#4908

Committed 30 Dec 2025 10:52AM UTC coverage: 65.386% (-0.2%) from 65.541%

Build # #4908

Build Type

push

travis-ci

Committed by

web-flow

Commit Message

enh: drop multi-stream (#33962)

Run Details

60 of 106 new or added lines in 4 files covered. (56.6%)

1330 existing lines in 113 files now uncovered.

193461 of 295877 relevant lines covered (65.39%)

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68.77

/source/libs/parser/inc/sql.y

//lemon parser file to generate sql parse by using finite-state-machine code used to parse sql
//usage: lemon sql.y

%token_prefix TK_
%token_type { SToken }
%default_type { SNode* }
%default_destructor { nodesDestroyNode($$); }

%extra_argument { SAstCreateContext* pCxt }

%include {
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <stdbool.h>

#define ALLOW_FORBID_FUNC

#include "functionMgt.h"
#include "nodes.h"
#include "parToken.h"
#include "ttokendef.h"
#include "parAst.h"

#define YYSTACKDEPTH 0

#define JOINED_TABLE_MK(jt, st, A, B, E, F, G, H)                              \
  {                                                                            \
    A = createJoinTableNode(pCxt, jt, st, B, E, F);                            \
    A = addWindowOffsetClause(pCxt, A, G);                                     \
    A = addJLimitClause(pCxt, A, H);                                           \
  }

int32_t taosParseShortWeekday(const char* str);
}

%syntax_error {
  if (TSDB_CODE_SUCCESS == pCxt->errCode) {
    if(TOKEN.z) {
      pCxt->errCode = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_SYNTAX_ERROR, TOKEN.z);
    } else {
      pCxt->errCode = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INCOMPLETE_SQL);
    }
  } else if (TSDB_CODE_PAR_DB_NOT_SPECIFIED == pCxt->errCode && TK_NK_FLOAT == TOKEN.type) {
    pCxt->errCode = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_SYNTAX_ERROR, TOKEN.z);
  }
}

%left OR.
%left AND.
%left UNION ALL MINUS EXCEPT INTERSECT.
%left NK_BITAND NK_BITOR NK_LSHIFT NK_RSHIFT NK_PH.
%left NK_LT NK_GT NK_LE NK_GE NK_EQ NK_NE LIKE MATCH NMATCH REGEXP CONTAINS BETWEEN IS IN.
%left NK_PLUS NK_MINUS.
%left NK_STAR NK_SLASH NK_REM.
%left NK_CONCAT.

%right NOT.
%left NK_ARROW.

%right INNER LEFT RIGHT FULL OUTER SEMI ANTI ASOF WINDOW JOIN ON WINDOW_OFFSET JLIMIT.

/************************************************ create/alter account *****************************************/
cmd ::= CREATE ACCOUNT NK_ID PASS NK_STRING account_options.                      { pCxt->errCode = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_EXPRIE_STATEMENT); }
cmd ::= ALTER ACCOUNT NK_ID alter_account_options.                                { pCxt->errCode = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_EXPRIE_STATEMENT); }

%type account_options                                                             { int32_t }
%destructor account_options                                                       { }
account_options ::= .                                                             { }
account_options ::= account_options PPS literal.                                  { }
account_options ::= account_options TSERIES literal.                              { }
account_options ::= account_options STORAGE literal.                              { }
account_options ::= account_options STREAMS literal.                              { }
account_options ::= account_options QTIME literal.                                { }
account_options ::= account_options DBS literal.                                  { }
account_options ::= account_options USERS literal.                                { }
account_options ::= account_options CONNS literal.                                { }
account_options ::= account_options STATE literal.                                { }

%type alter_account_options                                                       { int32_t }
%destructor alter_account_options                                                 { }
alter_account_options ::= alter_account_option.                                   { }
alter_account_options ::= alter_account_options alter_account_option.             { }

%type alter_account_option                                                        { int32_t }
%destructor alter_account_option                                                  { }
alter_account_option ::= PASS literal.                                            { }
alter_account_option ::= PPS literal.                                             { }
alter_account_option ::= TSERIES literal.                                         { }
alter_account_option ::= STORAGE literal.                                         { }
alter_account_option ::= STREAMS literal.                                         { }
alter_account_option ::= QTIME literal.                                           { }
alter_account_option ::= DBS literal.                                             { }
alter_account_option ::= USERS literal.                                           { }
alter_account_option ::= CONNS literal.                                           { }
alter_account_option ::= STATE literal.                                           { }


/************************************************ create/alter/drop user **********************************************/
%type option_value                                                                { SToken }
%destructor option_value                                                          { }
option_value(A) ::= DEFAULT(B).                                                   { A = B; }
option_value(A) ::= UNLIMITED(B).                                                 { A = B; }
option_value(A) ::= NK_INTEGER(B).                                                { A = B; }

%type user_enabled                                                                { int8_t }
%destructor user_enabled                                                          { }
user_enabled(A) ::= ACCOUNT LOCK.                                                 { A = 0; }
user_enabled(A) ::= ACCOUNT UNLOCK.                                               { A = 1; }
user_enabled(A) ::= ENABLE NK_INTEGER(B).                                         { A = taosStr2Int8(B.z, NULL, 10); }

%type user_option                                                                 { SUserOptions* }
user_option(A) ::= TOTPSEED NK_STRING(B).                                         { A = mergeUserOptions(pCxt, NULL, NULL); setUserOptionsTotpseed(pCxt, A, &B); }
user_option(A) ::= TOTPSEED NULL.                                                 { A = mergeUserOptions(pCxt, NULL, NULL); setUserOptionsTotpseed(pCxt, A, NULL); }
user_option(A) ::= user_enabled(B).                                               { A = mergeUserOptions(pCxt, NULL, NULL); A->enable = B; A->hasEnable = true; }
user_option(A) ::= SYSINFO NK_INTEGER(B).                                         { A = mergeUserOptions(pCxt, NULL, NULL); A->sysinfo = taosStr2Int8(B.z, NULL, 10); A->hasSysinfo = true; }
user_option(A) ::= IS_IMPORT NK_INTEGER(B).                                       { A = mergeUserOptions(pCxt, NULL, NULL); A->isImport = taosStr2Int8(B.z, NULL, 10); A->hasIsImport = true; }
user_option(A) ::= CREATEDB NK_INTEGER(B).                                        { A = mergeUserOptions(pCxt, NULL, NULL); A->createdb = taosStr2Int8(B.z, NULL, 10); A->hasCreatedb = true; }
user_option(A) ::= CHANGEPASS NK_INTEGER(B).                                      { A = mergeUserOptions(pCxt, NULL, NULL); A->changepass = taosStr2Int8(B.z, NULL, 10); A->hasChangepass = true; }
user_option(A) ::= SESSION_PER_USER option_value(B).                              {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->sessionPerUser = TSDB_USER_SESSION_PER_USER_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      A->sessionPerUser = -1;
    } else {
      A->sessionPerUser = taosStr2Int32(B.z, NULL, 10);
    }
    A->hasSessionPerUser = true;
  }
user_option(A) ::= CONNECT_TIME option_value(B).                                 {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->connectTime = TSDB_USER_CONNECT_TIME_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      A->connectTime = -1;
    } else {
      A->connectTime = taosStr2Int32(B.z, NULL, 10) * 60; // default unit is minute
    }
    A->hasConnectTime = true;
  }
user_option(A) ::= CONNECT_IDLE_TIME option_value(B).                            {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->connectIdleTime = TSDB_USER_CONNECT_IDLE_TIME_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      A->connectIdleTime = -1;
    } else {
      A->connectIdleTime = taosStr2Int32(B.z, NULL, 10) * 60; // default unit is minute
    }
    A->hasConnectIdleTime = true;
  }
user_option(A) ::= CALL_PER_SESSION option_value(B).                             {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->callPerSession = TSDB_USER_CALL_PER_SESSION_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      A->callPerSession = -1;
    } else {
      A->callPerSession = taosStr2Int32(B.z, NULL, 10);
    }
    A->hasCallPerSession = true;
  }
user_option(A) ::= VNODE_PER_CALL option_value(B).                               {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->vnodePerCall = TSDB_USER_VNODE_PER_CALL_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      A->vnodePerCall = -1;
    } else {
      A->vnodePerCall = taosStr2Int32(B.z, NULL, 10);
    }
    A->hasVnodePerCall = true;
  }

user_option(A) ::= FAILED_LOGIN_ATTEMPTS option_value(B).                        {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->failedLoginAttempts = TSDB_USER_FAILED_LOGIN_ATTEMPTS_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      A->failedLoginAttempts = -1;
    } else {
      A->failedLoginAttempts = taosStr2Int32(B.z, NULL, 10);
    }
    A->hasFailedLoginAttempts = true;
  }
user_option(A) ::= PASSWORD_LIFE_TIME option_value(B).                           {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->passwordLifeTime = TSDB_USER_PASSWORD_LIFE_TIME_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      A->passwordLifeTime = -1;
    } else {
      A->passwordLifeTime = taosStr2Int32(B.z, NULL, 10) * 1440 * 60; // default unit is day
    }
    A->hasPasswordLifeTime = true;
  }
user_option(A) ::= PASSWORD_REUSE_TIME option_value(B).                          {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->passwordReuseTime = TSDB_USER_PASSWORD_REUSE_TIME_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      pCxt->errCode = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_OPTION_VALUE, "PASSWORD_REUSE_TIME");
    } else {
      A->passwordReuseTime = taosStr2Int32(B.z, NULL, 10) * 1440 * 60; // default unit is day
    }
    A->hasPasswordReuseTime = true;
  }
user_option(A) ::= PASSWORD_REUSE_MAX option_value(B).                           {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->passwordReuseMax = TSDB_USER_PASSWORD_REUSE_MAX_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      pCxt->errCode = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_OPTION_VALUE, "PASSWORD_REUSE_MAX");
    } else {
      A->passwordReuseMax = taosStr2Int32(B.z, NULL, 10);
    }
    A->hasPasswordReuseMax = true;
  }
user_option(A) ::= PASSWORD_LOCK_TIME option_value(B).                           {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->passwordLockTime = TSDB_USER_PASSWORD_LOCK_TIME_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      A->passwordLockTime = -1;
    } else {
      A->passwordLockTime = taosStr2Int32(B.z, NULL, 10) * 60; // default unit is minute
    }
    A->hasPasswordLockTime = true;
  }
user_option(A) ::= PASSWORD_GRACE_TIME option_value(B).                          {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->passwordGraceTime = TSDB_USER_PASSWORD_GRACE_TIME_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      A->passwordGraceTime = -1;
    } else {
      A->passwordGraceTime = taosStr2Int32(B.z, NULL, 10) * 1440 * 60; // default unit is day
    }
    A->hasPasswordGraceTime = true;
  }
user_option(A) ::= INACTIVE_ACCOUNT_TIME option_value(B).                        {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->inactiveAccountTime = TSDB_USER_INACTIVE_ACCOUNT_TIME_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      A->inactiveAccountTime = -1;
    } else {
      A->inactiveAccountTime = taosStr2Int32(B.z, NULL, 10) * 1440 * 60; // default unit is day
    }
    A->hasInactiveAccountTime = true;
  }
user_option(A) ::= ALLOW_TOKEN_NUM option_value(B).                              {
    A = mergeUserOptions(pCxt, NULL, NULL);
    if (B.type == TK_DEFAULT) {
      A->allowTokenNum = TSDB_USER_ALLOW_TOKEN_NUM_DEFAULT;
    } else if (B.type == TK_UNLIMITED) {
      A->allowTokenNum = -1;
    } else {
      A->allowTokenNum = taosStr2Int32(B.z, NULL, 10);
    }
    A->hasAllowTokenNum = true;
  }


%type ip_range_list                                                              { SNodeList* }
%destructor ip_range_list                                                        { nodesDestroyList($$); }
ip_range_list(A) ::= NK_STRING(B).                                               { A = createNodeList(pCxt, (SNode*)parseIpRange(pCxt, &B)); }
ip_range_list(A) ::= ip_range_list(B) NK_COMMA NK_STRING(C).                     { A = addNodeToList(pCxt, B, (SNode*)parseIpRange(pCxt, &C)); }


%type datetime_range_list                                                        { SNodeList* }
%destructor datetime_range_list                                                  { nodesDestroyList($$); }
datetime_range_list(A) ::= NK_STRING(B).                                         { A = createNodeList(pCxt, (SNode*)parseDateTimeRange(pCxt, &B)); }
datetime_range_list(A) ::= datetime_range_list(B) NK_COMMA NK_STRING(C).         { A = addNodeToList(pCxt, B, (SNode*)parseDateTimeRange(pCxt, &C)); }


%type create_user_option                                                         { SUserOptions* }
create_user_option(A) ::= HOST ip_range_list(B).                                 { A = mergeUserOptions(pCxt, NULL, NULL); A->pIpRanges = B; }
create_user_option(A) ::= NOT_ALLOW_HOST ip_range_list(B).                       {
    SNode* pNode = NULL;
    FOREACH(pNode, B) {
      ((SIpRangeNode*)pNode)->range.neg = true;
    }
    A = mergeUserOptions(pCxt, NULL, NULL);
    A->pIpRanges = B;
  }
create_user_option(A) ::= ALLOW_DATETIME datetime_range_list(B).                 { A = mergeUserOptions(pCxt, NULL, NULL); A->pTimeRanges = B; }
create_user_option(A) ::= NOT_ALLOW_DATETIME datetime_range_list(B).             {
    SNode* pNode = NULL;
    FOREACH(pNode, B) {
      ((SDateTimeRangeNode*)pNode)->range.neg = true;
    }
    A = mergeUserOptions(pCxt, NULL, NULL);
    A->pTimeRanges = B;
  }

%type create_user_options                                                        { SUserOptions* }
create_user_options(A) ::= user_option(B).                                       { A = B; }
create_user_options(A) ::= create_user_option(B).                                { A = B; }
create_user_options(A) ::= create_user_options(B) user_option(C).                { A = mergeUserOptions(pCxt, B, C); }
create_user_options(A) ::= create_user_options(B) create_user_option(C).         { A = mergeUserOptions(pCxt, B, C); }

%type create_user_options_opt                                                    { SUserOptions* }
create_user_options_opt(A) ::= .                                                 { A = NULL; }
create_user_options_opt(A) ::= create_user_options(B).                           { A = B; }


%type alter_user_option                                                          { SUserOptions* }
alter_user_option(A) ::= PASS NK_STRING(B).                                      { A = mergeUserOptions(pCxt, NULL, NULL); setUserOptionsPassword(pCxt, A, &B); }
alter_user_option(A) ::= ADD HOST ip_range_list(B).                              { A = mergeUserOptions(pCxt, NULL, NULL); A->pIpRanges = B; }
alter_user_option(A) ::= ADD NOT_ALLOW_HOST ip_range_list(B).                    {
    SNode* pNode = NULL;
    FOREACH(pNode, B) {
      ((SIpRangeNode*)pNode)->range.neg = true;
    }
    A = mergeUserOptions(pCxt, NULL, NULL);
    A->pIpRanges = B;
  }
alter_user_option(A) ::= DROP HOST ip_range_list(B).                             { A = mergeUserOptions(pCxt, NULL, NULL); A->pDropIpRanges = B; }
alter_user_option(A) ::= DROP NOT_ALLOW_HOST ip_range_list(B).                   {
    SNode* pNode = NULL;
    FOREACH(pNode, B) {
      ((SIpRangeNode*)pNode)->range.neg = true;
    }
    A = mergeUserOptions(pCxt, NULL, NULL);
    A->pDropIpRanges = B;
  }
alter_user_option(A) ::= ADD ALLOW_DATETIME datetime_range_list(B).              { A = mergeUserOptions(pCxt, NULL, NULL); A->pTimeRanges = B; }
alter_user_option(A) ::= ADD NOT_ALLOW_DATETIME datetime_range_list(B).          {
    SNode* pNode = NULL;
    FOREACH(pNode, B) {
      ((SDateTimeRangeNode*)pNode)->range.neg = true;
    }
    A = mergeUserOptions(pCxt, NULL, NULL);
    A->pTimeRanges = B;
  }
alter_user_option(A) ::= DROP ALLOW_DATETIME datetime_range_list(B).             { A = mergeUserOptions(pCxt, NULL, NULL); A->pDropTimeRanges = B; }
alter_user_option(A) ::= DROP NOT_ALLOW_DATETIME datetime_range_list(B).         {
    SNode* pNode = NULL;
    FOREACH(pNode, B) {
      ((SDateTimeRangeNode*)pNode)->range.neg = true;
    }
    A = mergeUserOptions(pCxt, NULL, NULL);
    A->pDropTimeRanges = B;
  }

%type alter_user_options                                                         { SUserOptions* }
alter_user_options(A) ::= user_option(B).                                        { A = B; }
alter_user_options(A) ::= alter_user_option(B).                                  { A = B; }
alter_user_options(A) ::= alter_user_options(B) user_option(C).                  { A = mergeUserOptions(pCxt, B, C); }
alter_user_options(A) ::= alter_user_options(B) alter_user_option(C).            { A = mergeUserOptions(pCxt, B, C); }


cmd ::= CREATE USER not_exists_opt(A) user_name(B) PASS NK_STRING(C) create_user_options_opt(D).  {
    D = mergeUserOptions(pCxt, D, NULL);
    setUserOptionsPassword(pCxt, D, &C);
    pCxt->pRootNode = createCreateUserStmt(pCxt, &B, D, A);
  }
cmd ::= ALTER USER user_name(A) alter_user_options(B).                           { pCxt->pRootNode = createAlterUserStmt(pCxt, &A, B); }
cmd ::= DROP USER exists_opt(A) user_name(B).                                    { pCxt->pRootNode = createDropUserStmt(pCxt, &B, A); }
cmd ::= ALTER DNODES RELOAD general_name(A).                                     { pCxt->pRootNode = createAlterAllDnodeTLSStmt(pCxt, &A);}


/************************************************ create/alter/drop token **********************************************/

%type token_option                                                               { STokenOptions* }
token_option(A) ::= PROVIDER NK_STRING(B).                                       { A = mergeTokenOptions(pCxt, NULL, NULL); setTokenOptionsProvider(pCxt, A, &B); }
token_option(A) ::= ENABLE NK_INTEGER(B).                                        { A = mergeTokenOptions(pCxt, NULL, NULL);  A->enable = taosStr2Int8(B.z, NULL, 10); A->hasEnable = true; }
token_option(A) ::= TTL NK_INTEGER(B).                                           { A = mergeTokenOptions(pCxt, NULL, NULL);  A->ttl = taosStr2Int32(B.z, NULL, 10) * 86400; A->hasTtl = true; }
token_option(A) ::= EXTRA_INFO NK_STRING(B).                                     { A = mergeTokenOptions(pCxt, NULL, NULL); setTokenOptionsExtraInfo(pCxt, A, &B); }

%type token_options                                                              { STokenOptions* }
token_options(A) ::= token_option(B).                                            { A = B; }
token_options(A) ::= token_options(B) token_option(C).                           { A = mergeTokenOptions(pCxt, B, C); }

%type token_options_opt                                                          { STokenOptions* }
token_options_opt(A) ::= .                                                       { A = NULL; }
token_options_opt(A) ::= token_options(B).                                       { A = B; }


cmd ::= CREATE TOKEN not_exists_opt(A) NK_ID(B) FROM USER user_name(C) token_options_opt(D).       {
    pCxt->pRootNode = createCreateTokenStmt(pCxt, &B, &C, D, A);
  }
cmd ::= ALTER TOKEN NK_ID(A) token_options(B). {
    pCxt->pRootNode = createAlterTokenStmt(pCxt, &A, B);
  }
cmd ::= DROP TOKEN exists_opt(A) NK_ID(B). {
    pCxt->pRootNode = createDropTokenStmt(pCxt, &B, A);
  }



/************************************************ create/drop role **********************************************/
cmd ::= CREATE ROLE not_exists_opt(A) role_name(B).                               { pCxt->pRootNode = createCreateRoleStmt(pCxt, A, &B); }
cmd ::= DROP ROLE exists_opt(A) role_name(B).                                     { pCxt->pRootNode = createDropRoleStmt(pCxt, A, &B); }
cmd ::= LOCK ROLE role_name(A).                                                   { 
                                                                                    SToken t = {.n = 1, .z = "1", .type = TK_STRING };
                                                                                    pCxt->pRootNode = createAlterRoleStmt(pCxt, &A, TSDB_ALTER_ROLE_LOCK, &t); 
                                                                                  }
cmd ::= UNLOCK ROLE role_name(A).                                                 { 
                                                                                    SToken t = {.n = 1, .z = "0", .type = TK_STRING };
                                                                                    pCxt->pRootNode = createAlterRoleStmt(pCxt, &A,TSDB_ALTER_ROLE_LOCK, &t); 
                                                                                  }
cmd ::= GRANT ROLE role_name(A) TO role_name(C).                                  { pCxt->pRootNode = createGrantStmt(pCxt, &A, NULL, &C, NULL, TSDB_ALTER_ROLE_ROLE); }
cmd ::= REVOKE ROLE role_name(A) FROM role_name(C).                               { pCxt->pRootNode = createRevokeStmt(pCxt, &A, NULL, &C, NULL, TSDB_ALTER_ROLE_ROLE); }
/************************************************ grant/revoke ********************************************************/
cmd ::= GRANT privileges(A) priv_level_opt(B) with_clause_opt(D) TO user_name(C). { pCxt->pRootNode = createGrantStmt(pCxt, &A, &B, &C, D, TSDB_ALTER_ROLE_PRIVILEGES); }
cmd ::= REVOKE privileges(A) priv_level_opt(B) with_clause_opt(D) FROM user_name(C). { pCxt->pRootNode = createRevokeStmt(pCxt, &A, &B, &C, D, TSDB_ALTER_ROLE_PRIVILEGES); }

%type privileges                                                                  { SPrivSetArgs }
%destructor privileges                                                            {
                                                                                    if ($$.selectCols != NULL) {
                                                                                      nodesDestroyList($$.selectCols);
                                                                                    }
                                                                                    if ($$.insertCols != NULL) {
                                                                                      nodesDestroyList($$.insertCols);
                                                                                    }
                                                                                    if ($$.updateCols != NULL) {
                                                                                      nodesDestroyList($$.updateCols);
                                                                                    }

                                                                                  }
privileges(A) ::= priv_type_list(B).                                              { A = B; }

%type priv_type_list                                                              { SPrivSetArgs }
%destructor priv_type_list                                                        {
                                                                                    if ($$.selectCols != NULL) {
                                                                                      nodesDestroyList($$.selectCols);
                                                                                    }
                                                                                    if ($$.insertCols != NULL) {
                                                                                      nodesDestroyList($$.insertCols);
                                                                                    }
                                                                                    if ($$.updateCols != NULL) {
                                                                                      nodesDestroyList($$.updateCols);
                                                                                    }

                                                                                  }
priv_type_list(A) ::= priv_type(B).                                               { A = B; }
priv_type_list(A) ::= priv_type_list(B) NK_COMMA priv_type(C).                    { A = privArgsAdd(pCxt, B, C); }

%type priv_type                                                                   { SPrivSetArgs }
%destructor priv_type                                                             {
                                                                                    if ($$.selectCols != NULL) {
                                                                                      nodesDestroyList($$.selectCols);
                                                                                    }
                                                                                    if ($$.insertCols != NULL) {
                                                                                      nodesDestroyList($$.insertCols);
                                                                                    }
                                                                                    if ($$.updateCols != NULL) {
                                                                                      nodesDestroyList($$.updateCols);
                                                                                    }

                                                                                  }
priv_type(A) ::= ALL.                                                             { A = PRIV_SET_TYPE(PRIV_CM_ALL); }
priv_type(A) ::= ALL PRIVILEGES.                                                  { A = PRIV_SET_TYPE(PRIV_CM_ALL); }
priv_type(A) ::= ALTER.                                                           { A = PRIV_SET_TYPE(PRIV_CM_ALTER); }
priv_type(A) ::= DROP.                                                            { A = PRIV_SET_TYPE(PRIV_CM_DROP); }
priv_type(A) ::= SHOW.                                                            { A = PRIV_SET_TYPE(PRIV_CM_SHOW); }
priv_type(A) ::= SHOW CREATE.                                                     { A = PRIV_SET_TYPE(PRIV_CM_SHOW_CREATE); }
priv_type(A) ::= START.                                                           { A = PRIV_SET_TYPE(PRIV_CM_START); }
priv_type(A) ::= STOP.                                                            { A = PRIV_SET_TYPE(PRIV_CM_STOP); }
priv_type(A) ::= KILL.                                                            { A = PRIV_SET_TYPE(PRIV_CM_KILL); }
priv_type(A) ::= RECALCULATE.                                                     { A = PRIV_SET_TYPE(PRIV_CM_RECALC); }
priv_type(A) ::= SUBSCRIBE.                                                       { A = PRIV_SET_TYPE(PRIV_CM_SUBSCRIBE); }
priv_type(A) ::= READ.                                                            { A = PRIV_SET_TYPE(PRIV_TYPE_UNKNOWN); }
priv_type(A) ::= WRITE.                                                           { A = PRIV_SET_TYPE(PRIV_TYPE_UNKNOWN); }

priv_type(A) ::= CREATE DATABASE.                                                 { A = PRIV_SET_TYPE(PRIV_DB_CREATE); }
priv_type(A) ::= DROP OWNED DATABASE.                                             { A = PRIV_SET_TYPE(PRIV_DB_DROP_OWNED); }
priv_type(A) ::= USE DATABASE.                                                    { A = PRIV_SET_TYPE(PRIV_DB_USE); }
priv_type(A) ::= FLUSH DATABASE.                                                  { A = PRIV_SET_TYPE(PRIV_DB_FLUSH); }
priv_type(A) ::= COMPACT DATABASE.                                                { A = PRIV_SET_TYPE(PRIV_DB_COMPACT); }
priv_type(A) ::= TRIM DATABASE.                                                   { A = PRIV_SET_TYPE(PRIV_DB_TRIM); }
priv_type(A) ::= ROLLUP DATABASE.                                                 { A = PRIV_SET_TYPE(PRIV_DB_ROLLUP); }
priv_type(A) ::= SCAN DATABASE.                                                   { A = PRIV_SET_TYPE(PRIV_DB_SCAN); }
priv_type(A) ::= SSMIGRATE DATABASE.                                              { A = PRIV_SET_TYPE(PRIV_DB_SSMIGRATE); }
priv_type(A) ::= USE.                                                             { A = PRIV_SET_TYPE(PRIV_DB_USE); }
priv_type(A) ::= FLUSH.                                                           { A = PRIV_SET_TYPE(PRIV_DB_FLUSH); }
priv_type(A) ::= COMPACT.                                                         { A = PRIV_SET_TYPE(PRIV_DB_COMPACT); }
priv_type(A) ::= TRIM.                                                            { A = PRIV_SET_TYPE(PRIV_DB_TRIM); }
priv_type(A) ::= ROLLUP.                                                          { A = PRIV_SET_TYPE(PRIV_DB_ROLLUP); }
priv_type(A) ::= SCAN.                                                            { A = PRIV_SET_TYPE(PRIV_DB_SCAN); }
priv_type(A) ::= SSMIGRATE.                                                       { A = PRIV_SET_TYPE(PRIV_DB_SSMIGRATE); }
priv_type(A) ::= DROP OWNED.                                                      { A = PRIV_SET_TYPE(PRIV_DB_DROP_OWNED); }

priv_type(A) ::= SHOW VNODES.                                                     { A = PRIV_SET_TYPE(PRIV_SHOW_VNODES); }
priv_type(A) ::= SHOW VGROUPS.                                                    { A = PRIV_SET_TYPE(PRIV_SHOW_VGROUPS); }
priv_type(A) ::= SHOW COMPACTS.                                                   { A = PRIV_SET_TYPE(PRIV_SHOW_COMPACTS); }
priv_type(A) ::= SHOW RETENTIONS.                                                 { A = PRIV_SET_TYPE(PRIV_SHOW_RETENTIONS); }
priv_type(A) ::= SHOW SCANS.                                                      { A = PRIV_SET_TYPE(PRIV_SHOW_SCANS); }
priv_type(A) ::= SHOW SSMIGRATES.                                                 { A = PRIV_SET_TYPE(PRIV_SHOW_SSMIGRATES); }

priv_type(A) ::= CREATE TABLE.                                                    { A = PRIV_SET_TYPE(PRIV_TBL_CREATE); }

priv_type(A) ::= priv_type_tbl_dml(B).                                            { A = B; }

priv_type(A) ::= CREATE FUNCTION.                                                 { A = PRIV_SET_TYPE(PRIV_FUNC_CREATE); }
priv_type(A) ::= DROP FUNCTION.                                                   { A = PRIV_SET_TYPE(PRIV_FUNC_DROP); }
priv_type(A) ::= SHOW FUNCTIONS.                                                  { A = PRIV_SET_TYPE(PRIV_FUNC_SHOW); }

priv_type(A) ::= CREATE INDEX.                                                    { A = PRIV_SET_TYPE(PRIV_IDX_CREATE); }
priv_type(A) ::= DROP INDEX.                                                      { A = PRIV_SET_TYPE(PRIV_IDX_DROP); }
priv_type(A) ::= SHOW INDEXES.                                                    { A = PRIV_SET_TYPE(PRIV_IDX_SHOW); }

priv_type(A) ::= CREATE VIEW.                                                     { A = PRIV_SET_TYPE(PRIV_VIEW_CREATE); }
priv_type(A) ::= SELECT VIEW.                                                     { A = PRIV_SET_TYPE(PRIV_VIEW_SELECT); }

priv_type(A) ::= CREATE RSMA.                                                     { A = PRIV_SET_TYPE(PRIV_RSMA_CREATE); }
priv_type(A) ::= CREATE TSMA.                                                     { A = PRIV_SET_TYPE(PRIV_TSMA_CREATE); }

priv_type(A) ::= CREATE MOUNT.                                                    { A = PRIV_SET_TYPE(PRIV_MOUNT_CREATE); }
priv_type(A) ::= DROP MOUNT.                                                      { A = PRIV_SET_TYPE(PRIV_MOUNT_DROP); }
priv_type(A) ::= SHOW MOUNTS.                                                     { A = PRIV_SET_TYPE(PRIV_MOUNT_SHOW); }

priv_type(A) ::= ALTER PASS.                                                      { A = PRIV_SET_TYPE(PRIV_PASS_ALTER); }
priv_type(A) ::= ALTER SELF PASS.                                                 { A = PRIV_SET_TYPE(PRIV_PASS_ALTER_SELF); }

priv_type(A) ::= CREATE ROLE.                                                     { A = PRIV_SET_TYPE(PRIV_ROLE_CREATE); }
priv_type(A) ::= DROP ROLE.                                                       { A = PRIV_SET_TYPE(PRIV_ROLE_DROP); }
priv_type(A) ::= SHOW ROLES.                                                      { A = PRIV_SET_TYPE(PRIV_ROLE_SHOW); }

priv_type(A) ::= CREATE USER.                                                     { A = PRIV_SET_TYPE(PRIV_USER_CREATE); }
priv_type(A) ::= DROP USER.                                                       { A = PRIV_SET_TYPE(PRIV_USER_DROP); }
priv_type(A) ::= SET USER SECURITY INFO.                                          { A = PRIV_SET_TYPE(PRIV_USER_SET_SECURITY); }
priv_type(A) ::= SET USER AUDIT INFO.                                             { A = PRIV_SET_TYPE(PRIV_USER_SET_AUDIT); }
priv_type(A) ::= SET USER BASIC INFO.                                             { A = PRIV_SET_TYPE(PRIV_USER_SET_BASIC); }
priv_type(A) ::= UNLOCK USER.                                                     { A = PRIV_SET_TYPE(PRIV_USER_UNLOCK); }
priv_type(A) ::= LOCK USER.                                                       { A = PRIV_SET_TYPE(PRIV_USER_LOCK); }
priv_type(A) ::= SHOW USERS.                                                      { A = PRIV_SET_TYPE(PRIV_USER_SHOW); }

priv_type(A) ::= CREATE AUDIT DATABASE.                                           { A = PRIV_SET_TYPE(PRIV_AUDIT_DB_CREATE); }
priv_type(A) ::= DROP AUDIT DATABASE.                                             { A = PRIV_SET_TYPE(PRIV_AUDIT_DB_DROP); }
priv_type(A) ::= ALTER AUDIT DATABASE.                                            { A = PRIV_SET_TYPE(PRIV_AUDIT_DB_ALTER); }
priv_type(A) ::= USE AUDIT DATABASE.                                              { A = PRIV_SET_TYPE(PRIV_AUDIT_DB_USE); }

priv_type(A) ::= CREATE TOKEN.                                                    { A = PRIV_SET_TYPE(PRIV_TOKEN_CREATE); }
priv_type(A) ::= DROP TOKEN.                                                      { A = PRIV_SET_TYPE(PRIV_TOKEN_DROP); }
priv_type(A) ::= ALTER TOKEN.                                                     { A = PRIV_SET_TYPE(PRIV_TOKEN_ALTER); }
priv_type(A) ::= SHOW TOKENS.                                                     { A = PRIV_SET_TYPE(PRIV_TOKEN_SHOW); }

priv_type(A) ::= UPDATE KEY.                                                      { A = PRIV_SET_TYPE(PRIV_KEY_UPDATE); }
priv_type(A) ::= CREATE TOTP.                                                     { A = PRIV_SET_TYPE(PRIV_TOTP_CREATE); }
priv_type(A) ::= DROP TOTP.                                                       { A = PRIV_SET_TYPE(PRIV_TOTP_DROP); }
priv_type(A) ::= UPDATE TOTP.                                                     { A = PRIV_SET_TYPE(PRIV_TOTP_UPDATE); }

priv_type(A) ::= GRANT PRIVILEGE.                                                 { A = PRIV_SET_TYPE(PRIV_GRANT_PRIVILEGE); }
priv_type(A) ::= REVOKE PRIVILEGE.                                                { A = PRIV_SET_TYPE(PRIV_REVOKE_PRIVILEGE); }
priv_type(A) ::= SHOW PRIVILEGES.                                                 { A = PRIV_SET_TYPE(PRIV_SHOW_PRIVILEGES); }

priv_type(A) ::= CREATE NODE.                                                     { A = PRIV_SET_TYPE(PRIV_NODE_CREATE); }
priv_type(A) ::= DROP NODE.                                                       { A = PRIV_SET_TYPE(PRIV_NODE_DROP); }
priv_type(A) ::= SHOW NODES.                                                      { A = PRIV_SET_TYPE(PRIV_NODES_SHOW); }

priv_type(A) ::= ALTER SECURITY VARIABLE.                                         { A = PRIV_SET_TYPE(PRIV_VAR_SECURITY_ALTER); }
priv_type(A) ::= ALTER AUDIT VARIABLE.                                            { A = PRIV_SET_TYPE(PRIV_VAR_AUDIT_ALTER); }
priv_type(A) ::= ALTER SYSTEM VARIABLE.                                           { A = PRIV_SET_TYPE(PRIV_VAR_SYSTEM_ALTER); }
priv_type(A) ::= ALTER DEBUG VARIABLE.                                            { A = PRIV_SET_TYPE(PRIV_VAR_DEBUG_ALTER); }
priv_type(A) ::= SHOW SECURITY VARIABLES.                                         { A = PRIV_SET_TYPE(PRIV_VAR_SECURITY_SHOW); }
priv_type(A) ::= SHOW AUDIT VARIABLES.                                            { A = PRIV_SET_TYPE(PRIV_VAR_AUDIT_SHOW); }
priv_type(A) ::= SHOW SYSTEM VARIABLES.                                           { A = PRIV_SET_TYPE(PRIV_VAR_SYSTEM_SHOW); }
priv_type(A) ::= SHOW DEBUG VARIABLES.                                            { A = PRIV_SET_TYPE(PRIV_VAR_DEBUG_SHOW); }

priv_type(A) ::= CREATE TOPIC.                                                    { A = PRIV_SET_TYPE(PRIV_TOPIC_CREATE); }
priv_type(A) ::= SHOW CONSUMERS.                                                  { A = PRIV_SET_TYPE(PRIV_CONSUMER_SHOW); }
priv_type(A) ::= SHOW SUBSCRIPTIONS.                                              { A = PRIV_SET_TYPE(PRIV_SUBSCRIPTION_SHOW); }

priv_type(A) ::= CREATE STREAM.                                                   { A = PRIV_SET_TYPE(PRIV_STREAM_CREATE); }

priv_type(A) ::= SHOW TRANS.                                                      { A = PRIV_SET_TYPE(PRIV_TRANS_SHOW); }
priv_type(A) ::= KILL TRANS.                                                      { A = PRIV_SET_TYPE(PRIV_TRANS_KILL); }
priv_type(A) ::= SHOW CONNECTIONS.                                                { A = PRIV_SET_TYPE(PRIV_CONNECTION_SHOW); }
priv_type(A) ::= KILL CONNECTION.                                                 { A = PRIV_SET_TYPE(PRIV_CONNECTION_KILL); }
priv_type(A) ::= SHOW QUERIES.                                                    { A = PRIV_SET_TYPE(PRIV_QUERY_SHOW); }
priv_type(A) ::= KILL QUERY.                                                      { A = PRIV_SET_TYPE(PRIV_QUERY_KILL); }

priv_type(A) ::= USE INFORMATION_SCHEMA.                                          { A = PRIV_SET_TYPE(PRIV_INFO_SCHEMA_USE); }
priv_type(A) ::= USE PERFORMANCE_SCHEMA.                                          { A = PRIV_SET_TYPE(PRIV_PERF_SCHEMA_USE); }
priv_type(A) ::= READ INFORMATION_SCHEMA LIMIT.                                   { A = PRIV_SET_TYPE(PRIV_INFO_SCHEMA_READ_LIMIT); }
priv_type(A) ::= READ INFORMATION_SCHEMA SECURITY.                                { A = PRIV_SET_TYPE(PRIV_INFO_SCHEMA_READ_SEC); }
priv_type(A) ::= READ INFORMATION_SCHEMA AUDIT.                                   { A = PRIV_SET_TYPE(PRIV_INFO_SCHEMA_READ_AUDIT); }
priv_type(A) ::= READ INFORMATION_SCHEMA BASIC.                                   { A = PRIV_SET_TYPE(PRIV_INFO_SCHEMA_READ_BASIC); }
priv_type(A) ::= READ PERFORMANCE_SCHEMA LIMIT.                                   { A = PRIV_SET_TYPE(PRIV_PERF_SCHEMA_READ_LIMIT); }
priv_type(A) ::= READ PERFORMANCE_SCHEMA BASIC.                                   { A = PRIV_SET_TYPE(PRIV_PERF_SCHEMA_READ_BASIC); }
priv_type(A) ::= SHOW GRANTS.                                                     { A = PRIV_SET_TYPE(PRIV_GRANTS_SHOW); }
priv_type(A) ::= SHOW CLUSTER.                                                    { A = PRIV_SET_TYPE(PRIV_CLUSTER_SHOW); }
priv_type(A) ::= SHOW APPS.                                                       { A = PRIV_SET_TYPE(PRIV_APPS_SHOW); }

%type priv_type_tbl_dml                                                           { SPrivSetArgs }
%destructor priv_type_tbl_dml                                                     {
                                                                                    if ($$.selectCols != NULL) {
                                                                                      nodesDestroyList($$.selectCols);
                                                                                    }
                                                                                    if ($$.insertCols != NULL) {
                                                                                      nodesDestroyList($$.insertCols);
                                                                                    }
                                                                                    if ($$.updateCols != NULL) {
                                                                                      nodesDestroyList($$.updateCols);
                                                                                    }
                                                                                  }
priv_type_tbl_dml(A) ::= SELECT TABLE.                                            { A = PRIV_SET_TYPE(PRIV_TBL_SELECT); }
priv_type_tbl_dml(A) ::= SELECT specific_cols_with_mask_opt(B).                   { A = PRIV_SET_COLS(PRIV_TBL_SELECT, B, NULL, NULL); }
priv_type_tbl_dml(A) ::= INSERT TABLE.                                            { A = PRIV_SET_TYPE(PRIV_TBL_INSERT); }
priv_type_tbl_dml(A) ::= INSERT specific_cols_opt(B).                             { A = PRIV_SET_COLS(PRIV_TBL_INSERT, NULL, B, NULL); }
/*priv_type_tbl_dml(A) ::= UPDATE TABLE.                                            { A = PRIV_SET_TYPE(PRIV_TBL_UPDATE); }
priv_type_tbl_dml(A) ::= UPDATE specific_cols_opt(B).                             { A = PRIV_SET_COLS(PRIV_TBL_UPDATE, NULL, NULL, B); }*/
priv_type_tbl_dml(A) ::= DELETE TABLE.                                            { A = PRIV_SET_TYPE(PRIV_TBL_DELETE); }
priv_type_tbl_dml(A) ::= DELETE.                                                  { A = PRIV_SET_TYPE(PRIV_TBL_DELETE); }

%type priv_level_opt                                                              { SPrivLevelArgs }
%destructor priv_level_opt                                                        { 
                                                                                    if ($$.cols != NULL) {
                                                                                      nodesDestroyList($$.cols);
                                                                                    }
                                                                                  }
priv_level_opt(A) ::= .                                                           { 
                                                                                    A.first = nil_token; A.second = nil_token; 
                                                                                    A.objType = PRIV_OBJ_CLUSTER; A.cols = NULL; 
                                                                                  }
priv_level_opt(A) ::= ON priv_level(B).                                           { A = B; A.objType = PRIV_OBJ_TBL; }
priv_level_opt(A) ::= ON DATABASE priv_level(B).                                  { A = B; A.objType = PRIV_OBJ_DB; }
priv_level_opt(A) ::= ON TABLE priv_level(B).                                     { A = B; A.objType = PRIV_OBJ_TBL; }
priv_level_opt(A) ::= ON VIEW priv_level(B).                                      { A = B; A.objType = PRIV_OBJ_VIEW; }
priv_level_opt(A) ::= ON INDEX priv_level(B).                                     { A = B; A.objType = PRIV_OBJ_IDX; }
priv_level_opt(A) ::= ON TOPIC priv_level(B).                                     { A = B; A.objType = PRIV_OBJ_TOPIC; }
priv_level_opt(A) ::= ON STREAM priv_level(B).                                    { A = B; A.objType = PRIV_OBJ_STREAM; }
priv_level_opt(A) ::= ON RSMA priv_level(B).                                      { A = B; A.objType = PRIV_OBJ_RSMA; }
priv_level_opt(A) ::= ON TSMA priv_level(B).                                      { A = B; A.objType = PRIV_OBJ_TSMA; }

%type priv_level                                                                  { SPrivLevelArgs }
%destructor priv_level                                                            { }
priv_level(A) ::= NK_STAR(B).                                                     { A.first = B; A.second = nil_token; A.cols = NULL; }
priv_level(A) ::= NK_STAR(B) NK_DOT NK_STAR(C).                                   { A.first = B; A.second = C; A.cols = NULL; }
priv_level(A) ::= db_name(B) NK_DOT NK_STAR(C).                                   { A.first = B; A.second = C; A.cols = NULL; }
priv_level(A) ::= db_name(B) NK_DOT table_name(C).                                { A.first = B; A.second = C; A.cols = NULL; }
priv_level(A) ::= db_name(B).                                                     { A.first = B; A.second = nil_token; A.cols = NULL; }

with_clause_opt(A) ::= .                                                          { A = NULL; }
with_clause_opt(A) ::= WITH search_condition(B).                                  { A = B; }

/************************************************ create encrypt_key *********************************************/
cmd ::= CREATE ENCRYPT_KEY NK_STRING(A).                                          { pCxt->pRootNode = createEncryptKeyStmt(pCxt, &A); }

cmd ::= CREATE ENCRYPT_ALGR NK_STRING(A) ALGR_NAME NK_STRING(B) DESC NK_STRING(C) ALGR_TYPE NK_STRING(D) OSSL_ALGR_NAME NK_STRING(E).                                          { pCxt->pRootNode = createCreateAlgrStmt(pCxt, &A, &B, &C, &D, &E); }

cmd ::= DROP ENCRYPT_ALGR NK_STRING(A).                                           { pCxt->pRootNode = createDropEncryptAlgrStmt(pCxt, &A); }

/************************************************ alter encrypt key *********************************************/
cmd ::= ALTER SYSTEM SET SVR_KEY NK_STRING(A).                                    { pCxt->pRootNode = createAlterEncryptKeyStmt(pCxt, 0, &A); }
cmd ::= ALTER SYSTEM SET DB_KEY NK_STRING(A).                                     { pCxt->pRootNode = createAlterEncryptKeyStmt(pCxt, 1, &A); }
/************************************************ create drop update anode ***************************************/
cmd ::= CREATE ANODE NK_STRING(A).                                                { pCxt->pRootNode = createCreateAnodeStmt(pCxt, &A); }
cmd ::= UPDATE ANODE NK_INTEGER(A).                                               { pCxt->pRootNode = createUpdateAnodeStmt(pCxt, &A, false); }
cmd ::= UPDATE ALL ANODES.                                                        { pCxt->pRootNode = createUpdateAnodeStmt(pCxt, NULL, true); }
cmd ::= DROP ANODE NK_INTEGER(A).                                                 { pCxt->pRootNode = createDropAnodeStmt(pCxt, &A); }

/************************************************ create/drop/alter/restore dnode *********************************************/
cmd ::= CREATE DNODE dnode_endpoint(A).                                           { pCxt->pRootNode = createCreateDnodeStmt(pCxt, &A, NULL); }
cmd ::= CREATE DNODE dnode_endpoint(A) PORT NK_INTEGER(B).                        { pCxt->pRootNode = createCreateDnodeStmt(pCxt, &A, &B); }
cmd ::= DROP DNODE NK_INTEGER(A) force_opt(B).                                    { pCxt->pRootNode = createDropDnodeStmt(pCxt, &A, B, false); }
cmd ::= DROP DNODE dnode_endpoint(A) force_opt(B).                                { pCxt->pRootNode = createDropDnodeStmt(pCxt, &A, B, false); }
cmd ::= DROP DNODE NK_INTEGER(A) unsafe_opt(B).                                   { pCxt->pRootNode = createDropDnodeStmt(pCxt, &A, false, B); }
cmd ::= DROP DNODE dnode_endpoint(A) unsafe_opt(B).                               { pCxt->pRootNode = createDropDnodeStmt(pCxt, &A, false, B); }
cmd ::= ALTER DNODE NK_INTEGER(A) NK_STRING(B).                                   { pCxt->pRootNode = createAlterDnodeStmt(pCxt, &A, &B, NULL); }
cmd ::= ALTER DNODE NK_INTEGER(A) NK_STRING(B) NK_STRING(C).                      { pCxt->pRootNode = createAlterDnodeStmt(pCxt, &A, &B, &C); }
cmd ::= ALTER ALL DNODES NK_STRING(A).                                            { pCxt->pRootNode = createAlterDnodeStmt(pCxt, NULL, &A, NULL); }
cmd ::= ALTER ALL DNODES NK_STRING(A) NK_STRING(B).                               { pCxt->pRootNode = createAlterDnodeStmt(pCxt, NULL, &A, &B); }
cmd ::= RESTORE DNODE NK_INTEGER(A).                                              { pCxt->pRootNode = createRestoreComponentNodeStmt(pCxt, QUERY_NODE_RESTORE_DNODE_STMT, &A); }

%type dnode_endpoint                                                              { SToken }
%destructor dnode_endpoint                                                        { }
dnode_endpoint(A) ::= NK_STRING(B).                                               { A = B; }
dnode_endpoint(A) ::= NK_ID(B).                                                   { A = B; }
dnode_endpoint(A) ::= NK_IPTOKEN(B).                                              { A = B; }

%type force_opt                                                                   { bool }
%destructor force_opt                                                             { }
force_opt(A) ::= .                                                                { A = false; }
force_opt(A) ::= FORCE.                                                           { A = true; }

%type unsafe_opt                                                                  { bool }
%destructor unsafe_opt                                                            { }
unsafe_opt(A) ::= UNSAFE.                                                         { A = true; }

/************************************************ alter cluster *********************************************************/
cmd ::= ALTER CLUSTER NK_STRING(A).                                               { pCxt->pRootNode = createAlterClusterStmt(pCxt, &A, NULL); }
cmd ::= ALTER CLUSTER NK_STRING(A) NK_STRING(B).                                  { pCxt->pRootNode = createAlterClusterStmt(pCxt, &A, &B); }

/************************************************ alter local *********************************************************/
cmd ::= ALTER LOCAL NK_STRING(A).                                                 { pCxt->pRootNode = createAlterLocalStmt(pCxt, &A, NULL); }
cmd ::= ALTER LOCAL NK_STRING(A) NK_STRING(B).                                    { pCxt->pRootNode = createAlterLocalStmt(pCxt, &A, &B); }

/************************************************ create/drop/restore qnode ***************************************************/
cmd ::= CREATE QNODE ON DNODE NK_INTEGER(A).                                      { pCxt->pRootNode = createCreateComponentNodeStmt(pCxt, QUERY_NODE_CREATE_QNODE_STMT, &A); }
cmd ::= DROP QNODE ON DNODE NK_INTEGER(A).                                        { pCxt->pRootNode = createDropComponentNodeStmt(pCxt, QUERY_NODE_DROP_QNODE_STMT, &A); }
cmd ::= RESTORE QNODE ON DNODE NK_INTEGER(A).                                     { pCxt->pRootNode = createRestoreComponentNodeStmt(pCxt, QUERY_NODE_RESTORE_QNODE_STMT, &A); }

/************************************************ create/drop backup node ***************************************************/
// cmd ::= CREATE BACKUPNODE ON DNODE NK_INTEGER(A).                                      { pCxt->pRootNode = createCreateComponentNodeStmt(pCxt, QUERY_NODE_CREATE_BACKUP_NODE_STMT, &A); }
// cmd ::= DROP BACKUPNODE ON DNODE NK_INTEGER(A).                                        { pCxt->pRootNode = createDropComponentNodeStmt(pCxt, QUERY_NODE_DROP_BACKUP_NODE_STMT, &A); }

/************************************************ create/drop snode ***************************************************/
cmd ::= CREATE SNODE ON DNODE NK_INTEGER(A).                                      { pCxt->pRootNode = createCreateComponentNodeStmt(pCxt, QUERY_NODE_CREATE_SNODE_STMT, &A); }
cmd ::= DROP SNODE ON DNODE NK_INTEGER(A).                                        { pCxt->pRootNode = createDropComponentNodeStmt(pCxt, QUERY_NODE_DROP_SNODE_STMT, &A); }

/************************************************ create/drop bnode ***************************************/
cmd ::= CREATE BNODE ON DNODE NK_INTEGER(A) bnode_options(B).                     { pCxt->pRootNode = createCreateBnodeStmt(pCxt, &A, B); }
cmd ::= DROP BNODE ON DNODE NK_INTEGER(A).                                        { pCxt->pRootNode = createDropBnodeStmt(pCxt, &A); }

bnode_options(A) ::= .                                                            { A = createDefaultBnodeOptions(pCxt); }
bnode_options(A) ::= bnode_options(B) NK_ID(C) NK_STRING(D).                      { A = setBnodeOption(pCxt, B, &C, &D); }

/************************************************ create/drop/restore mnode ***************************************************/
cmd ::= CREATE MNODE ON DNODE NK_INTEGER(A).                                      { pCxt->pRootNode = createCreateComponentNodeStmt(pCxt, QUERY_NODE_CREATE_MNODE_STMT, &A); }
cmd ::= DROP MNODE ON DNODE NK_INTEGER(A).                                        { pCxt->pRootNode = createDropComponentNodeStmt(pCxt, QUERY_NODE_DROP_MNODE_STMT, &A); }
cmd ::= RESTORE MNODE ON DNODE NK_INTEGER(A).                                     { pCxt->pRootNode = createRestoreComponentNodeStmt(pCxt, QUERY_NODE_RESTORE_MNODE_STMT, &A); }

/************************************************ restore vnode ***************************************************/
cmd ::= RESTORE VNODE ON DNODE NK_INTEGER(A).                                     { pCxt->pRootNode = createRestoreComponentNodeStmt(pCxt, QUERY_NODE_RESTORE_VNODE_STMT, &A); }

/************************************************ create/drop/use database ********************************************/
cmd ::= CREATE DATABASE not_exists_opt(A) db_name(B) db_options(C).               { pCxt->pRootNode = createCreateDatabaseStmt(pCxt, A, &B, C); }
cmd ::= DROP DATABASE exists_opt(A) db_name(B) force_opt(C).                      { pCxt->pRootNode = createDropDatabaseStmt(pCxt, A, &B, C); }
cmd ::= USE db_name(A).                                                           { pCxt->pRootNode = createUseDatabaseStmt(pCxt, &A); }
cmd ::= ALTER DATABASE db_name(A) alter_db_options(B).                            { pCxt->pRootNode = createAlterDatabaseStmt(pCxt, &A, B); }
cmd ::= FLUSH DATABASE db_name(A).                                                { pCxt->pRootNode = createFlushDatabaseStmt(pCxt, &A); }
cmd ::= TRIM DATABASE db_name(A) speed_opt(B).                                    { pCxt->pRootNode = createTrimDatabaseStmt(pCxt, &A, B); }
cmd ::= TRIM DATABASE db_name(A) WAL.                                             { pCxt->pRootNode = createTrimDbWalStmt(pCxt, &A); }
cmd ::= SSMIGRATE DATABASE db_name(A).                                            { pCxt->pRootNode = createSsMigrateDatabaseStmt(pCxt, &A); }
cmd ::= COMPACT DATABASE db_name(A) start_opt(B) end_opt(C) meta_only(D) force_opt(E).                      { pCxt->pRootNode = createCompactStmt(pCxt, &A, B, C, D, E); }
cmd ::= COMPACT db_name_cond_opt(A) VGROUPS IN NK_LP integer_list(B) NK_RP start_opt(C) end_opt(D) meta_only(E) force_opt(F).   { pCxt->pRootNode = createCompactVgroupsStmt(pCxt, A, B, C, D, E, F); }
cmd ::= SCAN DATABASE db_name(A) start_opt(B) end_opt(C).                                          { pCxt->pRootNode = createScanStmt(pCxt, &A, B, C); }
cmd ::= SCAN db_name_cond_opt(A) VGROUPS IN NK_LP integer_list(B) NK_RP start_opt(C) end_opt(D).   { pCxt->pRootNode = createScanVgroupsStmt(pCxt, A, B, C, D); }

%type meta_only                                                                  { bool }
%destructor meta_only                                                            { }
meta_only(A) ::= .                                                                { A = false; }
meta_only(A) ::= META_ONLY.                                                      { A = true; }

%type not_exists_opt                                                              { bool }
%destructor not_exists_opt                                                        { }
not_exists_opt(A) ::= IF NOT EXISTS.                                              { A = true; }
not_exists_opt(A) ::= .                                                           { A = false; }

%type exists_opt                                                                  { bool }
%destructor exists_opt                                                            { }
exists_opt(A) ::= IF EXISTS.                                                      { A = true; }
exists_opt(A) ::= .                                                               { A = false; }

db_options(A) ::= .                                                               { A = createDefaultDatabaseOptions(pCxt); }
db_options(A) ::= db_options(B) BUFFER NK_INTEGER(C).                             { A = setDatabaseOption(pCxt, B, DB_OPTION_BUFFER, &C); }
db_options(A) ::= db_options(B) CACHEMODEL NK_STRING(C).                          { A = setDatabaseOption(pCxt, B, DB_OPTION_CACHEMODEL, &C); }
db_options(A) ::= db_options(B) CACHESIZE NK_INTEGER(C).                          { A = setDatabaseOption(pCxt, B, DB_OPTION_CACHESIZE, &C); }
db_options(A) ::= db_options(B) COMP NK_INTEGER(C).                               { A = setDatabaseOption(pCxt, B, DB_OPTION_COMP, &C); }
db_options(A) ::= db_options(B) DURATION NK_INTEGER(C).                           { A = setDatabaseOption(pCxt, B, DB_OPTION_DAYS, &C); }
db_options(A) ::= db_options(B) DURATION NK_VARIABLE(C).                          { A = setDatabaseOption(pCxt, B, DB_OPTION_DAYS, &C); }
db_options(A) ::= db_options(B) MAXROWS NK_INTEGER(C).                            { A = setDatabaseOption(pCxt, B, DB_OPTION_MAXROWS, &C); }
db_options(A) ::= db_options(B) MINROWS NK_INTEGER(C).                            { A = setDatabaseOption(pCxt, B, DB_OPTION_MINROWS, &C); }
db_options(A) ::= db_options(B) KEEP integer_list(C).                             { A = setDatabaseOption(pCxt, B, DB_OPTION_KEEP, C); }
db_options(A) ::= db_options(B) KEEP variable_list(C).                            { A = setDatabaseOption(pCxt, B, DB_OPTION_KEEP, C); }
db_options(A) ::= db_options(B) PAGES NK_INTEGER(C).                              { A = setDatabaseOption(pCxt, B, DB_OPTION_PAGES, &C); }
db_options(A) ::= db_options(B) PAGESIZE NK_INTEGER(C).                           { A = setDatabaseOption(pCxt, B, DB_OPTION_PAGESIZE, &C); }
db_options(A) ::= db_options(B) TSDB_PAGESIZE NK_INTEGER(C).                      { A = setDatabaseOption(pCxt, B, DB_OPTION_TSDB_PAGESIZE, &C); }
db_options(A) ::= db_options(B) PRECISION NK_STRING(C).                           { A = setDatabaseOption(pCxt, B, DB_OPTION_PRECISION, &C); }
db_options(A) ::= db_options(B) REPLICAS NK_INTEGER(C).                            { A = setDatabaseOption(pCxt, B, DB_OPTION_REPLICA, &C); }
db_options(A) ::= db_options(B) REPLICA NK_INTEGER(C).                            { A = setDatabaseOption(pCxt, B, DB_OPTION_REPLICA, &C); }
//db_options(A) ::= db_options(B) STRICT NK_STRING(C).                              { A = setDatabaseOption(pCxt, B, DB_OPTION_STRICT, &C); }
db_options(A) ::= db_options(B) VGROUPS NK_INTEGER(C).                            { A = setDatabaseOption(pCxt, B, DB_OPTION_VGROUPS, &C); }
db_options(A) ::= db_options(B) SINGLE_STABLE NK_INTEGER(C).                      { A = setDatabaseOption(pCxt, B, DB_OPTION_SINGLE_STABLE, &C); }
db_options(A) ::= db_options(B) RETENTIONS retention_list(C).                     { A = setDatabaseOption(pCxt, B, DB_OPTION_RETENTIONS, C); }
db_options(A) ::= db_options(B) SCHEMALESS NK_INTEGER(C).                         { A = setDatabaseOption(pCxt, B, DB_OPTION_SCHEMALESS, &C); }
db_options(A) ::= db_options(B) WAL_LEVEL NK_INTEGER(C).                          { A = setDatabaseOption(pCxt, B, DB_OPTION_WAL, &C); }
db_options(A) ::= db_options(B) WAL_FSYNC_PERIOD NK_INTEGER(C).                   { A = setDatabaseOption(pCxt, B, DB_OPTION_FSYNC, &C); }
db_options(A) ::= db_options(B) WAL_RETENTION_PERIOD NK_INTEGER(C).               { A = setDatabaseOption(pCxt, B, DB_OPTION_WAL_RETENTION_PERIOD, &C); }
db_options(A) ::= db_options(B) WAL_RETENTION_PERIOD NK_MINUS(D) NK_INTEGER(C).   {
                                                                                    SToken t = D;
                                                                                    t.n = (C.z + C.n) - D.z;
                                                                                    A = setDatabaseOption(pCxt, B, DB_OPTION_WAL_RETENTION_PERIOD, &t);
                                                                                  }
db_options(A) ::= db_options(B) WAL_RETENTION_SIZE NK_INTEGER(C).                 { A = setDatabaseOption(pCxt, B, DB_OPTION_WAL_RETENTION_SIZE, &C); }
db_options(A) ::= db_options(B) WAL_RETENTION_SIZE NK_MINUS(D) NK_INTEGER(C).     {
                                                                                    SToken t = D;
                                                                                    t.n = (C.z + C.n) - D.z;
                                                                                    A = setDatabaseOption(pCxt, B, DB_OPTION_WAL_RETENTION_SIZE, &t);
                                                                                  }
db_options(A) ::= db_options(B) WAL_ROLL_PERIOD NK_INTEGER(C).                    { A = setDatabaseOption(pCxt, B, DB_OPTION_WAL_ROLL_PERIOD, &C); }
db_options(A) ::= db_options(B) WAL_SEGMENT_SIZE NK_INTEGER(C).                   { A = setDatabaseOption(pCxt, B, DB_OPTION_WAL_SEGMENT_SIZE, &C); }
db_options(A) ::= db_options(B) STT_TRIGGER NK_INTEGER(C).                        { A = setDatabaseOption(pCxt, B, DB_OPTION_STT_TRIGGER, &C); }
db_options(A) ::= db_options(B) TABLE_PREFIX signed(C).                           { A = setDatabaseOption(pCxt, B, DB_OPTION_TABLE_PREFIX, C); }
db_options(A) ::= db_options(B) TABLE_SUFFIX signed(C).                           { A = setDatabaseOption(pCxt, B, DB_OPTION_TABLE_SUFFIX, C); }
db_options(A) ::= db_options(B) SS_CHUNKPAGES NK_INTEGER(C).                      { A = setDatabaseOption(pCxt, B, DB_OPTION_SS_CHUNKPAGES, &C); }
db_options(A) ::= db_options(B) SS_KEEPLOCAL NK_INTEGER(C).                       { A = setDatabaseOption(pCxt, B, DB_OPTION_SS_KEEPLOCAL, &C); }
db_options(A) ::= db_options(B) SS_KEEPLOCAL NK_VARIABLE(C).                      { A = setDatabaseOption(pCxt, B, DB_OPTION_SS_KEEPLOCAL, &C); }
db_options(A) ::= db_options(B) SS_COMPACT NK_INTEGER(C).                         { A = setDatabaseOption(pCxt, B, DB_OPTION_SS_COMPACT, &C); }
db_options(A) ::= db_options(B) KEEP_TIME_OFFSET NK_INTEGER(C).                   { A = setDatabaseOption(pCxt, B, DB_OPTION_KEEP_TIME_OFFSET, &C); }
db_options(A) ::= db_options(B) KEEP_TIME_OFFSET NK_VARIABLE(C).                  { A = setDatabaseOption(pCxt, B, DB_OPTION_KEEP_TIME_OFFSET, &C); }
db_options(A) ::= db_options(B) ENCRYPT_ALGORITHM NK_STRING(C).                   { A = setDatabaseOption(pCxt, B, DB_OPTION_ENCRYPT_ALGORITHM, &C); }
db_options(A) ::= db_options(B) DNODES NK_STRING(C).                              { A = setDatabaseOption(pCxt, B, DB_OPTION_DNODES, &C); }
db_options(A) ::= db_options(B) COMPACT_INTERVAL NK_INTEGER (C).                  { A = setDatabaseOption(pCxt, B, DB_OPTION_COMPACT_INTERVAL, &C); }
db_options(A) ::= db_options(B) COMPACT_INTERVAL NK_VARIABLE(C).                  { A = setDatabaseOption(pCxt, B, DB_OPTION_COMPACT_INTERVAL, &C); }
db_options(A) ::= db_options(B) COMPACT_TIME_RANGE signed_duration_list(C).       { A = setDatabaseOption(pCxt, B, DB_OPTION_COMPACT_TIME_RANGE, C); }
db_options(A) ::= db_options(B) COMPACT_TIME_OFFSET NK_INTEGER(C).                { A = setDatabaseOption(pCxt, B, DB_OPTION_COMPACT_TIME_OFFSET, &C); }
db_options(A) ::= db_options(B) COMPACT_TIME_OFFSET NK_VARIABLE(C).               { A = setDatabaseOption(pCxt, B, DB_OPTION_COMPACT_TIME_OFFSET, &C); }
db_options(A) ::= db_options(B) IS_AUDIT NK_INTEGER(C).                          { A = setDatabaseOption(pCxt, B, DB_OPTION_IS_AUDIT, &C); }

alter_db_options(A) ::= alter_db_option(B).                                       { A = createAlterDatabaseOptions(pCxt); A = setAlterDatabaseOption(pCxt, A, &B); }
alter_db_options(A) ::= alter_db_options(B) alter_db_option(C).                   { A = setAlterDatabaseOption(pCxt, B, &C); }

%type alter_db_option                                                             { SAlterOption }
%destructor alter_db_option                                                       { }
alter_db_option(A) ::= BUFFER NK_INTEGER(B).                                      { A.type = DB_OPTION_BUFFER; A.val = B; }
alter_db_option(A) ::= CACHEMODEL NK_STRING(B).                                   { A.type = DB_OPTION_CACHEMODEL; A.val = B; }
alter_db_option(A) ::= CACHESIZE NK_INTEGER(B).                                   { A.type = DB_OPTION_CACHESIZE; A.val = B; }
alter_db_option(A) ::= WAL_FSYNC_PERIOD NK_INTEGER(B).                            { A.type = DB_OPTION_FSYNC; A.val = B; }
alter_db_option(A) ::= KEEP integer_list(B).                                      { A.type = DB_OPTION_KEEP; A.pList = B; }
alter_db_option(A) ::= KEEP variable_list(B).                                     { A.type = DB_OPTION_KEEP; A.pList = B; }
alter_db_option(A) ::= PAGES NK_INTEGER(B).                                       { A.type = DB_OPTION_PAGES; A.val = B; }
alter_db_option(A) ::= REPLICA NK_INTEGER(B).                                     { A.type = DB_OPTION_REPLICA; A.val = B; }
alter_db_option(A) ::= REPLICAS NK_INTEGER(B).                                    { A.type = DB_OPTION_REPLICA; A.val = B; }
//alter_db_option(A) ::= STRICT NK_STRING(B).                                       { A.type = DB_OPTION_STRICT; A.val = B; }
alter_db_option(A) ::= WAL_LEVEL NK_INTEGER(B).                                   { A.type = DB_OPTION_WAL; A.val = B; }
alter_db_option(A) ::= STT_TRIGGER NK_INTEGER(B).                                 { A.type = DB_OPTION_STT_TRIGGER; A.val = B; }
alter_db_option(A) ::= MINROWS NK_INTEGER(B).                                     { A.type = DB_OPTION_MINROWS; A.val = B; }
alter_db_option(A) ::= WAL_RETENTION_PERIOD NK_INTEGER(B).                        { A.type = DB_OPTION_WAL_RETENTION_PERIOD; A.val = B; }
alter_db_option(A) ::= WAL_RETENTION_PERIOD NK_MINUS(B) NK_INTEGER(C).            {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A.type = DB_OPTION_WAL_RETENTION_PERIOD; A.val = t;
                                                                                  }
alter_db_option(A) ::= WAL_RETENTION_SIZE NK_INTEGER(B).                          { A.type = DB_OPTION_WAL_RETENTION_SIZE; A.val = B; }
alter_db_option(A) ::= WAL_RETENTION_SIZE NK_MINUS(B) NK_INTEGER(C).              {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A.type = DB_OPTION_WAL_RETENTION_SIZE; A.val = t;
                                                                                  }
alter_db_option(A) ::= SS_KEEPLOCAL NK_INTEGER(B).                                { A.type = DB_OPTION_SS_KEEPLOCAL; A.val = B; }
alter_db_option(A) ::= SS_KEEPLOCAL NK_VARIABLE(B).                               { A.type = DB_OPTION_SS_KEEPLOCAL; A.val = B; }
alter_db_option(A) ::= SS_COMPACT NK_INTEGER(B).                                  { A.type = DB_OPTION_SS_COMPACT, A.val = B; }
alter_db_option(A) ::= KEEP_TIME_OFFSET NK_INTEGER(B).                            { A.type = DB_OPTION_KEEP_TIME_OFFSET; A.val = B; }
alter_db_option(A) ::= KEEP_TIME_OFFSET NK_VARIABLE(B).                           { A.type = DB_OPTION_KEEP_TIME_OFFSET; A.val = B; }
alter_db_option(A) ::= ENCRYPT_ALGORITHM NK_STRING(B).                            { A.type = DB_OPTION_ENCRYPT_ALGORITHM; A.val = B; }
alter_db_option(A) ::= COMPACT_INTERVAL NK_INTEGER(B).                            { A.type = DB_OPTION_COMPACT_INTERVAL; A.val = B; }
alter_db_option(A) ::= COMPACT_INTERVAL NK_VARIABLE(B).                           { A.type = DB_OPTION_COMPACT_INTERVAL; A.val = B; }
alter_db_option(A) ::= COMPACT_TIME_RANGE signed_duration_list(B).                { A.type = DB_OPTION_COMPACT_TIME_RANGE; A.pList = B; }
alter_db_option(A) ::= COMPACT_TIME_OFFSET NK_INTEGER(B).                         { A.type = DB_OPTION_COMPACT_TIME_OFFSET; A.val = B; }
alter_db_option(A) ::= COMPACT_TIME_OFFSET NK_VARIABLE(B).                        { A.type = DB_OPTION_COMPACT_TIME_OFFSET; A.val = B; }

%type integer_list                                                                { SNodeList* }
%destructor integer_list                                                          { nodesDestroyList($$); }
integer_list(A) ::= NK_INTEGER(B).                                                { A = createNodeList(pCxt, createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &B)); }
integer_list(A) ::= integer_list(B) NK_COMMA NK_INTEGER(C).                       { A = addNodeToList(pCxt, B, createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &C)); }

%type variable_list                                                               { SNodeList* }
%destructor variable_list                                                         { nodesDestroyList($$); }
variable_list(A) ::= NK_VARIABLE(B).                                              { A = createNodeList(pCxt, createDurationValueNode(pCxt, &B)); }
variable_list(A) ::= variable_list(B) NK_COMMA NK_VARIABLE(C).                    { A = addNodeToList(pCxt, B, createDurationValueNode(pCxt, &C)); }

%type signed_duration_list                                                        { SNodeList* }
%destructor signed_duration_list                                                  { nodesDestroyList($$); }
signed_duration_list(A) ::= signed_variable(B).                                   { A = createNodeList(pCxt, releaseRawExprNode(pCxt, B)); }
signed_duration_list(A) ::= signed_integer(B).                                    { A = createNodeList(pCxt, B); }
signed_duration_list(A) ::= signed_duration_list(B) NK_COMMA signed_integer(C).   { A = addNodeToList(pCxt, B, C); }
signed_duration_list(A) ::= signed_duration_list(B) NK_COMMA signed_variable(C).  { A = addNodeToList(pCxt, B, releaseRawExprNode(pCxt, C)); }

%type retention_list                                                              { SNodeList* }
%destructor retention_list                                                        { nodesDestroyList($$); }
retention_list(A) ::= retention(B).                                               { A = createNodeList(pCxt, B); }
retention_list(A) ::= retention_list(B) NK_COMMA retention(C).                    { A = addNodeToList(pCxt, B, C); }

retention(A) ::= NK_VARIABLE(B) NK_COLON NK_VARIABLE(C).                          { A = createNodeListNodeEx(pCxt, createDurationValueNode(pCxt, &B), createDurationValueNode(pCxt, &C)); }
retention(A) ::= NK_MINUS(B) NK_COLON NK_VARIABLE(C).                             { A = createNodeListNodeEx(pCxt, createDurationValueNode(pCxt, &B), createDurationValueNode(pCxt, &C)); }

%type speed_opt                                                                   { int32_t }
%destructor speed_opt                                                             { }
speed_opt(A) ::= .                                                                { A = 0; }
speed_opt(A) ::= BWLIMIT NK_INTEGER(B).                                           { A = taosStr2Int32(B.z, NULL, 10); }

start_opt(A) ::= .                                                                { A = NULL; }
start_opt(A) ::= START WITH NK_INTEGER(B).                                        { A = createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &B); }
start_opt(A) ::= START WITH NK_STRING(B).                                         { A = createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B); }
start_opt(A) ::= START WITH TIMESTAMP NK_STRING(B).                               { A = createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B); }

end_opt(A) ::= .                                                                  { A = NULL; }
end_opt(A) ::= END WITH NK_INTEGER(B).                                            { A = createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &B); }
end_opt(A) ::= END WITH NK_STRING(B).                                             { A = createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B); }
end_opt(A) ::= END WITH TIMESTAMP NK_STRING(B).                                   { A = createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B); }

/************************************************ create/drop table/stable ********************************************/
cmd ::= CREATE TABLE not_exists_opt(A) full_table_name(B)
  NK_LP column_def_list(C) NK_RP tags_def_opt(D) table_options(E).                { pCxt->pRootNode = createCreateTableStmt(pCxt, A, B, C, D, E); }
cmd ::= CREATE TABLE multi_create_clause(A).                                      { pCxt->pRootNode = createCreateMultiTableStmt(pCxt, A); }
cmd ::= CREATE TABLE not_exists_opt(B) USING full_table_name(C)
  NK_LP tag_list_opt(D) NK_RP FILE NK_STRING(E).                                  { pCxt->pRootNode = createCreateSubTableFromFileClause(pCxt, B, C, D, &E); }
cmd ::= CREATE STABLE not_exists_opt(A) full_table_name(B)
  NK_LP column_def_list(C) NK_RP tags_def(D) table_options(E).                    { pCxt->pRootNode = createCreateTableStmt(pCxt, A, B, C, D, E); }
cmd ::= CREATE VTABLE not_exists_opt(A) full_table_name(B)
  NK_LP column_def_list(C) NK_RP.                                                 { pCxt->pRootNode = createCreateVTableStmt(pCxt, A, B, C); }
cmd ::= CREATE VTABLE not_exists_opt(A) full_table_name(B)
  NK_LP specific_column_ref_list(C) NK_RP USING full_table_name(D)
  specific_cols_opt(E) TAGS NK_LP tags_literal_list(F) NK_RP.                     { pCxt->pRootNode = createCreateVSubTableStmt(pCxt, A, B, C, NULL, D, E, F); }
cmd ::= CREATE VTABLE not_exists_opt(A) full_table_name(B)
  NK_LP column_ref_list(C) NK_RP USING full_table_name(D)
  specific_cols_opt(E) TAGS NK_LP tags_literal_list(F) NK_RP.                     { pCxt->pRootNode = createCreateVSubTableStmt(pCxt, A, B, NULL, C, D, E, F); }
cmd ::= CREATE VTABLE not_exists_opt(A) full_table_name(B) USING full_table_name(C)
  specific_cols_opt(D) TAGS NK_LP tags_literal_list(E) NK_RP.                     { pCxt->pRootNode = createCreateVSubTableStmt(pCxt, A, B, NULL, NULL, C, D, E); }
cmd ::= DROP TABLE with_opt(A) multi_drop_clause(B).                              { pCxt->pRootNode = createDropTableStmt(pCxt, A, B); }
cmd ::= DROP STABLE with_opt(A) exists_opt(B) full_table_name(C).                 { pCxt->pRootNode = createDropSuperTableStmt(pCxt, A, B, C); }
cmd ::= DROP VTABLE with_opt(A) exists_opt(B) full_table_name(C).                 { pCxt->pRootNode = createDropVirtualTableStmt(pCxt, A, B, C); }

cmd ::= ALTER TABLE alter_table_clause(A).                                        { pCxt->pRootNode = A; }
cmd ::= ALTER STABLE alter_table_clause(A).                                       { pCxt->pRootNode = setAlterSuperTableType(A); }
cmd ::= ALTER VTABLE alter_table_clause(A).                                       { pCxt->pRootNode = setAlterVirtualTableType(A); }


alter_table_clause(A) ::= full_table_name(B) alter_table_options(C).              { A = createAlterTableModifyOptions(pCxt, B, C); }
alter_table_clause(A) ::=
  full_table_name(B) ADD COLUMN column_name(C) type_name(D) column_options(E).    { A = createAlterTableAddModifyColOptions2(pCxt, B, TSDB_ALTER_TABLE_ADD_COLUMN, &C, D, E); }
alter_table_clause(A) ::= full_table_name(B) DROP COLUMN column_name(C).          { A = createAlterTableDropCol(pCxt, B, TSDB_ALTER_TABLE_DROP_COLUMN, &C); }
alter_table_clause(A) ::=
  full_table_name(B) MODIFY COLUMN column_name(C) type_name(D).                   { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES, &C, D); }
alter_table_clause(A) ::=
  full_table_name(B) MODIFY COLUMN column_name(C) column_options(D).              { A = createAlterTableAddModifyColOptions(pCxt, B, TSDB_ALTER_TABLE_UPDATE_COLUMN_COMPRESS, &C, D); }
alter_table_clause(A) ::=
  full_table_name(B) RENAME COLUMN column_name(C) column_name(D).                 { A = createAlterTableRenameCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME, &C, &D); }
alter_table_clause(A) ::=
  full_table_name(B) ADD TAG column_name(C) type_name(D).                         { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_ADD_TAG, &C, D); }
alter_table_clause(A) ::= full_table_name(B) DROP TAG column_name(C).             { A = createAlterTableDropCol(pCxt, B, TSDB_ALTER_TABLE_DROP_TAG, &C); }
alter_table_clause(A) ::=
  full_table_name(B) MODIFY TAG column_name(C) type_name(D).                      { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_TAG_BYTES, &C, D); }
alter_table_clause(A) ::=
  full_table_name(B) RENAME TAG column_name(C) column_name(D).                    { A = createAlterTableRenameCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_TAG_NAME, &C, &D); }
alter_table_clause(A) ::=
  full_table_name(B) ALTER COLUMN column_name(C) SET column_ref(D).
                                                                                  { A = createAlterTableAlterColRef(pCxt, B, TSDB_ALTER_TABLE_ALTER_COLUMN_REF, &C, D); }

alter_table_clause(A) ::=
  full_table_name(B) ALTER COLUMN column_name(C) SET NULL(D).                     { A = createAlterTableRemoveColRef(pCxt, B, TSDB_ALTER_TABLE_REMOVE_COLUMN_REF, &C, &D); }

%type column_tag_value_list                                                          { SNodeList* }
%destructor column_tag_value_list                                                    { nodesDestroyList($$); }
column_tag_value(A) ::= column_name(C) NK_EQ tags_literal(D).                        { A = createAlterSingleTagColumnNode(pCxt, &C, D); }
column_tag_value_list(A) ::= column_tag_value(B).                                    { A = createNodeList(pCxt, B); }
column_tag_value_list(A) ::= column_tag_value_list(B) NK_COMMA column_tag_value(C).  { A = addNodeToList(pCxt, B, C);}

alter_table_clause(A) ::=
  full_table_name(B) SET TAG column_tag_value_list(C).                            { A = createAlterTableSetMultiTagValue(pCxt, B, C); }

%type multi_create_clause                                                         { SNodeList* }
%destructor multi_create_clause                                                   { nodesDestroyList($$); }
multi_create_clause(A) ::= create_subtable_clause(B).                             { A = createNodeList(pCxt, B); }
multi_create_clause(A) ::= multi_create_clause(B) create_subtable_clause(C).      { A = addNodeToList(pCxt, B, C); }

create_subtable_clause(A) ::=
  not_exists_opt(B) full_table_name(C) USING full_table_name(D)
  specific_cols_opt(E) TAGS NK_LP tags_literal_list(F) NK_RP table_options(G).    { A = createCreateSubTableClause(pCxt, B, C, D, E, F, G); }

%type multi_drop_clause                                                           { SNodeList* }
%destructor multi_drop_clause                                                     { nodesDestroyList($$); }
multi_drop_clause(A) ::= drop_table_clause(B).                                    { A = createNodeList(pCxt, B); }
multi_drop_clause(A) ::= multi_drop_clause(B) NK_COMMA drop_table_clause(C).      { A = addNodeToList(pCxt, B, C); }

drop_table_clause(A) ::= exists_opt(B) full_table_name(C).                        { A = createDropTableClause(pCxt, B, C); }

%type with_opt                                                                    { bool }
%destructor with_opt                                                              { }
with_opt(A) ::= .                                                                 { A = false; }
with_opt(A) ::= WITH.                                                             { A = true; }

%type specific_cols_opt                                                           { SNodeList* }
%destructor specific_cols_opt                                                     { nodesDestroyList($$); }
specific_cols_opt(A) ::= .                                                        { A = NULL; }
specific_cols_opt(A) ::= NK_LP col_name_list(B) NK_RP.                            { A = B; }

%type specific_cols_with_mask_opt                                                 { SNodeList* }
%destructor specific_cols_with_mask_opt                                           { nodesDestroyList($$); }
specific_cols_with_mask_opt(A) ::= .                                              { A = NULL; }
specific_cols_with_mask_opt(A) ::= NK_LP col_name_ex_list(B) NK_RP.               { A = B; }

full_table_name(A) ::= table_name(B).                                             { A = createRealTableNode(pCxt, NULL, &B, NULL); }
full_table_name(A) ::= db_name(B) NK_DOT table_name(C).                           { A = createRealTableNode(pCxt, &B, &C, NULL); }

%type tag_def_list                                                                { SNodeList* }
%destructor tag_def_list                                                          { nodesDestroyList($$); }
tag_def_list(A) ::= tag_def(B).                                                   { A = createNodeList(pCxt, B); }
tag_def_list(A) ::= tag_def_list(B) NK_COMMA tag_def(C).                          { A = addNodeToList(pCxt, B, C); }
tag_def(A) ::= column_name(B) type_name(C).                                       { A = createColumnDefNode(pCxt, &B, C, NULL); }

%type column_def_list                                                             { SNodeList* }
%destructor column_def_list                                                       { nodesDestroyList($$); }
column_def_list(A) ::= column_def(B).                                             { A = createNodeList(pCxt, B); }
column_def_list(A) ::= column_def_list(B) NK_COMMA column_def(C).                 { A = addNodeToList(pCxt, B, C); }

// column_def(A) ::= column_name(B) type_name(C).                                 { A = createColumnDefNode(pCxt, &B, C, NULL); }
column_def(A) ::= column_name(B) type_name(C) column_options(D).                  { A = createColumnDefNode(pCxt, &B, C, D); }

%type specific_column_ref_list                                                               { SNodeList* }
%destructor specific_column_ref_list                                                         { nodesDestroyList($$); }
specific_column_ref_list(A) ::= specific_column_ref(B).                                      { A = createNodeList(pCxt, B); }
specific_column_ref_list(A) ::= specific_column_ref_list(B) NK_COMMA specific_column_ref(C). { A = addNodeToList(pCxt, B, C); }

specific_column_ref(A) ::= column_name(B) FROM column_ref(C).                    { A = createColumnRefNodeByNode(pCxt, &B, C); }

%type column_ref_list                                                             { SNodeList* }
%destructor column_ref_list                                                       { nodesDestroyList($$); }
column_ref_list(A) ::= column_ref(B).                                             { A = createNodeList(pCxt, B); }
column_ref_list(A) ::= column_ref_list(B) NK_COMMA column_ref(C).                 { A = addNodeToList(pCxt, B, C); }

%type type_name                                                                   { SDataType }
%destructor type_name                                                             { }
type_name(A) ::= BOOL.                                                            { A = createDataType(TSDB_DATA_TYPE_BOOL); }
type_name(A) ::= TINYINT.                                                         { A = createDataType(TSDB_DATA_TYPE_TINYINT); }
type_name(A) ::= SMALLINT.                                                        { A = createDataType(TSDB_DATA_TYPE_SMALLINT); }
type_name(A) ::= INT.                                                             { A = createDataType(TSDB_DATA_TYPE_INT); }
type_name(A) ::= INTEGER.                                                         { A = createDataType(TSDB_DATA_TYPE_INT); }
type_name(A) ::= BIGINT.                                                          { A = createDataType(TSDB_DATA_TYPE_BIGINT); }
type_name(A) ::= FLOAT.                                                           { A = createDataType(TSDB_DATA_TYPE_FLOAT); }
type_name(A) ::= DOUBLE.                                                          { A = createDataType(TSDB_DATA_TYPE_DOUBLE); }
type_name(A) ::= BINARY NK_LP NK_INTEGER(B) NK_RP.                                { A = createVarLenDataType(TSDB_DATA_TYPE_BINARY, &B); }
type_name(A) ::= TIMESTAMP.                                                       { A = createDataType(TSDB_DATA_TYPE_TIMESTAMP); }
type_name(A) ::= NCHAR NK_LP NK_INTEGER(B) NK_RP.                                 { A = createVarLenDataType(TSDB_DATA_TYPE_NCHAR, &B); }
type_name(A) ::= TINYINT UNSIGNED.                                                { A = createDataType(TSDB_DATA_TYPE_UTINYINT); }
type_name(A) ::= SMALLINT UNSIGNED.                                               { A = createDataType(TSDB_DATA_TYPE_USMALLINT); }
type_name(A) ::= INT UNSIGNED.                                                    { A = createDataType(TSDB_DATA_TYPE_UINT); }
type_name(A) ::= BIGINT UNSIGNED.                                                 { A = createDataType(TSDB_DATA_TYPE_UBIGINT); }
type_name(A) ::= JSON.                                                            { A = createDataType(TSDB_DATA_TYPE_JSON); }
type_name(A) ::= VARCHAR NK_LP NK_INTEGER(B) NK_RP.                               { A = createVarLenDataType(TSDB_DATA_TYPE_VARCHAR, &B); }
type_name(A) ::= MEDIUMBLOB.                                                      { A = createDataType(TSDB_DATA_TYPE_MEDIUMBLOB); }
type_name(A) ::= BLOB.                                                            { A = createDataType(TSDB_DATA_TYPE_BLOB); }
type_name(A) ::= VARBINARY NK_LP NK_INTEGER(B) NK_RP.                             { A = createVarLenDataType(TSDB_DATA_TYPE_VARBINARY, &B); }
type_name(A) ::= GEOMETRY NK_LP NK_INTEGER(B) NK_RP.                              { A = createVarLenDataType(TSDB_DATA_TYPE_GEOMETRY, &B); }
// type_name(A) ::= DECIMAL.                                                      { A = createDataType(TSDB_DATA_TYPE_DECIMAL); }
type_name(A) ::= DECIMAL NK_LP NK_INTEGER(B) NK_RP.                               { A = createDecimalDataType(TSDB_DATA_TYPE_DECIMAL, &B, NULL); }
type_name(A) ::= DECIMAL NK_LP NK_INTEGER(B) NK_COMMA NK_INTEGER(C) NK_RP.        { A = createDecimalDataType(TSDB_DATA_TYPE_DECIMAL, &B, &C); }

%type type_name_default_len                                                       { SDataType }
%destructor type_name_default_len                                                 { }
type_name_default_len(A) ::= BINARY.                                              { A = createVarLenDataType(TSDB_DATA_TYPE_BINARY, NULL); }
type_name_default_len(A) ::= NCHAR.                                               { A = createVarLenDataType(TSDB_DATA_TYPE_NCHAR, NULL); }
type_name_default_len(A) ::= VARCHAR.                                             { A = createVarLenDataType(TSDB_DATA_TYPE_VARCHAR, NULL); }
type_name_default_len(A) ::= VARBINARY.                                           { A = createVarLenDataType(TSDB_DATA_TYPE_VARBINARY, NULL); }

%type tags_def_opt                                                                { SNodeList* }
%destructor tags_def_opt                                                          { nodesDestroyList($$); }
tags_def_opt(A) ::= .                                                             { A = NULL; }
tags_def_opt(A) ::= tags_def(B).                                                  { A = B; }

%type tags_def                                                                    { SNodeList* }
%destructor tags_def                                                              { nodesDestroyList($$); }
tags_def(A) ::= TAGS NK_LP tag_def_list(B) NK_RP.                                 { A = B; }

table_options(A) ::= .                                                            { A = createDefaultTableOptions(pCxt); }
table_options(A) ::= table_options(B) COMMENT NK_STRING(C).                       { A = setTableOption(pCxt, B, TABLE_OPTION_COMMENT, &C); }
table_options(A) ::= table_options(B) MAX_DELAY duration_list(C).                 { A = setTableOption(pCxt, B, TABLE_OPTION_MAXDELAY, C); }
table_options(A) ::= table_options(B) WATERMARK duration_list(C).                 { A = setTableOption(pCxt, B, TABLE_OPTION_WATERMARK, C); }
table_options(A) ::= table_options(B) ROLLUP NK_LP rollup_func_list(C) NK_RP.     { A = setTableOption(pCxt, B, TABLE_OPTION_ROLLUP, C); }
table_options(A) ::= table_options(B) TTL NK_INTEGER(C).                          { A = setTableOption(pCxt, B, TABLE_OPTION_TTL, &C); }
table_options(A) ::= table_options(B) SMA NK_LP col_name_list(C) NK_RP.           { A = setTableOption(pCxt, B, TABLE_OPTION_SMA, C); }
table_options(A) ::= table_options(B) DELETE_MARK duration_list(C).               { A = setTableOption(pCxt, B, TABLE_OPTION_DELETE_MARK, C); }
table_options(A) ::= table_options(B) KEEP NK_INTEGER(C).                         { A = setTableOption(pCxt, B, TABLE_OPTION_KEEP, &C); }
table_options(A) ::= table_options(B) KEEP NK_VARIABLE(C).                        { A = setTableOption(pCxt, B, TABLE_OPTION_KEEP, &C); }
table_options(A) ::= table_options(B) VIRTUAL NK_INTEGER(C).                      { A = setTableOption(pCxt, B, TABLE_OPTION_VIRTUAL, &C); }

alter_table_options(A) ::= alter_table_option(B).                                 { A = createAlterTableOptions(pCxt); A = setTableOption(pCxt, A, B.type, &B.val); }
alter_table_options(A) ::= alter_table_options(B) alter_table_option(C).          { A = setTableOption(pCxt, B, C.type, &C.val); }

%type alter_table_option                                                          { SAlterOption }
%destructor alter_table_option                                                    { }
alter_table_option(A) ::= COMMENT NK_STRING(B).                                   { A.type = TABLE_OPTION_COMMENT; A.val = B; }
alter_table_option(A) ::= TTL NK_INTEGER(B).                                      { A.type = TABLE_OPTION_TTL; A.val = B; }
alter_table_option(A) ::= KEEP NK_INTEGER(B).                                     { A.type = TABLE_OPTION_KEEP; A.val = B; }
alter_table_option(A) ::= KEEP NK_VARIABLE(B).                                    { A.type = TABLE_OPTION_KEEP; A.val = B; }


%type duration_list                                                               { SNodeList* }
%destructor duration_list                                                         { nodesDestroyList($$); }
duration_list(A) ::= duration_literal(B).                                         { A = createNodeList(pCxt, releaseRawExprNode(pCxt, B)); }
duration_list(A) ::= duration_list(B) NK_COMMA duration_literal(C).               { A = addNodeToList(pCxt, B, releaseRawExprNode(pCxt, C)); }

%type rollup_func_list                                                            { SNodeList* }
%destructor rollup_func_list                                                      { nodesDestroyList($$); }
rollup_func_list(A) ::= rollup_func_name(B).                                      { A = createNodeList(pCxt, B); }
rollup_func_list(A) ::= rollup_func_list(B) NK_COMMA rollup_func_name(C).         { A = addNodeToList(pCxt, B, C); }

rollup_func_name(A) ::= function_name(B).                                         { A = createFunctionNode(pCxt, &B, NULL); }
rollup_func_name(A) ::= FIRST(B).                                                 { A = createFunctionNode(pCxt, &B, NULL); }
rollup_func_name(A) ::= LAST(B).                                                  { A = createFunctionNode(pCxt, &B, NULL); }

%type col_name_list                                                               { SNodeList* }
%destructor col_name_list                                                         { nodesDestroyList($$); }
col_name_list(A) ::= col_name(B).                                                 { A = createNodeList(pCxt, B); }
col_name_list(A) ::= col_name_list(B) NK_COMMA col_name(C).                       { A = addNodeToList(pCxt, B, C); }

%type col_name_ex_list                                                            { SNodeList* }
%destructor col_name_ex_list                                                      { nodesDestroyList($$); }
col_name_ex_list(A) ::= col_name(B).                                              { A = createNodeList(pCxt, B); }
col_name_ex_list(A) ::= col_name_with_mask(B).                                    { A = createNodeList(pCxt, B); }
col_name_ex_list(A) ::= col_name_ex_list(B) NK_COMMA col_name(C).                 { A = addNodeToList(pCxt, B, C); }
col_name_ex_list(A) ::= col_name_ex_list(B) NK_COMMA col_name_with_mask(C).       { A = addNodeToList(pCxt, B, C); }

col_name(A) ::= column_name(B).                                                   { A = createColumnNode(pCxt, NULL, &B); }
col_name(A) ::= TBNAME(B).                                                        { A = createColumnNode(pCxt, NULL, &B); }
col_name_with_mask(A) ::= MASK NK_LP column_name(B) NK_RP.                        { A = createColumnNodeExt(pCxt, NULL, &B, 1); }

/************************************************ create/drop mount ********************************************/
cmd ::= CREATE MOUNT not_exists_opt(A) mount_name(B) ON DNODE NK_INTEGER(C) FROM NK_STRING(D). { pCxt->pRootNode = createCreateMountStmt(pCxt, A, &B, &C, &D); }
cmd ::= DROP MOUNT exists_opt(A) mount_name(B).                                   { pCxt->pRootNode = createDropMountStmt(pCxt, A, &B); }

/************************************************ show ****************************************************************/
cmd ::= SHOW DNODES.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_DNODES_STMT); }
cmd ::= SHOW USERS.                                                               { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_USERS_STMT); }
cmd ::= SHOW USERS FULL.                                                          { pCxt->pRootNode = createShowStmtWithFull(pCxt, QUERY_NODE_SHOW_USERS_FULL_STMT); }
cmd ::= SHOW USER PRIVILEGES.                                                     { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_USER_PRIVILEGES_STMT); }
cmd ::= SHOW ROLES.                                                               { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_ROLES_STMT); }
cmd ::= SHOW ROLE PRIVILEGES.                                                     { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_ROLE_PRIVILEGES_STMT); }
cmd ::= SHOW ROLE COLUMN PRIVILEGES.                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_ROLE_COL_PRIVILEGES_STMT); }
cmd ::= SHOW db_kind_opt(A) DATABASES.                                            {
                                                                                    pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_DATABASES_STMT);
                                                                                    (void)setShowKind(pCxt, pCxt->pRootNode, A);
                                                                                  }
cmd ::= SHOW table_kind_db_name_cond_opt(A) TABLES like_pattern_opt(B).           {
                                                                                    pCxt->pRootNode = createShowTablesStmt(pCxt, A, B, OP_TYPE_LIKE);
                                                                                  }
cmd ::= SHOW table_kind_db_name_cond_opt(A) VTABLES like_pattern_opt(B).          {
                                                                                    pCxt->pRootNode = createShowVTablesStmt(pCxt, A, B, OP_TYPE_LIKE);
                                                                                  }
cmd ::= SHOW table_kind_db_name_cond_opt(A) STABLES like_pattern_opt(B).          {
                                                                                    pCxt->pRootNode = createShowSTablesStmt(pCxt, A, B, OP_TYPE_LIKE);
                                                                                  }
cmd ::= SHOW db_name_cond_opt(A) VGROUPS.                                         { pCxt->pRootNode = createShowStmtWithCond(pCxt, QUERY_NODE_SHOW_VGROUPS_STMT, A, NULL, OP_TYPE_LIKE); }
cmd ::= SHOW MNODES.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_MNODES_STMT); }
//cmd ::= SHOW MODULES.                                                             { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_MODULES_STMT); }
cmd ::= SHOW QNODES.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_QNODES_STMT); }
cmd ::= SHOW ANODES.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_ANODES_STMT); }
cmd ::= SHOW ANODES FULL.                                                         { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_ANODES_FULL_STMT); }
cmd ::= SHOW ARBGROUPS.                                                           { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_ARBGROUPS_STMT); }
cmd ::= SHOW FUNCTIONS.                                                           { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_FUNCTIONS_STMT); }
cmd ::= SHOW INDEXES FROM table_name_cond(A) from_db_opt(B).                      { pCxt->pRootNode = createShowStmtWithCond(pCxt, QUERY_NODE_SHOW_INDEXES_STMT, B, A, OP_TYPE_EQUAL); }
cmd ::= SHOW INDEXES FROM db_name(B) NK_DOT table_name(A).                        { pCxt->pRootNode = createShowStmtWithCond(pCxt, QUERY_NODE_SHOW_INDEXES_STMT, createIdentifierValueNode(pCxt, &B), createIdentifierValueNode(pCxt, &A), OP_TYPE_EQUAL); }
cmd ::= SHOW db_name_cond_opt(A) STREAMS.                                         { pCxt->pRootNode = createShowStreamsStmt(pCxt, A, QUERY_NODE_SHOW_STREAMS_STMT); }
cmd ::= SHOW ACCOUNTS.                                                            { pCxt->errCode = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_EXPRIE_STATEMENT); }
cmd ::= SHOW APPS.                                                                { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_APPS_STMT); }
cmd ::= SHOW CONNECTIONS.                                                         { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_CONNECTIONS_STMT); }
cmd ::= SHOW LICENCES.                                                            { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_LICENCES_STMT); }
cmd ::= SHOW GRANTS.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_LICENCES_STMT); }
cmd ::= SHOW GRANTS FULL.                                                         { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_GRANTS_FULL_STMT); }
cmd ::= SHOW GRANTS LOGS.                                                         { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_GRANTS_LOGS_STMT); }
cmd ::= SHOW INSTANCES like_pattern_opt(B).                                       { pCxt->pRootNode = createShowStmtWithLike(pCxt, QUERY_NODE_SHOW_INSTANCES_STMT, B); }
cmd ::= SHOW CLUSTER MACHINES.                                                    { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_CLUSTER_MACHINES_STMT); }
cmd ::= SHOW MOUNTS.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_MOUNTS_STMT); }
cmd ::= SHOW CREATE DATABASE db_name(A).                                          { pCxt->pRootNode = createShowCreateDatabaseStmt(pCxt, &A); }
cmd ::= SHOW CREATE TABLE full_table_name(A).                                     { pCxt->pRootNode = createShowCreateTableStmt(pCxt, QUERY_NODE_SHOW_CREATE_TABLE_STMT, A); }
cmd ::= SHOW CREATE VTABLE full_table_name(A).                                    { pCxt->pRootNode = createShowCreateVTableStmt(pCxt, QUERY_NODE_SHOW_CREATE_VTABLE_STMT, A); }
cmd ::= SHOW CREATE STABLE full_table_name(A).                                    { pCxt->pRootNode = createShowCreateTableStmt(pCxt, QUERY_NODE_SHOW_CREATE_STABLE_STMT,
A); }
cmd ::= SHOW ENCRYPTIONS.                                                         { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_ENCRYPTIONS_STMT); }
cmd ::= SHOW ENCRYPT_ALGORITHMS.                                                  { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_ENCRYPT_ALGORITHMS_STMT); }
cmd ::= SHOW ENCRYPT_STATUS.                                                      { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_ENCRYPT_STATUS_STMT); }
cmd ::= SHOW QUERIES.                                                             { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_QUERIES_STMT); }
cmd ::= SHOW SCORES.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_SCORES_STMT); }
cmd ::= SHOW TOPICS.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_TOPICS_STMT); }
cmd ::= SHOW VARIABLES like_pattern_opt(B).                                       { pCxt->pRootNode = createShowStmtWithLike(pCxt, QUERY_NODE_SHOW_VARIABLES_STMT, B); }
cmd ::= SHOW CLUSTER VARIABLES like_pattern_opt(B).                               { pCxt->pRootNode = createShowStmtWithLike(pCxt, QUERY_NODE_SHOW_VARIABLES_STMT, B); }
cmd ::= SHOW LOCAL VARIABLES like_pattern_opt(B).                                 { pCxt->pRootNode = createShowStmtWithLike(pCxt, QUERY_NODE_SHOW_LOCAL_VARIABLES_STMT, B); }
cmd ::= SHOW DNODE NK_INTEGER(A) VARIABLES like_pattern_opt(B).                   { pCxt->pRootNode = createShowDnodeVariablesStmt(pCxt, createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &A), B); }
// cmd ::= SHOW BNODES.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_BACKUP_NODES_STMT); }
cmd ::= SHOW SNODES.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_SNODES_STMT); }
cmd ::= SHOW BNODES.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_BNODES_STMT); }
cmd ::= SHOW CLUSTER.                                                             { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_CLUSTER_STMT); }
cmd ::= SHOW TRANSACTIONS.                                                        { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_TRANSACTIONS_STMT); }
cmd ::= SHOW TRANSACTION NK_INTEGER(A).                                           { pCxt->pRootNode = createShowTransactionDetailsStmt(pCxt, createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &A)); }
cmd ::= SHOW TABLE DISTRIBUTED full_table_name(A).                                { pCxt->pRootNode = createShowTableDistributedStmt(pCxt, A); }
cmd ::= SHOW CONSUMERS.                                                           { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_CONSUMERS_STMT); }
cmd ::= SHOW SUBSCRIPTIONS.                                                       { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_SUBSCRIPTIONS_STMT); }
cmd ::= SHOW TAGS FROM table_name_cond(A) from_db_opt(B).                         { pCxt->pRootNode = createShowStmtWithCond(pCxt, QUERY_NODE_SHOW_TAGS_STMT, B, A, OP_TYPE_EQUAL); }
cmd ::= SHOW TAGS FROM db_name(B) NK_DOT table_name(A).                           { pCxt->pRootNode = createShowStmtWithCond(pCxt, QUERY_NODE_SHOW_TAGS_STMT, createIdentifierValueNode(pCxt, &B), createIdentifierValueNode(pCxt, &A), OP_TYPE_EQUAL); }
cmd ::= SHOW TABLE TAGS tag_list_opt(C) FROM table_name_cond(A) from_db_opt(B).   { pCxt->pRootNode = createShowTableTagsStmt(pCxt, A, B, C); }
cmd ::= SHOW TABLE TAGS tag_list_opt(C) FROM db_name(B) NK_DOT table_name(A).     { pCxt->pRootNode = createShowTableTagsStmt(pCxt, createIdentifierValueNode(pCxt, &A), createIdentifierValueNode(pCxt, &B), C); }
cmd ::= SHOW VNODES ON DNODE NK_INTEGER(A).                                       { pCxt->pRootNode = createShowVnodesStmt(pCxt, createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &A), NULL); }
cmd ::= SHOW VNODES.                                                              { pCxt->pRootNode = createShowVnodesStmt(pCxt, NULL, NULL); }
// show alive
cmd ::= SHOW db_name_cond_opt(A) ALIVE.                                           { pCxt->pRootNode = createShowAliveStmt(pCxt, A,    QUERY_NODE_SHOW_DB_ALIVE_STMT); }
cmd ::= SHOW CLUSTER ALIVE.                                                       { pCxt->pRootNode = createShowAliveStmt(pCxt, NULL, QUERY_NODE_SHOW_CLUSTER_ALIVE_STMT); }
cmd ::= SHOW db_name_cond_opt(A) VIEWS like_pattern_opt(B).                       { pCxt->pRootNode = createShowStmtWithCond(pCxt, QUERY_NODE_SHOW_VIEWS_STMT, A, B, OP_TYPE_LIKE); }
cmd ::= SHOW CREATE VIEW full_table_name(A).                                      { pCxt->pRootNode = createShowCreateViewStmt(pCxt, QUERY_NODE_SHOW_CREATE_VIEW_STMT, A); }
cmd ::= SHOW COMPACTS.                                                            { pCxt->pRootNode = createShowCompactsStmt(pCxt, QUERY_NODE_SHOW_COMPACTS_STMT); }
cmd ::= SHOW COMPACT NK_INTEGER(A).                                               { pCxt->pRootNode = createShowCompactDetailsStmt(pCxt, createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &A)); }
cmd ::= SHOW db_name_cond_opt(A) DISK_INFO.                                       { pCxt->pRootNode = createShowDiskUsageStmt(pCxt, A,    QUERY_NODE_SHOW_USAGE_STMT); }
cmd ::= SHOW SCANS.                                                               { pCxt->pRootNode = createShowScansStmt(pCxt, QUERY_NODE_SHOW_SCANS_STMT); }
cmd ::= SHOW SCAN NK_INTEGER(A).                                                  { pCxt->pRootNode = createShowScanDetailsStmt(pCxt, createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &A)); }
cmd ::= SHOW SSMIGRATES.                                                          { pCxt->pRootNode = createShowSsMigratesStmt(pCxt, QUERY_NODE_SHOW_SSMIGRATES_STMT); }
cmd ::= SHOW TOKENS.                                                              { pCxt->pRootNode = createShowTokensStmt(pCxt, QUERY_NODE_SHOW_TOKENS_STMT); }

%type table_kind_db_name_cond_opt                                                 { SShowTablesOption }
%destructor table_kind_db_name_cond_opt                                           { }
table_kind_db_name_cond_opt(A) ::= .                                              { A.kind = SHOW_KIND_ALL; A.dbName = nil_token; }
table_kind_db_name_cond_opt(A) ::= table_kind(B).                                 { A.kind = B; A.dbName = nil_token; }
table_kind_db_name_cond_opt(A) ::= db_name(C) NK_DOT.                             { A.kind = SHOW_KIND_ALL; A.dbName = C; }
table_kind_db_name_cond_opt(A) ::= table_kind(B) db_name(C) NK_DOT.               { A.kind = B; A.dbName = C; }

%type table_kind                                                                  { EShowKind }
%destructor table_kind                                                            { }
table_kind(A) ::= NORMAL.                                                         { A = SHOW_KIND_TABLES_NORMAL; }
table_kind(A) ::= CHILD.                                                          { A = SHOW_KIND_TABLES_CHILD; }
table_kind(A) ::= VIRTUAL.                                                        { A = SHOW_KIND_TABLES_VIRTUAL; }

db_name_cond_opt(A) ::= .                                                         { A = createDefaultDatabaseCondValue(pCxt); }
db_name_cond_opt(A) ::= db_name(B) NK_DOT.                                        { A = createIdentifierValueNode(pCxt, &B); }

like_pattern_opt(A) ::= .                                                         { A = NULL; }
like_pattern_opt(A) ::= LIKE NK_STRING(B).                                        { A = createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B); }

table_name_cond(A) ::= table_name(B).                                             { A = createIdentifierValueNode(pCxt, &B); }

from_db_opt(A) ::= .                                                              { A = createDefaultDatabaseCondValue(pCxt); }
from_db_opt(A) ::= FROM db_name(B).                                               { A = createIdentifierValueNode(pCxt, &B); }

%type tag_list_opt                                                                { SNodeList* }
%destructor tag_list_opt                                                          { nodesDestroyList($$); }
tag_list_opt(A) ::= .                                                             { A = NULL; }
tag_list_opt(A) ::= tag_item(B).                                                  { A = createNodeList(pCxt, B); }
tag_list_opt(A) ::= tag_list_opt(B) NK_COMMA tag_item(C).                         { A = addNodeToList(pCxt, B, C); }

tag_item(A) ::= TBNAME(B).                                                        { A = setProjectionAlias(pCxt, createFunctionNode(pCxt, &B, NULL), &B); }
tag_item(A) ::= QTAGS(B).                                                         { A = createFunctionNode(pCxt, &B, NULL); }
tag_item(A) ::= column_name(B).                                                   { A = createColumnNode(pCxt, NULL, &B); }
tag_item(A) ::= column_name(B) column_alias(C).                                   { A = setProjectionAlias(pCxt, createColumnNode(pCxt, NULL, &B), &C); }
tag_item(A) ::= column_name(B) AS column_alias(C).                                { A = setProjectionAlias(pCxt, createColumnNode(pCxt, NULL, &B), &C); }

%type db_kind_opt                                                                 { EShowKind }
%destructor db_kind_opt                                                           { }
db_kind_opt(A) ::= .                                                              { A = SHOW_KIND_ALL; }
db_kind_opt(A) ::= USER.                                                          { A = SHOW_KIND_DATABASES_USER; }
db_kind_opt(A) ::= SYSTEM.                                                        { A = SHOW_KIND_DATABASES_SYSTEM; }

/************************************************ rsma ********************************************************/
cmd ::= CREATE RSMA not_exists_opt(B) rsma_name(C)
  ON full_table_name(D) rsma_func_list(E)
  INTERVAL NK_LP signed_duration_list(F) NK_RP.                                   { pCxt->pRootNode = createCreateRsmaStmt(pCxt, B, &C, D, E, F); }
cmd ::= DROP RSMA exists_opt(B) full_rsma_name(C).                                { pCxt->pRootNode = createDropRsmaStmt(pCxt, B, C); }
cmd ::= SHOW CREATE RSMA full_table_name(A).                                      { pCxt->pRootNode = createShowCreateRsmaStmt(pCxt, QUERY_NODE_SHOW_CREATE_RSMA_STMT, A); }
cmd ::= ALTER RSMA exists_opt(B) full_rsma_name(C) rsma_func_list(D).             { pCxt->pRootNode = createAlterRsmaStmt(pCxt, B, C, TSDB_ALTER_RSMA_FUNCTION, D); }
cmd ::= SHOW db_name_cond_opt(B) RSMAS.                                           { pCxt->pRootNode = createShowStmtWithCond(pCxt, QUERY_NODE_SHOW_RSMAS_STMT, B, NULL, OP_TYPE_LIKE); }
cmd ::= SHOW db_name_cond_opt(B) RETENTIONS.                                      { pCxt->pRootNode = createShowStmtWithCond(pCxt, QUERY_NODE_SHOW_RETENTIONS_STMT, B, NULL, OP_TYPE_LIKE); }
cmd ::= SHOW RETENTION NK_INTEGER(A).                                             { pCxt->pRootNode = createShowRetentionDetailsStmt(pCxt, createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &A)); }
cmd ::= ROLLUP DATABASE db_name(A) start_opt(B) end_opt(C).                       { pCxt->pRootNode = createRollupStmt(pCxt, &A, B, C); }
cmd ::= ROLLUP db_name_cond_opt(A) VGROUPS IN NK_LP integer_list(B) NK_RP start_opt(C) end_opt(D). { pCxt->pRootNode = createRollupVgroupsStmt(pCxt, A, B, C, D); }

full_rsma_name(A) ::= rsma_name(B).                                               { A = createRealTableNode(pCxt, NULL, &B, NULL); }
full_rsma_name(A) ::= db_name(B) NK_DOT rsma_name(C).                             { A = createRealTableNode(pCxt, &B, &C, NULL); }

%type rsma_func_list                                                              { SNodeList* }
%destructor rsma_func_list                                                        { }
rsma_func_list(A) ::= .                                                           { A = NULL; }
rsma_func_list(A) ::= FUNCTION NK_LP NK_RP.                                       { A = NULL; }
rsma_func_list(A) ::= FUNCTION NK_LP func_list(B) NK_RP.                          { A = B; }
/************************************************ tsma ********************************************************/
cmd ::= CREATE TSMA not_exists_opt(B) tsma_name(C)
  ON full_table_name(E) tsma_func_list(D)
  INTERVAL NK_LP duration_literal(F) NK_RP.                                       { pCxt->pRootNode = createCreateTSMAStmt(pCxt, B, &C, D, E, releaseRawExprNode(pCxt, F)); }
cmd ::= CREATE RECURSIVE TSMA not_exists_opt(B) tsma_name(C)
  ON full_table_name(D) INTERVAL NK_LP duration_literal(E) NK_RP.                 { pCxt->pRootNode = createCreateTSMAStmt(pCxt, B, &C, NULL, D, releaseRawExprNode(pCxt, E)); }
cmd ::= DROP TSMA exists_opt(B) full_tsma_name(C).                                { pCxt->pRootNode = createDropTSMAStmt(pCxt, B, C); }
cmd ::= SHOW db_name_cond_opt(B) TSMAS.                                           { pCxt->pRootNode = createShowTSMASStmt(pCxt, B); }

full_tsma_name(A) ::= tsma_name(B).                                               { A = createRealTableNode(pCxt, NULL, &B, NULL); }
full_tsma_name(A) ::= db_name(B) NK_DOT tsma_name(C).                             { A = createRealTableNode(pCxt, &B, &C, NULL); }

%type tsma_func_list                                                              { SNode* }
%destructor tsma_func_list                                                        { nodesDestroyNode($$); }
tsma_func_list(A) ::= FUNCTION NK_LP func_list(B) NK_RP.                          { A = createTSMAOptions(pCxt, B); }

/************************************************ create index ********************************************************/
cmd ::= CREATE SMA INDEX not_exists_opt(D)
  col_name(A) ON full_table_name(B) index_options(C).                      { pCxt->pRootNode = createCreateIndexStmt(pCxt, INDEX_TYPE_SMA, D, A, B, NULL, C); }
cmd ::= CREATE INDEX not_exists_opt(D)
  col_name(A) ON full_table_name(B) NK_LP col_name_list(C) NK_RP.          { pCxt->pRootNode = createCreateIndexStmt(pCxt, INDEX_TYPE_NORMAL, D, A, B, C, NULL); }
cmd ::= DROP INDEX exists_opt(B) full_index_name(A).                              { pCxt->pRootNode = createDropIndexStmt(pCxt, B, A); }

full_index_name(A) ::= index_name(B).                                             { A = createRealTableNodeForIndexName(pCxt, NULL, &B); }
full_index_name(A) ::= db_name(B) NK_DOT index_name(C).                           { A = createRealTableNodeForIndexName(pCxt, &B, &C); }

index_options(A) ::= FUNCTION NK_LP func_list(B) NK_RP INTERVAL
  NK_LP duration_literal(C) NK_RP sliding_opt(D) sma_stream_opt(E).               { A = createIndexOption(pCxt, B, releaseRawExprNode(pCxt, C), NULL, D, E); }
index_options(A) ::= FUNCTION NK_LP func_list(B) NK_RP INTERVAL
  NK_LP duration_literal(C) NK_COMMA duration_literal(D) NK_RP sliding_opt(E)
  sma_stream_opt(F).                                                              { A = createIndexOption(pCxt, B, releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D), E, F); }

%type func_list                                                                   { SNodeList* }
%destructor func_list                                                             { nodesDestroyList($$); }
func_list(A) ::= func(B).                                                         { A = createNodeList(pCxt, B); }
func_list(A) ::= func_list(B) NK_COMMA func(C).                                   { A = addNodeToList(pCxt, B, C); }

func(A) ::= sma_func_name(B) NK_LP expression_list(C) NK_RP.                      { A = createFunctionNode(pCxt, &B, C); }

%type sma_func_name                                                               { SToken }
%destructor sma_func_name                                                         { }
sma_func_name(A) ::= function_name(B).                                            { A = B; }
sma_func_name(A) ::= COUNT(B).                                                    { A = B; }
sma_func_name(A) ::= FIRST(B).                                                    { A = B; }
sma_func_name(A) ::= LAST(B).                                                     { A = B; }
sma_func_name(A) ::= LAST_ROW(B).                                                 { A = B; }

sma_stream_opt(A) ::= .                                                           { A = NULL; }

/************************************************ create/drop topic ***************************************************/
%type with_meta                                                                   { int32_t }
%destructor with_meta                                                             { }
with_meta(A) ::= AS.                                                              { A = 0; }
with_meta(A) ::= WITH META AS.                                                    { A = 1; }
with_meta(A) ::= ONLY META AS.                                                    { A = 2; }

cmd ::= CREATE TOPIC not_exists_opt(A) topic_name(B) AS query_or_subquery(C).     { pCxt->pRootNode = createCreateTopicStmtUseQuery(pCxt, A, &B, C, false); }
cmd ::= CREATE TOPIC not_exists_opt(A) topic_name(B) with_meta(D)
  DATABASE db_name(C).                                                            { pCxt->pRootNode = createCreateTopicStmtUseDb(pCxt, A, &B, &C, D); }
cmd ::= CREATE TOPIC not_exists_opt(A) topic_name(B) with_meta(E)
  STABLE full_table_name(C) where_clause_opt(D).                                  { pCxt->pRootNode = createCreateTopicStmtUseTable(pCxt, A, &B, C, E, D); }

cmd ::= RELOAD TOPIC exists_opt(A) topic_name(B) AS query_or_subquery(C).         { pCxt->pRootNode = createCreateTopicStmtUseQuery(pCxt, A, &B, C, true); }
cmd ::= DROP TOPIC exists_opt(A) force_opt(C) topic_name(B).                             { pCxt->pRootNode = createDropTopicStmt(pCxt, A, &B, C); }
cmd ::= DROP CONSUMER GROUP exists_opt(A) force_opt(D) cgroup_name(B) ON topic_name(C).  { pCxt->pRootNode = createDropCGroupStmt(pCxt, A, &B, &C, D); }

/************************************************ desc/describe *******************************************************/
cmd ::= DESC full_table_name(A).                                                  { pCxt->pRootNode = createDescribeStmt(pCxt, A); }
cmd ::= DESCRIBE full_table_name(A).                                              { pCxt->pRootNode = createDescribeStmt(pCxt, A); }

/************************************************ reset query cache ***************************************************/
cmd ::= RESET QUERY CACHE.                                                        { pCxt->pRootNode = createResetQueryCacheStmt(pCxt); }

/************************************************ explain *************************************************************/
cmd ::= EXPLAIN analyze_opt(A) explain_options(B) query_or_subquery(C).           { pCxt->pRootNode = createExplainStmt(pCxt, A, B, C); }
cmd ::= EXPLAIN analyze_opt(A) explain_options(B) insert_query(C).                { pCxt->pRootNode = createExplainStmt(pCxt, A, B, C); }

%type analyze_opt                                                                 { bool }
%destructor analyze_opt                                                           { }
analyze_opt(A) ::= .                                                              { A = false; }
analyze_opt(A) ::= ANALYZE.                                                       { A = true; }

explain_options(A) ::= .                                                          { A = createDefaultExplainOptions(pCxt); }
explain_options(A) ::= explain_options(B) VERBOSE NK_BOOL(C).                     { A = setExplainVerbose(pCxt, B, &C); }
explain_options(A) ::= explain_options(B) RATIO NK_FLOAT(C).                      { A = setExplainRatio(pCxt, B, &C); }

/************************************************ create/drop function ************************************************/
cmd ::= CREATE or_replace_opt(H) agg_func_opt(A) FUNCTION not_exists_opt(F)
  function_name(B) AS NK_STRING(C) OUTPUTTYPE type_name(D) bufsize_opt(E)
  language_opt(G).                                                                { pCxt->pRootNode = createCreateFunctionStmt(pCxt, F, A, &B, &C, D, E, &G, H); }
cmd ::= DROP FUNCTION exists_opt(B) function_name(A).                             { pCxt->pRootNode = createDropFunctionStmt(pCxt, B, &A); }

%type agg_func_opt                                                                { bool }
%destructor agg_func_opt                                                          { }
agg_func_opt(A) ::= .                                                             { A = false; }
agg_func_opt(A) ::= AGGREGATE.                                                    { A = true; }

%type bufsize_opt                                                                 { int32_t }
%destructor bufsize_opt                                                           { }
bufsize_opt(A) ::= .                                                              { A = 0; }
bufsize_opt(A) ::= BUFSIZE NK_INTEGER(B).                                         { A = taosStr2Int32(B.z, NULL, 10); }

%type language_opt                                                                 { SToken }
%destructor language_opt                                                           { }
language_opt(A) ::= .                                                              { A = nil_token; }
language_opt(A) ::= LANGUAGE NK_STRING(B).                                         { A = B; }

%type or_replace_opt                                                               { bool }
%destructor or_replace_opt                                                         { }
or_replace_opt(A) ::= .                                                            { A = false; }
or_replace_opt(A) ::= OR REPLACE.                                                  { A = true; }

/************************************************ create/drop view **************************************************/
cmd ::= CREATE or_replace_opt(A) VIEW full_view_name(B) AS(C) query_or_subquery(D).
                                                                                  { pCxt->pRootNode = createCreateViewStmt(pCxt, A, B, &C, D); }
cmd ::= DROP VIEW exists_opt(A) full_view_name(B).                                { pCxt->pRootNode = createDropViewStmt(pCxt, A, B); }

full_view_name(A) ::= view_name(B).                                               { A = createViewNode(pCxt, NULL, &B); }
full_view_name(A) ::= db_name(B) NK_DOT view_name(C).                             { A = createViewNode(pCxt, &B, &C); }

/************************************************ create/drop stream **************************************************/
cmd ::= CREATE STREAM not_exists_opt(A) full_stream_name(B) stream_trigger(C)
        stream_outtable_opt(D) as_subquery_opt(E).                                { pCxt->pRootNode = createCreateStreamStmt(pCxt, A, B, C, D, E); }
cmd ::= DROP STREAM exists_opt(A) stream_name_list(B).                            { pCxt->pRootNode = createDropStreamStmt(pCxt, A, B); }
cmd ::= STOP STREAM exists_opt(A) full_stream_name(B).                            { pCxt->pRootNode = createPauseStreamStmt(pCxt, A, B); }
cmd ::= START STREAM exists_opt(A) ignore_opt(C) full_stream_name(B).             { pCxt->pRootNode = createResumeStreamStmt(pCxt, A, C, B); }
cmd ::= RECALCULATE STREAM full_stream_name(A) recalculate_range(B).              { pCxt->pRootNode = createRecalcStreamStmt(pCxt, A, B); }

/* recalculate_range(A) ::= ALL.                                                     { A = createRecalcRange(pCxt, NULL, NULL); } */
recalculate_range(A) ::= FROM time_point(B).                                      { A = createRecalcRange(pCxt, B, NULL); }
recalculate_range(A) ::= FROM time_point(B) TO time_point(C).                     { A = createRecalcRange(pCxt, B, C); }

full_stream_name(A) ::= stream_name(B).                                           { A = createStreamNode(pCxt, NULL, &B); }
full_stream_name(A) ::= db_name(B) NK_DOT stream_name(C).                         { A = createStreamNode(pCxt, &B, &C); }

%type stream_name_list                                                            { SNodeList* }
%destructor stream_name_list                                                      { nodesDestroyList($$); }
stream_name_list(A) ::= full_stream_name(B).                                      { A = createNodeList(pCxt, B); }
stream_name_list(A) ::= stream_name_list(B) NK_COMMA full_stream_name(C).         { A = addNodeToList(pCxt, B, C); }

/********** stream_outtable **********/
stream_outtable_opt(A) ::= .                                                                                                { A = NULL; }
stream_outtable_opt(A) ::= INTO full_table_name(B) output_subtable_opt(C) column_name_opt(D) stream_tags_def_opt(E).        { A = createStreamOutTableNode(pCxt, B, C, D, E); }

/********** stream_trigger **********/
stream_trigger(A) ::= trigger_type(B) trigger_table_opt(C) stream_partition_by_opt(D)
                      trigger_options_opt(E) notification_opt(F).                                                           { A = createStreamTriggerNode(pCxt, B, C, D, E, F); }

/***** trigger type *****/

trigger_type(A) ::= SESSION NK_LP column_reference(B) NK_COMMA interval_sliding_duration_literal(C) NK_RP.                  { A = createSessionWindowNode(pCxt, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)); }
trigger_type(A) ::= STATE_WINDOW NK_LP expr_or_subquery(B) state_window_opt(C) NK_RP true_for_opt(D).                       { A = createStateWindowNode(pCxt, releaseRawExprNode(pCxt, B), C, D); }
trigger_type(A) ::= interval_opt(B) SLIDING NK_LP sliding_expr(C) NK_RP.                                                    { A = createIntervalWindowNodeExt(pCxt, B, C); }
trigger_type(A) ::= EVENT_WINDOW NK_LP START WITH search_condition(B) END WITH search_condition(C) NK_RP true_for_opt(D).   { A = createEventWindowNode(pCxt, B, C, D); }
trigger_type(A) ::= COUNT_WINDOW NK_LP count_window_args(B) NK_RP.                                                          { A = createCountWindowNodeFromArgs(pCxt, B); }
trigger_type(A) ::= PERIOD NK_LP interval_sliding_duration_literal(B) offset_opt(C) NK_RP.                                  { A = createPeriodWindowNode(pCxt, releaseRawExprNode(pCxt, B), C); }
trigger_type(A) ::= EVENT_WINDOW NK_LP START WITH NK_LP search_condition_list(B) NK_RP
                    END WITH search_condition(C) NK_RP true_for_opt(D).                                                     { A = createEventWindowNode(pCxt, createNodeListNode(pCxt, B), C, D); }
trigger_type(A) ::= EVENT_WINDOW NK_LP START WITH NK_LP search_condition_list(B) NK_RP NK_RP true_for_opt(D).               { A = createEventWindowNode(pCxt, createNodeListNode(pCxt, B), NULL, D); }

%type search_condition_list                                                                                                 { SNodeList* }
%destructor search_condition_list                                                                                           { nodesDestroyList($$); }
search_condition_list(A) ::= search_condition(B) NK_COMMA search_condition(C).                                              { A = addNodeToList(pCxt, createNodeList(pCxt, B), C); }
search_condition_list(A) ::= search_condition_list(B) NK_COMMA search_condition(C).                                         { A = addNodeToList(pCxt, B, C); }

interval_opt(A) ::= .                                                                                                       { A = NULL; }
interval_opt(A) ::= INTERVAL NK_LP interval_sliding_duration_literal(C) NK_RP.                                              { A = createIntervalWindowNode(pCxt, releaseRawExprNode(pCxt, C), NULL, NULL, NULL); }
interval_opt(A) ::= INTERVAL NK_LP interval_sliding_duration_literal(C)
                    NK_COMMA interval_sliding_duration_literal(D) NK_RP.                                                    { A = createIntervalWindowNode(pCxt, releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D), NULL, NULL); }

sliding_expr(A) ::= interval_sliding_duration_literal(B).                                                                   { A = createSlidingWindowNode(pCxt, releaseRawExprNode(pCxt, B), NULL); }
sliding_expr(A) ::= interval_sliding_duration_literal(B) NK_COMMA interval_sliding_duration_literal(C).                     { A = createSlidingWindowNode(pCxt, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)); }

%type sliding_val_opt                                                             { SToken }
%destructor sliding_val_opt                                                       { }

offset_opt(A) ::= .                                                               { A = NULL; }
offset_opt(A) ::= NK_COMMA interval_sliding_duration_literal(B).                  { A = releaseRawExprNode(pCxt, B); }

/***** trigger_table_opt *****/

trigger_table_opt(A) ::= .                                                 { A = NULL; }
trigger_table_opt(A) ::= FROM full_table_name(B).                          { A = B; }

/***** stream_partition_by_opt *****/

%type stream_partition_by_opt                                                                 { SNodeList* }
%destructor stream_partition_by_opt                                                           { nodesDestroyList($$); }
stream_partition_by_opt(A) ::= .                                                              { A = NULL; }
stream_partition_by_opt(A) ::= PARTITION BY stream_partition_list(B).                         { A = B; }

%type stream_partition_list                                                                   { SNodeList* }
%destructor stream_partition_list                                                             { nodesDestroyList($$); }
stream_partition_list(A) ::= stream_partition_item(B).                                        { A = createNodeList(pCxt, B); }
stream_partition_list(A) ::= stream_partition_list(B) NK_COMMA stream_partition_item(C).      { A = addNodeToList(pCxt, B, C); }

stream_partition_item(A) ::= expr_or_subquery(B).                                             { A = releaseRawExprNode(pCxt, B); }
stream_partition_item(A) ::= expr_or_subquery(B) column_alias(C).                             { A = setProjectionAlias(pCxt, releaseRawExprNode(pCxt, B), &C); }

/***** trigger_options_opt *****/

trigger_options_opt(A) ::= .                                                              { A = NULL; }
trigger_options_opt(A) ::= STREAM_OPTIONS NK_LP trigger_option_list(B) NK_RP.             { A = B; }

trigger_option_list(A) ::= trigger_option(B).                                       { A = createStreamTriggerOptions(pCxt);  A = setStreamTriggerOptions(pCxt, A, &B);  }
trigger_option_list(A) ::= trigger_option_list(B) NK_BITOR trigger_option(C).       { A = setStreamTriggerOptions(pCxt, B, &C); }

%type trigger_option                                                               { SStreamTriggerOption }
%destructor trigger_option                                                         { }
trigger_option(A) ::= CALC_NOTIFY_ONLY.                                            { A.type = STREAM_TRIGGER_OPTION_CALC_NOTIFY_ONLY; A.pNode = NULL; }
trigger_option(A) ::= DELETE_RECALC.                                               { A.type = STREAM_TRIGGER_OPTION_DELETE_RECALC; A.pNode = NULL; }
trigger_option(A) ::= DELETE_OUTPUT_TABLE.                                         { A.type = STREAM_TRIGGER_OPTION_DELETE_OUTPUT_TABLE; A.pNode = NULL; }
trigger_option(A) ::= EXPIRED_TIME NK_LP duration_literal(B) NK_RP.                { A.type = STREAM_TRIGGER_OPTION_EXPIRED_TIME; A.pNode = releaseRawExprNode(pCxt, B); }
trigger_option(A) ::= FILL_HISTORY NK_LP time_point(B) NK_RP.                      { A.type = STREAM_TRIGGER_OPTION_FILL_HISTORY; A.pNode = B; }
trigger_option(A) ::= FILL_HISTORY_FIRST NK_LP time_point(B) NK_RP.                { A.type = STREAM_TRIGGER_OPTION_FILL_HISTORY_FIRST; A.pNode = B; }
trigger_option(A) ::= FILL_HISTORY.                                                { A.type = STREAM_TRIGGER_OPTION_FILL_HISTORY; A.pNode = NULL; }
trigger_option(A) ::= FILL_HISTORY_FIRST.                                          { A.type = STREAM_TRIGGER_OPTION_FILL_HISTORY_FIRST; A.pNode = NULL; }
trigger_option(A) ::= FORCE_OUTPUT.                                                { A.type = STREAM_TRIGGER_OPTION_FORCE_OUTPUT; A.pNode = NULL; }
trigger_option(A) ::= IGNORE_DISORDER.                                             { A.type = STREAM_TRIGGER_OPTION_IGNORE_DISORDER; A.pNode = NULL; }
trigger_option(A) ::= LOW_LATENCY_CALC.                                            { A.type = STREAM_TRIGGER_OPTION_LOW_LATENCY_CALC; A.pNode = NULL; }
trigger_option(A) ::= MAX_DELAY NK_LP duration_literal(B) NK_RP.                   { A.type = STREAM_TRIGGER_OPTION_MAX_DELAY; A.pNode = releaseRawExprNode(pCxt, B); }
trigger_option(A) ::= PRE_FILTER NK_LP search_condition(B) NK_RP.                  { A.type = STREAM_TRIGGER_OPTION_PRE_FILTER; A.pNode = B; }
trigger_option(A) ::= WATERMARK NK_LP duration_literal(B) NK_RP.                   { A.type = STREAM_TRIGGER_OPTION_WATERMARK; A.pNode = releaseRawExprNode(pCxt, B); }
trigger_option(A) ::= EVENT_TYPE NK_LP event_type_list(B) NK_RP.                   { A.type = STREAM_TRIGGER_OPTION_EVENT_TYPE; A.flag = B; A.pNode = NULL; }
trigger_option(A) ::= IGNORE_NODATA_TRIGGER.                                       { A.type = STREAM_TRIGGER_OPTION_IGNORE_NODATA_TRIGGER; A.pNode = NULL; }

/***** notification_opt *****/
notification_opt(A) ::= .                                                         { A = NULL; }
notification_opt(A) ::= NOTIFY NK_LP notify_url_list(B) NK_RP
                        notify_on_opt(C) where_clause_opt(D)
                        notify_options_opt(E).                                    { A = createStreamNotifyOptions(pCxt, B, C, D, E); }

%type notify_url_list                                                             { SNodeList* }
%destructor notify_url_list                                                       { nodesDestroyList($$); }
notify_url_list(A) ::= NK_STRING(B).                                              { A = createNodeList(pCxt, createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B)); }
notify_url_list(A) ::= notify_url_list(B) NK_COMMA NK_STRING(C).                  { A = addNodeToList(pCxt, B, createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &C)); }

%type notify_on_opt                                                               { int64_t }
%destructor notify_on_opt                                                         { }
notify_on_opt(A) ::= .                                                            { A = EVENT_NONE; }
notify_on_opt(A) ::= ON NK_LP event_type_list(B) NK_RP.                           { A = B; }

%type notify_options_opt                                                          { int64_t }
%destructor notify_options_opt                                                    { }
notify_options_opt(A) ::= .                                                       { A = NOTIFY_NONE; }
notify_options_opt(A) ::= NOTIFY_OPTIONS NK_LP notify_options_list(B) NK_RP.      { A = B; }

%type notify_options_list                                                         { int64_t }
%destructor notify_options_list                                                   { }
notify_options_list(A) ::= notify_option(B).                                      { A = B; }
notify_options_list(A) ::= notify_options_list(B) NK_BITOR notify_option(C).     { A = B | C; }

%type notify_option                                                               { int64_t }
%destructor notify_option                                                         { }
notify_option(A) ::= NOTIFY_HISTORY.                                              { A = NOTIFY_HISTORY; }

/***** common part *****/

time_point(A) ::= NK_INTEGER(B).                                                  { A = createValueNode(pCxt, TSDB_DATA_TYPE_TIMESTAMP, &B); }
time_point(A) ::= NK_STRING(B).                                                   { A = createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B); }

%type column_name_list                                                            { SNodeList* }
%destructor column_name_list                                                      { nodesDestroyList($$); }
column_name_list(A) ::= trigger_col_name(B).                                      { A = createNodeList(pCxt, B); }
column_name_list(A) ::= column_name_list(B) NK_COMMA trigger_col_name(C).         { A = addNodeToList(pCxt, B, C); }

trigger_col_name(A) ::= column_name(B).                                           { A = createColumnNode(pCxt, NULL, &B); }
trigger_col_name(A) ::= TBNAME(B).                                                { A = createFunctionNode(pCxt, &B, NULL); }

%type event_type_list                                                             { int64_t }
%destructor event_type_list                                                       { }
event_type_list(A) ::= event_types(B).                                            { A = B;}
event_type_list(A) ::= event_type_list(B) NK_BITOR event_types(C).                { A = B | C; }

%type event_types                                                                 { int64_t }
%destructor event_types                                                           { }
event_types(A) ::= WINDOW_OPEN.                                                   { A = EVENT_WINDOW_OPEN; }
event_types(A) ::= WINDOW_CLOSE.                                                  { A = EVENT_WINDOW_CLOSE; }

/********** output_subtable_opt **********/
output_subtable_opt(A) ::= .                                                      { A = NULL; }
output_subtable_opt(A) ::= OUTPUT_SUBTABLE NK_LP expr_or_subquery(B) NK_RP.       { A = releaseRawExprNode(pCxt, B); }

%type column_name_opt                                                             { SNodeList* }
%destructor column_name_opt                                                       { nodesDestroyList($$); }
column_name_opt(A) ::= .                                                          { A = NULL; }
column_name_opt(A) ::= column_name_unit(B).                                       { A = B; }

%type stream_tags_def_opt                                                            { SNodeList* }
%destructor stream_tags_def_opt                                                      { nodesDestroyList($$); }
stream_tags_def_opt(A) ::= .                                                         { A = NULL; }
stream_tags_def_opt(A) ::= TAGS NK_LP stream_tags_def_list(B) NK_RP.                 { A = B; }

%type stream_tags_def_list                                                             { SNodeList* }
%destructor stream_tags_def_list                                                       { nodesDestroyList($$); }
stream_tags_def_list(A) ::= stream_tags_def(B).                                        { A = createNodeList(pCxt, B); }
stream_tags_def_list(A) ::= stream_tags_def_list(B) NK_COMMA stream_tags_def(C).       { A = addNodeToList(pCxt, B, C); }

stream_tags_def(A) ::= column_name(B) type_name(C) AS expression(D).                   { A = createStreamTagDefNode(pCxt, &B, C, releaseRawExprNode(pCxt, D)); }

%type column_name_unit                                                                 { SNodeList* }
%destructor column_name_unit                                                           { nodesDestroyList($$); }
column_name_unit(A) ::= NK_LP column_stream_def_list(B) NK_RP.                         { A = B; }

%type column_stream_def_list                                                      { SNodeList* }
%destructor column_stream_def_list                                                { nodesDestroyList($$); }
column_stream_def_list(A) ::= column_stream_def(B).                               { A = createNodeList(pCxt, B); }
column_stream_def_list(A) ::= column_stream_def_list(B)
 NK_COMMA column_stream_def(C).                                                   { A = addNodeToList(pCxt, B, C); }

column_stream_def(A) ::= column_name(B) stream_col_options(C).                    { A = createColumnDefNode(pCxt, &B, createDataType(TSDB_DATA_TYPE_NULL), C); }

stream_col_options(A) ::= .                                                       { A = createDefaultColumnOptions(pCxt); }
stream_col_options(A) ::= stream_col_options(B) PRIMARY KEY.                      { A = setColumnOptionsPK(pCxt, B); }
stream_col_options(A) ::= stream_col_options(B) COMPOSITE KEY.                    { A = setColumnOptionsPK(pCxt, B); }
//column_stream_def(A) ::= column_def(B).                                         { A = B; }

as_subquery_opt(A) ::= .                                                          { A = NULL; }
as_subquery_opt(A) ::= AS query_or_subquery(B).                                   { A = B; }

%type ignore_opt                                                                  { bool }
%destructor ignore_opt                                                            { }
ignore_opt(A) ::= .                                                               { A = false; }
ignore_opt(A) ::= IGNORE UNTREATED.                                               { A = true; }


/************************************************ kill connection/query ***********************************************/
cmd ::= KILL CONNECTION NK_INTEGER(A).                                            { pCxt->pRootNode = createKillStmt(pCxt, QUERY_NODE_KILL_CONNECTION_STMT, &A); }
cmd ::= KILL QUERY NK_STRING(A).                                                  { pCxt->pRootNode = createKillQueryStmt(pCxt, &A); }
cmd ::= KILL TRANSACTION NK_INTEGER(A).                                           { pCxt->pRootNode = createKillStmt(pCxt, QUERY_NODE_KILL_TRANSACTION_STMT, &A); }
cmd ::= KILL COMPACT NK_INTEGER(A).                                               { pCxt->pRootNode = createKillStmt(pCxt, QUERY_NODE_KILL_COMPACT_STMT, &A); }
cmd ::= KILL RETENTION NK_INTEGER(A).                                             { pCxt->pRootNode = createKillStmt(pCxt, QUERY_NODE_KILL_RETENTION_STMT, &A); }
cmd ::= KILL SCAN NK_INTEGER(A).                                                  { pCxt->pRootNode = createKillStmt(pCxt, QUERY_NODE_KILL_SCAN_STMT, &A); }
cmd ::= KILL SSMIGRATE NK_INTEGER(A).                                             { pCxt->pRootNode = createKillStmt(pCxt, QUERY_NODE_KILL_SSMIGRATE_STMT, &A); }

/************************************************ merge/redistribute/ vgroup ******************************************/
cmd ::= BALANCE VGROUP.                                                           { pCxt->pRootNode = createBalanceVgroupStmt(pCxt); }

cmd ::= ASSIGN LEADER FORCE.                                                      { pCxt->pRootNode = createAssignLeaderStmt(pCxt); }

cmd ::= BALANCE VGROUP LEADER on_vgroup_id(A).                                    { pCxt->pRootNode = createBalanceVgroupLeaderStmt(pCxt, &A); }
cmd ::= BALANCE VGROUP LEADER DATABASE db_name(A).                                { pCxt->pRootNode = createBalanceVgroupLeaderDBNameStmt(pCxt, &A); }
cmd ::= ALTER VGROUP NK_INTEGER(A) SET KEEP NK_INTEGER(B).                { pCxt->pRootNode = createSetVgroupKeepVersionStmt(pCxt, &A, &B); }
cmd ::= MERGE VGROUP NK_INTEGER(A) NK_INTEGER(B).                                 { pCxt->pRootNode = createMergeVgroupStmt(pCxt, &A, &B); }
cmd ::= REDISTRIBUTE VGROUP NK_INTEGER(A) dnode_list(B).                          { pCxt->pRootNode = createRedistributeVgroupStmt(pCxt, &A, B); }
cmd ::= SPLIT VGROUP NK_INTEGER(A) force_opt(B).                                  { pCxt->pRootNode = createSplitVgroupStmt(pCxt, &A, B); }

%type on_vgroup_id                                                                { SToken }
%destructor on_vgroup_id                                                          { }
on_vgroup_id(A) ::= .                                                             { A = nil_token; }
on_vgroup_id(A) ::= ON NK_INTEGER(B).                                             { A = B; }

%type dnode_list                                                                  { SNodeList* }
%destructor dnode_list                                                            { nodesDestroyList($$); }
dnode_list(A) ::= DNODE NK_INTEGER(B).                                            { A = createNodeList(pCxt, createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &B)); }
dnode_list(A) ::= dnode_list(B) DNODE NK_INTEGER(C).                              { A = addNodeToList(pCxt, B, createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &C)); }

/************************************************ syncdb **************************************************************/
//cmd ::= SYNCDB db_name(A) REPLICA.                                                { pCxt->pRootNode = createSyncdbStmt(pCxt, &A); }

/************************************************ syncdb **************************************************************/
cmd ::= DELETE FROM full_table_name(A) where_clause_opt(B).                       { pCxt->pRootNode = createDeleteStmt(pCxt, A, B); }

/************************************************ select **************************************************************/
cmd ::= query_or_subquery(A).                                                     { pCxt->pRootNode = A; }

/************************************************ insert **************************************************************/
cmd ::= insert_query(A).                                                          { pCxt->pRootNode = A; }

insert_query(A) ::= INSERT INTO full_table_name(D)
  NK_LP col_name_list(B) NK_RP query_or_subquery(C).                              { A = createInsertStmt(pCxt, D, B, C); }
insert_query(A) ::= INSERT INTO full_table_name(C) query_or_subquery(B).          { A = createInsertStmt(pCxt, C, NULL, B); }

/************************************************ tags_literal *************************************************************/
tags_literal(A) ::= NK_INTEGER(B).                                                { A = createRawValueNode(pCxt, TSDB_DATA_TYPE_UBIGINT, &B, NULL); }
tags_literal(A) ::= NK_INTEGER(B) NK_PLUS duration_literal(C).                    {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_INTEGER(B) NK_MINUS duration_literal(C).                   {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_PLUS(B) NK_INTEGER(C).                                     {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A = createRawValueNode(pCxt, TSDB_DATA_TYPE_UBIGINT, &t, NULL);
                                                                                  }
tags_literal(A) ::= NK_PLUS(B) NK_INTEGER NK_PLUS duration_literal(C).            {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_PLUS(B) NK_INTEGER NK_MINUS duration_literal(C).           {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_MINUS(B) NK_INTEGER(C).                                    {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A = createRawValueNode(pCxt, TSDB_DATA_TYPE_UBIGINT, &t, NULL);
                                                                                  }
tags_literal(A) ::= NK_MINUS(B) NK_INTEGER NK_PLUS duration_literal(C).           {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_MINUS(B) NK_INTEGER NK_MINUS duration_literal(C).          {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_FLOAT(B).                                                  { A = createRawValueNode(pCxt, TSDB_DATA_TYPE_DOUBLE, &B, NULL); }
tags_literal(A) ::= NK_PLUS(B) NK_FLOAT(C).                                       {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A = createRawValueNode(pCxt, TSDB_DATA_TYPE_DOUBLE, &t, NULL);
                                                                                  }
tags_literal(A) ::= NK_MINUS(B) NK_FLOAT(C).                                      {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A = createRawValueNode(pCxt, TSDB_DATA_TYPE_DOUBLE, &t, NULL);
                                                                                  }

tags_literal(A) ::= NK_BIN(B).                                                    { A = createRawValueNode(pCxt, TSDB_DATA_TYPE_UBIGINT, &B, NULL); }
tags_literal(A) ::= NK_BIN(B) NK_PLUS duration_literal(C).                        {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_BIN(B) NK_MINUS duration_literal(C).                       {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_PLUS(B) NK_BIN(C).                                         {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A = createRawValueNode(pCxt, TSDB_DATA_TYPE_UBIGINT, &t, NULL);
                                                                                  }
tags_literal(A) ::= NK_PLUS(B) NK_BIN NK_PLUS duration_literal(C).                {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_PLUS(B) NK_BIN NK_MINUS duration_literal(C).               {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_MINUS(B) NK_BIN(C).                                        {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A = createRawValueNode(pCxt, TSDB_DATA_TYPE_UBIGINT, &t, NULL);
                                                                                  }
tags_literal(A) ::= NK_MINUS(B) NK_BIN NK_PLUS duration_literal(C).               {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_MINUS(B) NK_BIN NK_MINUS duration_literal(C).              {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_HEX(B).                                                    { A = createRawValueNode(pCxt, TSDB_DATA_TYPE_UBIGINT, &B, NULL); }
tags_literal(A) ::= NK_HEX(B) NK_PLUS duration_literal(C).                        {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_HEX(B) NK_MINUS duration_literal(C).                       {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_PLUS(B) NK_HEX(C).                                         {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A = createRawValueNode(pCxt, TSDB_DATA_TYPE_UBIGINT, &t, NULL);
                                                                                  }
tags_literal(A) ::= NK_PLUS(B) NK_HEX NK_PLUS duration_literal(C).                {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_PLUS(B) NK_HEX NK_MINUS duration_literal(C).               {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_MINUS(B) NK_HEX(C).                                        {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A = createRawValueNode(pCxt, TSDB_DATA_TYPE_UBIGINT, &t, NULL);
                                                                                  }
tags_literal(A) ::= NK_MINUS(B) NK_HEX NK_PLUS duration_literal(C).               {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_MINUS(B) NK_HEX NK_MINUS duration_literal(C).              {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }

tags_literal(A) ::= NK_STRING(B).                                                 { A = createRawValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B, NULL); }
tags_literal(A) ::= NK_STRING(B) NK_PLUS duration_literal(C).                     {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_STRING(B) NK_MINUS duration_literal(C).                    {
                                                                                    SToken l = B;
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, NULL, C);
                                                                                  }
tags_literal(A) ::= NK_BOOL(B).                                                   { A = createRawValueNode(pCxt, TSDB_DATA_TYPE_BOOL, &B, NULL); }
tags_literal(A) ::= NULL(B).                                                      { A = createRawValueNode(pCxt, TSDB_DATA_TYPE_NULL, &B, NULL); }

tags_literal(A) ::= literal_func(B).                                              { A = createRawValueNode(pCxt, TSDB_DATA_TYPE_BINARY, NULL, B); }
tags_literal(A) ::= literal_func(B) NK_PLUS duration_literal(C).                  {
                                                                                    SToken l = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, B, C);
                                                                                  }
tags_literal(A) ::= literal_func(B) NK_MINUS duration_literal(C).                 {
                                                                                    SToken l = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken r = getTokenFromRawExprNode(pCxt, C);
                                                                                    l.n = (r.z + r.n) - l.z;
                                                                                    A = createRawValueNodeExt(pCxt, TSDB_DATA_TYPE_BINARY, &l, B, C);
                                                                                  }

%type tags_literal_list                                                           { SNodeList* }
%destructor tags_literal_list                                                     { nodesDestroyList($$); }
tags_literal_list(A) ::= tags_literal(B).                                         { A = createNodeList(pCxt, B); }
tags_literal_list(A) ::= tags_literal_list(B) NK_COMMA tags_literal(C).           { A = addNodeToList(pCxt, B, C); }

/************************************************ literal *************************************************************/
literal(A) ::= NK_INTEGER(B).                                                     { A = createRawExprNode(pCxt, &B, createValueNode(pCxt, TSDB_DATA_TYPE_UBIGINT, &B)); }
literal(A) ::= NK_FLOAT(B).                                                       { A = createRawExprNode(pCxt, &B, createValueNode(pCxt, TSDB_DATA_TYPE_DOUBLE, &B)); }
literal(A) ::= NK_STRING(B).                                                      { A = createRawExprNode(pCxt, &B, createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B)); }
literal(A) ::= NK_BOOL(B).                                                        { A = createRawExprNode(pCxt, &B, createValueNode(pCxt, TSDB_DATA_TYPE_BOOL, &B)); }
literal(A) ::= TIMESTAMP(B) NK_STRING(C).                                         { A = createRawExprNodeExt(pCxt, &B, &C, createValueNode(pCxt, TSDB_DATA_TYPE_TIMESTAMP, &C)); }
literal(A) ::= duration_literal(B).                                               { A = B; }
literal(A) ::= NULL(B).                                                           { A = createRawExprNode(pCxt, &B, createValueNode(pCxt, TSDB_DATA_TYPE_NULL, &B)); }
literal(A) ::= NK_QUESTION(B).                                                    { A = createRawExprNode(pCxt, &B, createPlaceholderValueNode(pCxt, &B)); }

duration_literal(A) ::= NK_VARIABLE(B).                                           { A = createRawExprNode(pCxt, &B, createDurationValueNode(pCxt, &B)); }

signed_variable(A) ::= NK_VARIABLE(B).                                            { A = createRawExprNode(pCxt, &B, createDurationValueNode(pCxt, &B)); }
signed_variable(A) ::= NK_PLUS NK_VARIABLE(B).                                    { A = createRawExprNode(pCxt, &B, createDurationValueNode(pCxt, &B)); }
signed_variable(A) ::= NK_MINUS(B) NK_VARIABLE(C).                                { 
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A = createRawExprNode(pCxt, &B, createDurationValueNode(pCxt, &t)); 
                                                                                  }

signed_integer(A) ::= NK_INTEGER(B).                                              { A = createValueNode(pCxt, TSDB_DATA_TYPE_UBIGINT, &B); }
signed_integer(A) ::= NK_PLUS NK_INTEGER(B).                                      { A = createValueNode(pCxt, TSDB_DATA_TYPE_UBIGINT, &B); }
signed_integer(A) ::= NK_MINUS(B) NK_INTEGER(C).                                  {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A = createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &t);
                                                                                  }


unsigned_integer(A) ::= NK_INTEGER(B).                                            { A = createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &B); }
unsigned_integer(A) ::= NK_QUESTION(B).                                           { A = releaseRawExprNode(pCxt, createRawExprNode(pCxt, &B, createPlaceholderValueNode(pCxt, &B))); }

signed_float(A) ::= NK_FLOAT(B).                                                  { A = createValueNode(pCxt, TSDB_DATA_TYPE_DOUBLE, &B); }
signed_float(A) ::= NK_PLUS NK_FLOAT(B).                                          { A = createValueNode(pCxt, TSDB_DATA_TYPE_DOUBLE, &B); }
signed_float(A) ::= NK_MINUS(B) NK_FLOAT(C).                                      {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A = createValueNode(pCxt, TSDB_DATA_TYPE_DOUBLE, &t);
                                                                                  }

signed(A) ::= signed_integer(B).                                                  { A = B; }
signed(A) ::= signed_float(B).                                                    { A = B; }

signed_literal(A) ::= signed(B).                                                  { A = B; }
signed_literal(A) ::= NK_STRING(B).                                               { A = createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B); }
signed_literal(A) ::= NK_BOOL(B).                                                 { A = createValueNode(pCxt, TSDB_DATA_TYPE_BOOL, &B); }
signed_literal(A) ::= TIMESTAMP NK_STRING(B).                                     { A = createValueNode(pCxt, TSDB_DATA_TYPE_TIMESTAMP, &B); }
signed_literal(A) ::= duration_literal(B).                                        { A = releaseRawExprNode(pCxt, B); }
signed_literal(A) ::= NULL(B).                                                    { A = createValueNode(pCxt, TSDB_DATA_TYPE_NULL, &B); }
signed_literal(A) ::= literal_func(B).                                            { A = releaseRawExprNode(pCxt, B); }
signed_literal(A) ::= NK_QUESTION(B).                                             { A = createPlaceholderValueNode(pCxt, &B); }


%type literal_list                                                                { SNodeList* }
%destructor literal_list                                                          { nodesDestroyList($$); }
literal_list(A) ::= signed_literal(B).                                            { A = createNodeList(pCxt, B); }
literal_list(A) ::= literal_list(B) NK_COMMA signed_literal(C).                   { A = addNodeToList(pCxt, B, C); }

/************************************************ names and identifiers ***********************************************/
%type db_name                                                                     { SToken }
%destructor db_name                                                               { }
db_name(A) ::= NK_ID(B).                                                          { A = B; }

%type mount_name                                                                  { SToken }
%destructor mount_name                                                            { }
mount_name(A) ::= NK_ID(B).                                                       { A = B; }

%type table_name                                                                  { SToken }
%destructor table_name                                                            { }
table_name(A) ::= NK_ID(B).                                                       { A = B; }

%type column_name                                                                 { SToken }
%destructor column_name                                                           { }
column_name(A) ::= NK_ID(B).                                                      { A = B; }

%type function_name                                                               { SToken }
%destructor function_name                                                         { }
function_name(A) ::= NK_ID(B).                                                    { A = B; }

%type view_name                                                                   { SToken }
%destructor view_name                                                             { }
view_name(A) ::= NK_ID(B).                                                        { A = B; }

%type table_alias                                                                 { SToken }
%destructor table_alias                                                           { }
table_alias(A) ::= NK_ID(B).                                                      { A = B; }

%type column_alias                                                                { SToken }
%destructor column_alias                                                          { }
column_alias(A) ::= NK_ID(B).                                                     { A = B; }
column_alias(A) ::= NK_ALIAS(B).                                                  { A = B; }

%type user_name                                                                   { SToken }
%destructor user_name                                                             { }
user_name(A) ::= NK_ID(B).                                                        { A = B; }

%type role_name                                                                   { SToken }
%destructor role_name                                                             { }
role_name(A) ::= NK_ID(B).                                                        { A = B; }

%type general_name                                                                { SToken }
%destructor general_name                                                          { }
general_name(A) ::= NK_ID(B).                                                     { A = B;}

%type topic_name                                                                  { SToken }
%destructor topic_name                                                            { }
topic_name(A) ::= NK_ID(B).                                                       { A = B; }

%type stream_name                                                                 { SToken }
%destructor stream_name                                                           { }
stream_name(A) ::= NK_ID(B).                                                      { A = B; }

%type cgroup_name                                                                 { SToken }
%destructor cgroup_name                                                           { }
cgroup_name(A) ::= NK_ID(B).                                                      { A = B; }

%type index_name                                                                  { SToken }
%destructor index_name                                                            { }
index_name(A) ::= NK_ID(B).                                                       { A = B; }

%type tsma_name                                                                   { SToken }
%destructor tsma_name                                                             { }
tsma_name(A) ::= NK_ID(B).                                                        { A = B; }

%type rsma_name                                                                   { SToken }
%destructor rsma_name                                                             { }
rsma_name(A) ::= NK_ID(B).                                                        { A = B; }

/************************************************ expression **********************************************************/
expr_or_subquery(A) ::= expression(B).                                            { A = B; }
expr_or_subquery(A) ::= subquery(B).                                              { A = B; }

expression(A) ::= literal(B).                                                     { A = B; }
expression(A) ::= pseudo_column(B).                                               { A = B; (void)setRawExprNodeIsPseudoColumn(pCxt, A, true); }
expression(A) ::= column_reference(B).                                            { A = B; }
expression(A) ::= function_expression(B).                                         { A = B; }
expression(A) ::= if_expression(B).                                               { A = B; }
expression(A) ::= case_when_expression(B).                                        { A = B; }
expression(A) ::= NK_LP(B) expression(C) NK_RP(D).                                { A = createRawExprNodeExt(pCxt, &B, &D, releaseRawExprNode(pCxt, C)); }
expression(A) ::= NK_PLUS(B) expr_or_subquery(C).                                 {
                                                                                    SToken t = getTokenFromRawExprNode(pCxt, C);
                                                                                    A = createRawExprNodeExt(pCxt, &B, &t, releaseRawExprNode(pCxt, C));
                                                                                  }
expression(A) ::= NK_MINUS(B) expr_or_subquery(C).                                {
                                                                                    SToken t = getTokenFromRawExprNode(pCxt, C);
                                                                                    A = createRawExprNodeExt(pCxt, &B, &t, createOperatorNode(pCxt, OP_TYPE_MINUS, releaseRawExprNode(pCxt, C), NULL));
                                                                                  }
expression(A) ::= expr_or_subquery(B) NK_PLUS expr_or_subquery(C).                {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, C);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createOperatorNode(pCxt, OP_TYPE_ADD, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)));
                                                                                  }
expression(A) ::= expr_or_subquery(B) NK_MINUS expr_or_subquery(C).               {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, C);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createOperatorNode(pCxt, OP_TYPE_SUB, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)));
                                                                                  }
expression(A) ::= expr_or_subquery(B) NK_STAR expr_or_subquery(C).                {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, C);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createOperatorNode(pCxt, OP_TYPE_MULTI, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)));
                                                                                  }
expression(A) ::= expr_or_subquery(B) NK_SLASH expr_or_subquery(C).               {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, C);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createOperatorNode(pCxt, OP_TYPE_DIV, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)));
                                                                                  }
expression(A) ::= expr_or_subquery(B) NK_REM expr_or_subquery(C).                 {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, C);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createOperatorNode(pCxt, OP_TYPE_REM, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)));
                                                                                  }
expression(A) ::= column_reference(B) NK_ARROW NK_STRING(C).                      {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &C, createOperatorNode(pCxt, OP_TYPE_JSON_GET_VALUE, releaseRawExprNode(pCxt, B), createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &C)));
                                                                                  }
expression(A) ::= expr_or_subquery(B) NK_BITAND expr_or_subquery(C).              {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, C);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createOperatorNode(pCxt, OP_TYPE_BIT_AND, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)));
                                                                                  }
expression(A) ::= expr_or_subquery(B) NK_BITOR expr_or_subquery(C).               {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, C);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createOperatorNode(pCxt, OP_TYPE_BIT_OR, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)));
                                                                                  }

%type expression_list                                                             { SNodeList* }
%destructor expression_list                                                       { nodesDestroyList($$); }
expression_list(A) ::= expr_or_subquery(B).                                       { A = createNodeList(pCxt, releaseRawExprNode(pCxt, B)); }
expression_list(A) ::= expression_list(B) NK_COMMA expr_or_subquery(C).           { A = addNodeToList(pCxt, B, releaseRawExprNode(pCxt, C)); }

column_reference(A) ::= column_name(B).                                           { A = createRawExprNode(pCxt, &B, createColumnNode(pCxt, NULL, &B)); }
column_reference(A) ::= table_name(B) NK_DOT column_name(C).                      { A = createRawExprNodeExt(pCxt, &B, &C, createColumnNode(pCxt, &B, &C)); }
column_reference(A) ::= NK_ALIAS(B).                                              { A = createRawExprNode(pCxt, &B, createColumnNode(pCxt, NULL, &B)); }
column_reference(A) ::= table_name(B) NK_DOT NK_ALIAS(C).                         { A = createRawExprNodeExt(pCxt, &B, &C, createColumnNode(pCxt, &B, &C)); }

pseudo_column(A) ::= ROWTS(B).                                                    { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= TBNAME(B).                                                   { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= table_name(B) NK_DOT TBNAME(C).                              { A = createRawExprNodeExt(pCxt, &B, &C, createFunctionNode(pCxt, &C, createNodeList(pCxt, createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B)))); }
pseudo_column(A) ::= QSTART(B).                                                   { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= QEND(B).                                                     { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= QDURATION(B).                                                { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= WSTART(B).                                                   { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= WEND(B).                                                     { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= WDURATION(B).                                                { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= IROWTS(B).                                                   { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= ISFILLED(B).                                                 { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= QTAGS(B).                                                    { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= FLOW(B).                                                     { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= FHIGH(B).                                                    { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= FROWTS(B).                                                   { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= IROWTS_ORIGIN(B).                                            { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= TPREV_TS(B).                                                 { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= TCURRENT_TS(B).                                              { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= TNEXT_TS(B).                                                 { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= TWSTART(B).                                                  { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= TWEND(B).                                                    { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= TWDURATION(B).                                               { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= TWROWNUM(B).                                                 { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= TPREV_LOCALTIME(B).                                          { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= TNEXT_LOCALTIME(B).                                          { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= TLOCALTIME(B).                                               { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= TGRPID(B).                                                   { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= NK_PH NK_INTEGER(B).                                         { A = createRawExprNode(pCxt, &B, createPlaceHolderColumnNode(pCxt, createValueNode(pCxt, TSDB_DATA_TYPE_BIGINT, &B))); }
pseudo_column(A) ::= NK_PH TBNAME(B).                                             { A = createRawExprNode(pCxt, &B, createPHTbnameFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= IMPROWTS(B).                                                 { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= IMPMARK(B).                                                  { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
pseudo_column(A) ::= ANOMALYMARK(B).                                              { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }

function_expression(A) ::= function_name(B) NK_LP expression_list(C) NK_RP(D).                        { A = createRawExprNodeExt(pCxt, &B, &D, createFunctionNode(pCxt, &B, C)); }
function_expression(A) ::= star_func(B) NK_LP star_func_para_list(C) NK_RP(D).                        { A = createRawExprNodeExt(pCxt, &B, &D, createFunctionNode(pCxt, &B, C)); }
function_expression(A) ::= cols_func(B) NK_LP cols_func_para_list(C) NK_RP(D).                        { A = createRawExprNodeExt(pCxt, &B, &D, createFunctionNode(pCxt, &B, C)); }
function_expression(A) ::=
  CAST(B) NK_LP common_expression(C) AS type_name(D) NK_RP(E).                                         { A = createRawExprNodeExt(pCxt, &B, &E, createCastFunctionNode(pCxt, releaseRawExprNode(pCxt, C), D)); }
function_expression(A) ::=
  CAST(B) NK_LP common_expression(C) AS type_name_default_len(D) NK_RP(E).                             { A = createRawExprNodeExt(pCxt, &B, &E, createCastFunctionNode(pCxt, releaseRawExprNode(pCxt, C), D)); }
function_expression(A) ::=
  POSITION(B) NK_LP expr_or_subquery(C) IN expr_or_subquery(D) NK_RP(E).                              { A = createRawExprNodeExt(pCxt, &B, &E, createPositionFunctionNode(pCxt, releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D))); }
function_expression(A) ::=
  TRIM(B) NK_LP expr_or_subquery(C) NK_RP(D).                                                         { A = createRawExprNodeExt(pCxt, &B, &D, createTrimFunctionNode(pCxt, releaseRawExprNode(pCxt, C), TRIM_TYPE_BOTH)); }
function_expression(A) ::=
  TRIM(B) NK_LP trim_specification_type(C) FROM expr_or_subquery(D) NK_RP(E).                         { A = createRawExprNodeExt(pCxt, &B, &E, createTrimFunctionNode(pCxt, releaseRawExprNode(pCxt, D), C)); }
function_expression(A) ::=
  TRIM(B) NK_LP expr_or_subquery(C) FROM expr_or_subquery(D) NK_RP(E).                                { A = createRawExprNodeExt(pCxt, &B, &E, createTrimFunctionNodeExt(pCxt, releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D), TRIM_TYPE_BOTH)); }
function_expression(A) ::=
  TRIM(B) NK_LP trim_specification_type(C) expr_or_subquery(D) FROM expr_or_subquery(E) NK_RP(F).     { A = createRawExprNodeExt(pCxt, &B, &F, createTrimFunctionNodeExt(pCxt, releaseRawExprNode(pCxt, D), releaseRawExprNode(pCxt, E), C)); }
function_expression(A) ::=
  substr_func(B) NK_LP expression_list(C) NK_RP(D).                                                   { A = createRawExprNodeExt(pCxt, &B, &D, createFunctionNode(pCxt, &B, C)); }
function_expression(A) ::=
  substr_func(B) NK_LP expr_or_subquery(C) FROM expr_or_subquery(D) NK_RP(E).                         { A = createRawExprNodeExt(pCxt, &B, &E, createSubstrFunctionNode(pCxt, releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D))); }
function_expression(A) ::=
  substr_func(B) NK_LP expr_or_subquery(C) FROM expr_or_subquery(D) FOR expr_or_subquery(E) NK_RP(F). { A = createRawExprNodeExt(pCxt, &B, &F, createSubstrFunctionNodeExt(pCxt, releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D), releaseRawExprNode(pCxt, E))); }
function_expression(A) ::= REPLACE(B) NK_LP expression_list(C) NK_RP(D).                              { A = createRawExprNodeExt(pCxt, &B, &D, createFunctionNode(pCxt, &B, C)); }
function_expression(A) ::= literal_func(B).                                                           { A = B; }
function_expression(A) ::= rand_func(B).                                                              { A = B; }

literal_func(A) ::= noarg_func(B) NK_LP NK_RP(C).                                 { A = createRawExprNodeExt(pCxt, &B, &C, createFunctionNode(pCxt, &B, NULL)); }
literal_func(A) ::= NOW(B).                                                       { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }
literal_func(A) ::= TODAY(B).                                                     { A = createRawExprNode(pCxt, &B, createFunctionNode(pCxt, &B, NULL)); }

rand_func(A) ::= RAND(B) NK_LP NK_RP(C).                                          { A = createRawExprNodeExt(pCxt, &B, &C, createFunctionNode(pCxt, &B, NULL)); }
rand_func(A) ::= RAND(B) NK_LP expression_list(C) NK_RP(D).                       { A = createRawExprNodeExt(pCxt, &B, &D, createFunctionNode(pCxt, &B, C)); }

%type substr_func                                                                   { SToken }
%destructor substr_func                                                             { }
substr_func(A) ::= SUBSTR(B).                                                       { A = B; }
substr_func(A) ::= SUBSTRING(B).                                                    { A = B; }

%type trim_specification_type ETrimType
%destructor trim_specification_type                                                { }
trim_specification_type(A) ::= BOTH.                                               { A = TRIM_TYPE_BOTH; }
trim_specification_type(A) ::= TRAILING.                                           { A = TRIM_TYPE_TRAILING; }
trim_specification_type(A) ::= LEADING.                                            { A = TRIM_TYPE_LEADING; }

%type noarg_func                                                                  { SToken }
%destructor noarg_func                                                            { }
noarg_func(A) ::= NOW(B).                                                         { A = B; }
noarg_func(A) ::= TODAY(B).                                                       { A = B; }
noarg_func(A) ::= TIMEZONE(B).                                                    { A = B; }
noarg_func(A) ::= DATABASE(B).                                                    { A = B; }
noarg_func(A) ::= CLIENT_VERSION(B).                                              { A = B; }
noarg_func(A) ::= SERVER_VERSION(B).                                              { A = B; }
noarg_func(A) ::= SERVER_STATUS(B).                                               { A = B; }
noarg_func(A) ::= CURRENT_USER(B).                                                { A = B; }
noarg_func(A) ::= USER(B).                                                        { A = B; }
noarg_func(A) ::= PI(B).                                                          { A = B; }

%type star_func                                                                   { SToken }
%destructor star_func                                                             { }
star_func(A) ::= COUNT(B).                                                        { A = B; }
star_func(A) ::= FIRST(B).                                                        { A = B; }
star_func(A) ::= LAST(B).                                                         { A = B; }
star_func(A) ::= LAST_ROW(B).                                                     { A = B; }

%type cols_func                                                                   { SToken }
%destructor cols_func                                                             { }
cols_func(A) ::= COLS(B).                                                         { A = B; }

%type cols_func_para_list                                                         { SNodeList* }
%destructor cols_func_para_list                                                   { nodesDestroyList($$); }
cols_func_para_list(A) ::= function_expression(B) NK_COMMA cols_func_expression_list(C).    { A = createColsFuncParamNodeList(pCxt, B, C, NULL); }

cols_func_expression(A) ::= expr_or_subquery(B).                                            { A = releaseRawExprNode(pCxt, B); }
cols_func_expression(A) ::= NK_STAR(B).                                                     { A = createColumnNode(pCxt, NULL, &B); }
cols_func_expression(A) ::= expr_or_subquery(B) column_alias(C).                            { A = setProjectionAlias(pCxt, releaseRawExprNode(pCxt, B), &C);}
cols_func_expression(A) ::= expr_or_subquery(B) AS column_alias(C).                         { A = setProjectionAlias(pCxt, releaseRawExprNode(pCxt, B), &C);}

%type cols_func_expression_list                                                             { SNodeList* }
%destructor cols_func_expression_list                                                       { nodesDestroyList($$); }
cols_func_expression_list(A) ::= cols_func_expression(B).                                   { A = createNodeList(pCxt, B); }
cols_func_expression_list(A) ::= cols_func_expression_list(B) NK_COMMA cols_func_expression(C).   { A = addNodeToList(pCxt, B, C); }

%type star_func_para_list                                                         { SNodeList* }
%destructor star_func_para_list                                                   { nodesDestroyList($$); }
star_func_para_list(A) ::= NK_STAR(B).                                            { A = createNodeList(pCxt, createColumnNode(pCxt, NULL, &B)); }
star_func_para_list(A) ::= other_para_list(B).                                    { A = B; }

%type other_para_list                                                             { SNodeList* }
%destructor other_para_list                                                       { nodesDestroyList($$); }
other_para_list(A) ::= star_func_para(B).                                         { A = createNodeList(pCxt, B); }
other_para_list(A) ::= other_para_list(B) NK_COMMA star_func_para(C).             { A = addNodeToList(pCxt, B, C); }

star_func_para(A) ::= expr_or_subquery(B).                                        { A = releaseRawExprNode(pCxt, B); }
star_func_para(A) ::= table_name(B) NK_DOT NK_STAR(C).                            { A = createColumnNode(pCxt, &B, &C); }

if_expression(A) ::=
  IF(B) NK_LP common_expression(C) NK_COMMA common_expression(D) NK_COMMA common_expression(E) NK_RP(F).    { A = createRawExprNodeExt(pCxt, &B, &F, createIfNode(pCxt, releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D), releaseRawExprNode(pCxt, E))); }
if_expression(A) ::=
  IFNULL(B) NK_LP common_expression(C) NK_COMMA common_expression(D) NK_RP(E).    { A = createRawExprNodeExt(pCxt, &B, &E, createNvlNode(pCxt, releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D))); }
if_expression(A) ::=
  NVL(B) NK_LP common_expression(C) NK_COMMA common_expression(D) NK_RP(E).       { A = createRawExprNodeExt(pCxt, &B, &E, createNvlNode(pCxt, releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D))); }
if_expression(A) ::=
  NVL2(B) NK_LP common_expression(C) NK_COMMA common_expression(D) NK_COMMA common_expression(E) NK_RP(F).  { A = createRawExprNodeExt(pCxt, &B, &F, createNvl2Node(pCxt, releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D), releaseRawExprNode(pCxt, E))); }
if_expression(A) ::=
  //NULLIF(B) NK_LP common_expression(C) NK_COMMA common_expression(D) NK_RP(E).    { A = createRawExprNodeExt(pCxt, &B, &E, createNullIfNode(pCxt, C, D)); }
  NULLIF(B) NK_LP common_expression(C) NK_COMMA common_expression(D) NK_RP(E).    { A = createRawExprNodeExt(pCxt, &B, &E, createNullIfNode(pCxt, releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D))); }
if_expression(A) ::=
  COALESCE(B) NK_LP expression_list(C) NK_RP(E).                                  { A = createRawExprNodeExt(pCxt, &B, &E, createCoalesceNode(pCxt, C)); }

case_when_expression(A) ::=
  CASE(E) when_then_list(C) case_when_else_opt(D) END(F).                         { A = createRawExprNodeExt(pCxt, &E, &F, createCaseWhenNode(pCxt, NULL, C, D)); }
case_when_expression(A) ::=
  CASE(E) common_expression(B) when_then_list(C) case_when_else_opt(D) END(F).    { A = createRawExprNodeExt(pCxt, &E, &F, createCaseWhenNode(pCxt, releaseRawExprNode(pCxt, B), C, D)); }

%type when_then_list                                                              { SNodeList* }
%destructor when_then_list                                                        { nodesDestroyList($$); }
when_then_list(A) ::= when_then_expr(B).                                          { A = createNodeList(pCxt, B); }
when_then_list(A) ::= when_then_list(B) when_then_expr(C).                        { A = addNodeToList(pCxt, B, C); }

when_then_expr(A) ::= WHEN common_expression(B) THEN common_expression(C).        { A = createWhenThenNode(pCxt, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)); }

case_when_else_opt(A) ::= .                                                       { A = NULL; }
case_when_else_opt(A) ::= ELSE common_expression(B).                              { A = releaseRawExprNode(pCxt, B); }

/************************************************ predicate ***********************************************************/
predicate(A) ::= expr_or_subquery(B) compare_op(C) expr_or_subquery(D).           {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, D);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createOperatorNode(pCxt, C, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, D)));
                                                                                  }
//predicate(A) ::= expression(B) compare_op sub_type expression(B).
predicate(A) ::=
  expr_or_subquery(B) BETWEEN expr_or_subquery(C) AND expr_or_subquery(D).        {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, D);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createBetweenAnd(pCxt, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D)));
                                                                                  }
predicate(A) ::=
  expr_or_subquery(B) NOT BETWEEN expr_or_subquery(C) AND expr_or_subquery(D).    {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, D);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createNotBetweenAnd(pCxt, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D)));
                                                                                  }
predicate(A) ::= expr_or_subquery(B) IS NULL(C).                                  {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &C, createOperatorNode(pCxt, OP_TYPE_IS_NULL, releaseRawExprNode(pCxt, B), NULL));
                                                                                  }
predicate(A) ::= expr_or_subquery(B) IS NOT NULL(C).                              {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &C, createOperatorNode(pCxt, OP_TYPE_IS_NOT_NULL, releaseRawExprNode(pCxt, B), NULL));
                                                                                  }
predicate(A) ::= ISNULL(B) NK_LP expr_or_subquery(C) NK_RP(D).                    {
                                                                                    A = createRawExprNodeExt(pCxt, &B, &D, createOperatorNode(pCxt, OP_TYPE_IS_NULL, releaseRawExprNode(pCxt, C), NULL));
                                                                                  }
predicate(A) ::= ISNOTNULL(B) NK_LP expr_or_subquery(C) NK_RP(D).                 {
                                                                                    A = createRawExprNodeExt(pCxt, &B, &D, createOperatorNode(pCxt, OP_TYPE_IS_NOT_NULL, releaseRawExprNode(pCxt, C), NULL));
                                                                                  }
predicate(A) ::= expr_or_subquery(B) in_op(C) in_predicate_value(D).              {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, D);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createOperatorNode(pCxt, C, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, D)));
                                                                                  }

%type compare_op                                                                  { EOperatorType }
%destructor compare_op                                                            { }
compare_op(A) ::= NK_LT.                                                          { A = OP_TYPE_LOWER_THAN; }
compare_op(A) ::= NK_GT.                                                          { A = OP_TYPE_GREATER_THAN; }
compare_op(A) ::= NK_LE.                                                          { A = OP_TYPE_LOWER_EQUAL; }
compare_op(A) ::= NK_GE.                                                          { A = OP_TYPE_GREATER_EQUAL; }
compare_op(A) ::= NK_NE.                                                          { A = OP_TYPE_NOT_EQUAL; }
compare_op(A) ::= NK_EQ.                                                          { A = OP_TYPE_EQUAL; }
compare_op(A) ::= LIKE.                                                           { A = OP_TYPE_LIKE; }
compare_op(A) ::= NOT LIKE.                                                       { A = OP_TYPE_NOT_LIKE; }
compare_op(A) ::= MATCH.                                                          { A = OP_TYPE_MATCH; }
compare_op(A) ::= NMATCH.                                                         { A = OP_TYPE_NMATCH; }
compare_op(A) ::= REGEXP.                                                         { A = OP_TYPE_MATCH; }
compare_op(A) ::= NOT REGEXP.                                                     { A = OP_TYPE_NMATCH; }
compare_op(A) ::= CONTAINS.                                                       { A = OP_TYPE_JSON_CONTAINS; }

%type in_op                                                                       { EOperatorType }
%destructor in_op                                                                 { }
in_op(A) ::= IN.                                                                  { A = OP_TYPE_IN; }
in_op(A) ::= NOT IN.                                                              { A = OP_TYPE_NOT_IN; }

in_predicate_value(A) ::= NK_LP(C) literal_list(B) NK_RP(D).                      { A = createRawExprNodeExt(pCxt, &C, &D, createNodeListNode(pCxt, B)); }

/************************************************ boolean_value_expression ********************************************/
boolean_value_expression(A) ::= boolean_primary(B).                               { A = B; }
boolean_value_expression(A) ::= NOT(C) boolean_primary(B).                        {
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, B);
                                                                                    A = createRawExprNodeExt(pCxt, &C, &e, createLogicConditionNode(pCxt, LOGIC_COND_TYPE_NOT, releaseRawExprNode(pCxt, B), NULL));
                                                                                  }
boolean_value_expression(A) ::=
  boolean_value_expression(B) OR boolean_value_expression(C).                     {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, C);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createLogicConditionNode(pCxt, LOGIC_COND_TYPE_OR, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)));
                                                                                  }
boolean_value_expression(A) ::=
  boolean_value_expression(B) AND boolean_value_expression(C).                    {
                                                                                    SToken s = getTokenFromRawExprNode(pCxt, B);
                                                                                    SToken e = getTokenFromRawExprNode(pCxt, C);
                                                                                    A = createRawExprNodeExt(pCxt, &s, &e, createLogicConditionNode(pCxt, LOGIC_COND_TYPE_AND, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)));
                                                                                  }

boolean_primary(A) ::= predicate(B).                                              { A = B; }
boolean_primary(A) ::= NK_LP(C) boolean_value_expression(B) NK_RP(D).             { A = createRawExprNodeExt(pCxt, &C, &D, releaseRawExprNode(pCxt, B)); }

/************************************************ common_expression ********************************************/
common_expression(A) ::= expr_or_subquery(B).                                     { A = B; }
common_expression(A) ::= boolean_value_expression(B).                             { A = B; }

/************************************************ from_clause_opt *********************************************************/
from_clause_opt(A) ::= .                                                          { A = NULL; }
from_clause_opt(A) ::= FROM table_reference_list(B).                              { A = B; }

table_reference_list(A) ::= table_reference(B).                                   { A = B; }
table_reference_list(A) ::= table_reference_list(B) NK_COMMA table_reference(C).  { A = createJoinTableNode(pCxt, JOIN_TYPE_INNER, JOIN_STYPE_NONE, B, C, NULL); }

/************************************************ table_reference *****************************************************/
table_reference(A) ::= table_primary(B).                                          { A = B; }
table_reference(A) ::= joined_table(B).                                           { A = B; }

table_primary(A) ::= table_name(B) alias_opt(C).                                  { A = createRealTableNode(pCxt, NULL, &B, &C); }
table_primary(A) ::= db_name(B) NK_DOT table_name(C) alias_opt(D).                { A = createRealTableNode(pCxt, &B, &C, &D); }
table_primary(A) ::= subquery(B) alias_opt(C).                                    { A = createTempTableNode(pCxt, releaseRawExprNode(pCxt, B), &C); }
table_primary(A) ::= parenthesized_joined_table(B).                               { A = B; }
table_primary(A) ::= NK_PH TBNAME alias_opt(C).                                   { A = createPlaceHolderTableNode(pCxt, SP_PARTITION_TBNAME, &C); }
table_primary(A) ::= NK_PH TROWS alias_opt(C).                                    { A = createPlaceHolderTableNode(pCxt, SP_PARTITION_ROWS, &C); }

%type alias_opt                                                                   { SToken }
%destructor alias_opt                                                             { }
alias_opt(A) ::= .                                                                { A = nil_token;  }
alias_opt(A) ::= table_alias(B).                                                  { A = B; }
alias_opt(A) ::= AS table_alias(B).                                               { A = B; }

parenthesized_joined_table(A) ::= NK_LP joined_table(B) NK_RP.                    { A = B; }
parenthesized_joined_table(A) ::= NK_LP parenthesized_joined_table(B) NK_RP.      { A = B; }

/************************************************ joined_table ********************************************************/
joined_table(A) ::= inner_joined(B).                                              { A = B; }
joined_table(A) ::= outer_joined(B).                                              { A = B; }
joined_table(A) ::= semi_joined(B).                                               { A = B; }
joined_table(A) ::= anti_joined(B).                                               { A = B; }
joined_table(A) ::= asof_joined(B).                                               { A = B; }
joined_table(A) ::= win_joined(B).                                                { A = B; }

/************************************************ inner join **********************************************************/
inner_joined(A) ::=
  table_reference(B) JOIN table_reference(E) join_on_clause_opt(F).               { JOINED_TABLE_MK(JOIN_TYPE_INNER, JOIN_STYPE_NONE, A, B, E, F, NULL, NULL); }

inner_joined(A) ::=
  table_reference(B) INNER JOIN table_reference(E) join_on_clause_opt(F).         { JOINED_TABLE_MK(JOIN_TYPE_INNER, JOIN_STYPE_NONE, A, B, E, F, NULL, NULL); }

/************************************************ outer join **********************************************************/
outer_joined(A) ::=
  table_reference(B) LEFT JOIN table_reference(E) join_on_clause(F).              { JOINED_TABLE_MK(JOIN_TYPE_LEFT, JOIN_STYPE_OUTER, A, B, E, F, NULL, NULL); }

outer_joined(A) ::=
  table_reference(B) RIGHT JOIN table_reference(E) join_on_clause(F).             { JOINED_TABLE_MK(JOIN_TYPE_RIGHT, JOIN_STYPE_OUTER, A, B, E, F, NULL, NULL); }

outer_joined(A) ::=
  table_reference(B) FULL JOIN table_reference(E) join_on_clause(F).              { JOINED_TABLE_MK(JOIN_TYPE_FULL, JOIN_STYPE_OUTER, A, B, E, F, NULL, NULL); }

outer_joined(A) ::=
  table_reference(B) LEFT OUTER JOIN table_reference(E) join_on_clause(F).        { JOINED_TABLE_MK(JOIN_TYPE_LEFT, JOIN_STYPE_OUTER, A, B, E, F, NULL, NULL); }

outer_joined(A) ::=
  table_reference(B) RIGHT OUTER JOIN table_reference(E) join_on_clause(F).       { JOINED_TABLE_MK(JOIN_TYPE_RIGHT, JOIN_STYPE_OUTER, A, B, E, F, NULL, NULL); }

outer_joined(A) ::=
  table_reference(B) FULL OUTER JOIN table_reference(E) join_on_clause(F).        { JOINED_TABLE_MK(JOIN_TYPE_FULL, JOIN_STYPE_OUTER, A, B, E, F, NULL, NULL); }

/************************************************ semi join ***********************************************************/
semi_joined(A) ::=
  table_reference(B) LEFT SEMI JOIN table_reference(E) join_on_clause(F).         { JOINED_TABLE_MK(JOIN_TYPE_LEFT, JOIN_STYPE_SEMI, A, B, E, F, NULL, NULL); }

semi_joined(A) ::=
  table_reference(B) RIGHT SEMI JOIN table_reference(E) join_on_clause(F).        { JOINED_TABLE_MK(JOIN_TYPE_RIGHT, JOIN_STYPE_SEMI, A, B, E, F, NULL, NULL); }

/************************************************ ansi join ***********************************************************/
anti_joined(A) ::=
  table_reference(B) LEFT ANTI JOIN table_reference(E) join_on_clause(F).         { JOINED_TABLE_MK(JOIN_TYPE_LEFT, JOIN_STYPE_ANTI, A, B, E, F, NULL, NULL); }

anti_joined(A) ::=
  table_reference(B) RIGHT ANTI JOIN table_reference(E) join_on_clause(F).        { JOINED_TABLE_MK(JOIN_TYPE_RIGHT, JOIN_STYPE_ANTI, A, B, E, F, NULL, NULL); }

/************************************************ asof join ***********************************************************/
asof_joined(A) ::=
  table_reference(B) LEFT ASOF JOIN table_reference(E) join_on_clause_opt(F)
  jlimit_clause_opt(H).                                                           { JOINED_TABLE_MK(JOIN_TYPE_LEFT, JOIN_STYPE_ASOF, A, B, E, F, NULL, H); }

asof_joined(A) ::=
  table_reference(B) RIGHT ASOF JOIN table_reference(E) join_on_clause_opt(F)
  jlimit_clause_opt(H).                                                           { JOINED_TABLE_MK(JOIN_TYPE_RIGHT, JOIN_STYPE_ASOF, A, B, E, F, NULL, H); }

/************************************************ window join *********************************************************/
win_joined(A) ::=
  table_reference(B) LEFT WINDOW JOIN table_reference(E) join_on_clause_opt(F)
  window_offset_clause(G) jlimit_clause_opt(H).                                   { JOINED_TABLE_MK(JOIN_TYPE_LEFT, JOIN_STYPE_WIN, A, B, E, F, G, H); }

win_joined(A) ::=
  table_reference(B) RIGHT WINDOW JOIN table_reference(E) join_on_clause_opt(F)
  window_offset_clause(G) jlimit_clause_opt(H).                                   { JOINED_TABLE_MK(JOIN_TYPE_RIGHT, JOIN_STYPE_WIN, A, B, E, F, G, H); }

join_on_clause_opt(A) ::= . [ON]                                                  { A = NULL; }
join_on_clause_opt(A) ::= join_on_clause(B).                                      { A = B; }

join_on_clause(A) ::= ON search_condition(B).                                     { A = B; }

window_offset_clause(A) ::= WINDOW_OFFSET NK_LP window_offset_literal(B)
  NK_COMMA window_offset_literal(C) NK_RP.                                        { A = createWindowOffsetNode(pCxt, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)); }

window_offset_literal(A) ::= NK_VARIABLE(B).                                      { A = createRawExprNode(pCxt, &B, createTimeOffsetValueNode(pCxt, &B)); }
window_offset_literal(A) ::= NK_MINUS(B) NK_VARIABLE(C).                          {
                                                                                    SToken t = B;
                                                                                    t.n = (C.z + C.n) - B.z;
                                                                                    A = createRawExprNode(pCxt, &t, createTimeOffsetValueNode(pCxt, &t));
                                                                                  }

jlimit_clause_opt(A) ::= . [JLIMIT]                                               { A = NULL; }
jlimit_clause_opt(A) ::= JLIMIT unsigned_integer(B).                              { A = createLimitNode(pCxt, B, NULL); }

/************************************************ query_specification *************************************************/
query_specification(A) ::=
  SELECT hint_list(M) set_quantifier_opt(B) tag_mode_opt(N) select_list(C) from_clause_opt(D)
  where_clause_opt(E) partition_by_clause_opt(F) range_opt(J) every_opt(K)
  interp_fill_opt(L) twindow_clause_opt(G) group_by_clause_opt(H) having_clause_opt(I).  {
                                                                                    A = createSelectStmt(pCxt, B, C, D, M);
                                                                                    A = setSelectStmtTagMode(pCxt, A, N);
                                                                                    A = addWhereClause(pCxt, A, E);
                                                                                    A = addPartitionByClause(pCxt, A, F);
                                                                                    A = addWindowClauseClause(pCxt, A, G);
                                                                                    A = addGroupByClause(pCxt, A, H);
                                                                                    A = addHavingClause(pCxt, A, I);
                                                                                    A = addRangeClause(pCxt, A, J);
                                                                                    A = addEveryClause(pCxt, A, K);
                                                                                    A = addFillClause(pCxt, A, L);
                                                                                  }

%type hint_list                                                                   { SNodeList* }
%destructor hint_list                                                             { nodesDestroyList($$); }
hint_list(A) ::= .                                                                { A = createHintNodeList(pCxt, NULL); }
hint_list(A) ::= NK_HINT(B).                                                      { A = createHintNodeList(pCxt, &B); }

%type tag_mode_opt                                                                { bool }
%destructor tag_mode_opt                                                          { }
tag_mode_opt(A) ::= .                                                             { A = false; }
tag_mode_opt(A) ::= TAGS.                                                         { A = true; }

%type set_quantifier_opt                                                          { bool }
%destructor set_quantifier_opt                                                    { }
set_quantifier_opt(A) ::= .                                                       { A = false; }
set_quantifier_opt(A) ::= DISTINCT.                                               { A = true; }
set_quantifier_opt(A) ::= ALL.                                                    { A = false; }

%type select_list                                                                 { SNodeList* }
%destructor select_list                                                           { nodesDestroyList($$); }
select_list(A) ::= select_item(B).                                                { A = createNodeList(pCxt, B); }
select_list(A) ::= select_list(B) NK_COMMA select_item(C).                        { A = addNodeToList(pCxt, B, C); }

select_item(A) ::= NK_STAR(B).                                                    { A = createColumnNode(pCxt, NULL, &B); }
select_item(A) ::= common_expression(B).                                          { A = releaseRawExprNode(pCxt, B); }
select_item(A) ::= common_expression(B) column_alias(C).                          { A = setProjectionAlias(pCxt, releaseRawExprNode(pCxt, B), &C); }
select_item(A) ::= common_expression(B) AS column_alias(C).                       { A = setProjectionAlias(pCxt, releaseRawExprNode(pCxt, B), &C); }
select_item(A) ::= table_name(B) NK_DOT NK_STAR(C).                               { A = createColumnNode(pCxt, &B, &C); }

where_clause_opt(A) ::= .                                                         { A = NULL; }
where_clause_opt(A) ::= WHERE search_condition(B).                                { A = B; }

%type partition_by_clause_opt                                                     { SNodeList* }
%destructor partition_by_clause_opt                                               { nodesDestroyList($$); }
partition_by_clause_opt(A) ::= .                                                  { A = NULL; }
partition_by_clause_opt(A) ::= PARTITION BY partition_list(B).                    { A = B; }

%type partition_list                                                              { SNodeList* }
%destructor partition_list                                                        { nodesDestroyList($$); }
partition_list(A) ::= partition_item(B).                                          { A = createNodeList(pCxt, B); }
partition_list(A) ::= partition_list(B) NK_COMMA partition_item(C).               { A = addNodeToList(pCxt, B, C); }

partition_item(A) ::= expr_or_subquery(B).                                        { A = releaseRawExprNode(pCxt, B); }
partition_item(A) ::= expr_or_subquery(B) column_alias(C).                        { A = setProjectionAlias(pCxt, releaseRawExprNode(pCxt, B), &C); }
partition_item(A) ::= expr_or_subquery(B) AS column_alias(C).                     { A = setProjectionAlias(pCxt, releaseRawExprNode(pCxt, B), &C); }

twindow_clause_opt(A) ::= .                                                       { A = NULL; }
twindow_clause_opt(A) ::= SESSION NK_LP column_reference(B) NK_COMMA
  interval_sliding_duration_literal(C) NK_RP.                                     { A = createSessionWindowNode(pCxt, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C)); }
twindow_clause_opt(A) ::=
  STATE_WINDOW NK_LP expr_or_subquery(B) state_window_opt(C) NK_RP true_for_opt(D).     { A = createStateWindowNode(pCxt, releaseRawExprNode(pCxt, B), C, D); }
twindow_clause_opt(A) ::= INTERVAL NK_LP interval_sliding_duration_literal(B)
  NK_RP sliding_opt(C) fill_opt(D).                                               { A = createIntervalWindowNode(pCxt, releaseRawExprNode(pCxt, B), NULL, C, D); }
twindow_clause_opt(A) ::=
  INTERVAL NK_LP interval_sliding_duration_literal(B) NK_COMMA
  interval_sliding_duration_literal(C) NK_RP
  sliding_opt(D) fill_opt(E).                                                     { A = createIntervalWindowNode(pCxt, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C), D, E); }
twindow_clause_opt(A) ::=
  INTERVAL NK_LP interval_sliding_duration_literal(B) NK_COMMA
  AUTO(C) NK_RP sliding_opt(D) fill_opt(E).                                       { A = createIntervalWindowNode(pCxt, releaseRawExprNode(pCxt, B), createDurationValueNode(pCxt, &C), D, E); }
twindow_clause_opt(A) ::= EVENT_WINDOW START WITH search_condition(B)
  END WITH search_condition(C) true_for_opt(D).                                   { A = createEventWindowNode(pCxt, B, C, D); }
twindow_clause_opt(A) ::= COUNT_WINDOW NK_LP count_window_args(B) NK_RP.          { A = createCountWindowNodeFromArgs(pCxt, B); }
twindow_clause_opt(A) ::=
  ANOMALY_WINDOW NK_LP expr_or_subquery(B) NK_RP.                                 { A = createAnomalyWindowNode(pCxt, releaseRawExprNode(pCxt, B), NULL); }
twindow_clause_opt(A) ::=
  ANOMALY_WINDOW NK_LP expr_or_subquery(B) NK_COMMA NK_STRING(C) NK_RP.           { A = createAnomalyWindowNode(pCxt, releaseRawExprNode(pCxt, B), &C); }

extend_literal(A) ::= NK_INTEGER(B).                                              { A = createValueNode(pCxt, TSDB_DATA_TYPE_INT, &B); }

zeroth_literal(A) ::= signed_integer(B).                                          { A = B; }
zeroth_literal(A) ::= NK_STRING(B).                                               { A = createValueNode(pCxt, TSDB_DATA_TYPE_BINARY, &B); }
zeroth_literal(A) ::= NK_BOOL(B).                                                 { A = createValueNode(pCxt, TSDB_DATA_TYPE_BOOL, &B); }

%type state_window_opt                                                            { SNodeList* }
%destructor state_window_opt                                                      { nodesDestroyList($$); }
state_window_opt(A) ::= .                                                         { A = NULL; }
state_window_opt(A) ::= NK_COMMA extend_literal(B).                               { A = createNodeList(pCxt, B); }
state_window_opt(A) ::= NK_COMMA extend_literal(B) NK_COMMA zeroth_literal(C).    { A = addNodeToList(pCxt, createNodeList(pCxt, B), C); }

sliding_opt(A) ::= .                                                              { A = NULL; }
sliding_opt(A) ::= SLIDING NK_LP interval_sliding_duration_literal(B) NK_RP.      { A = releaseRawExprNode(pCxt, B); }

interval_sliding_duration_literal(A) ::= NK_VARIABLE(B).                          { A = createRawExprNode(pCxt, &B, createDurationValueNode(pCxt, &B)); }
interval_sliding_duration_literal(A) ::= NK_STRING(B).                            { A = createRawExprNode(pCxt, &B, createDurationValueNode(pCxt, &B)); }
interval_sliding_duration_literal(A) ::= NK_INTEGER(B).                           { A = createRawExprNode(pCxt, &B, createDurationValueNode(pCxt, &B)); }

interp_fill_opt(A) ::= .                                                          { A = NULL; }
interp_fill_opt(A) ::= fill_value(B).                                             { A = B; }
interp_fill_opt(A) ::=
  FILL NK_LP fill_position_mode_extension(B) NK_COMMA expression_list(C) NK_RP.   { A = createFillNode(pCxt, B, createNodeListNode(pCxt, C)); }
interp_fill_opt(A) ::= FILL NK_LP interp_fill_mode(B) NK_RP.                      { A = createFillNode(pCxt, B, NULL); }

fill_opt(A) ::= .                                                                 { A = NULL; }
fill_opt(A) ::= FILL NK_LP fill_mode(B) NK_RP.                                    { A = createFillNode(pCxt, B, NULL); }
fill_opt(A) ::= fill_value(B).                                                    { A = B; }

fill_value(A) ::= FILL NK_LP VALUE NK_COMMA expression_list(B) NK_RP.             { A = createFillNode(pCxt, FILL_MODE_VALUE, createNodeListNode(pCxt, B)); }
fill_value(A) ::= FILL NK_LP VALUE_F NK_COMMA expression_list(B) NK_RP.           { A = createFillNode(pCxt, FILL_MODE_VALUE_F, createNodeListNode(pCxt, B)); }

count_window_args(A) ::= NK_INTEGER(B).                                           { A = createCountWindowArgs(pCxt, &B, NULL, NULL); }
count_window_args(A) ::= NK_INTEGER(B) NK_COMMA NK_INTEGER(C).                    { A = createCountWindowArgs(pCxt, &B, &C, NULL); }
count_window_args(A) ::= NK_INTEGER(B) NK_COMMA column_name_list(D).              { A = createCountWindowArgs(pCxt, &B, NULL, D); }
count_window_args(A) ::= NK_INTEGER(B) NK_COMMA NK_INTEGER(C) NK_COMMA column_name_list(D). { A = createCountWindowArgs(pCxt, &B, &C, D); }

%type fill_mode                                                                   { EFillMode }
%destructor fill_mode                                                             { }
fill_mode(A) ::= NONE.                                                            { A = FILL_MODE_NONE; }
fill_mode(A) ::= NULL.                                                            { A = FILL_MODE_NULL; }
fill_mode(A) ::= NULL_F.                                                          { A = FILL_MODE_NULL_F; }
fill_mode(A) ::= LINEAR.                                                          { A = FILL_MODE_LINEAR; }
fill_mode(A) ::= fill_position_mode(B).                                           { A = B; }

%type fill_position_mode                                                          { EFillMode }
%destructor fill_position_mode                                                    { }
fill_position_mode(A) ::= PREV.                                                   { A = FILL_MODE_PREV; }
fill_position_mode(A) ::= NEXT.                                                   { A = FILL_MODE_NEXT; }

%type fill_position_mode_extension                                                { EFillMode }
%destructor fill_position_mode_extension                                          { }
fill_position_mode_extension(A) ::= fill_position_mode(B).                        { A = B; }
fill_position_mode_extension(A) ::= NEAR.                                         { A = FILL_MODE_NEAR; }

%type interp_fill_mode                                                            { EFillMode }
%destructor interp_fill_mode                                                      { }
interp_fill_mode(A) ::= fill_mode(B).                                             { A = B; }
interp_fill_mode(A) ::= NEAR.                                                     { A = FILL_MODE_NEAR; }

%type group_by_clause_opt                                                         { SNodeList* }
%destructor group_by_clause_opt                                                   { nodesDestroyList($$); }
group_by_clause_opt(A) ::= .                                                      { A = NULL; }
group_by_clause_opt(A) ::= GROUP BY group_by_list(B).                             { A = B; }

%type group_by_list                                                               { SNodeList* }
%destructor group_by_list                                                         { nodesDestroyList($$); }
group_by_list(A) ::= expr_or_subquery(B).                                         { A = createNodeList(pCxt, createGroupingSetNode(pCxt, releaseRawExprNode(pCxt, B))); }
group_by_list(A) ::= group_by_list(B) NK_COMMA expr_or_subquery(C).               { A = addNodeToList(pCxt, B, createGroupingSetNode(pCxt, releaseRawExprNode(pCxt, C))); }

having_clause_opt(A) ::= .                                                        { A = NULL; }
having_clause_opt(A) ::= HAVING search_condition(B).                              { A = B; }

range_opt(A) ::= .                                                                { A = NULL; }
range_opt(A) ::=
  RANGE NK_LP expr_or_subquery(B) NK_COMMA expr_or_subquery(C) NK_COMMA expr_or_subquery(D) NK_RP.              { 
                                                                                    A = createInterpTimeRange(pCxt, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C), releaseRawExprNode(pCxt, D)); }
range_opt(A) ::=
  RANGE NK_LP expr_or_subquery(B) NK_COMMA expr_or_subquery(C) NK_RP.             { A = createInterpTimeRange(pCxt, releaseRawExprNode(pCxt, B), releaseRawExprNode(pCxt, C), NULL); }
range_opt(A) ::=
  RANGE NK_LP expr_or_subquery(B) NK_RP.                                          { A = createInterpTimePoint(pCxt, releaseRawExprNode(pCxt, B)); }

every_opt(A) ::= .                                                                { A = NULL; }
every_opt(A) ::= EVERY NK_LP duration_literal(B) NK_RP.                           { A = releaseRawExprNode(pCxt, B); }

true_for_opt(A) ::= .                                                             { A = NULL; }
true_for_opt(A) ::= TRUE_FOR NK_LP interval_sliding_duration_literal(B) NK_RP.    { A = releaseRawExprNode(pCxt, B); }

/************************************************ query_expression ****************************************************/
query_expression(A) ::= query_simple(B)
  order_by_clause_opt(C) slimit_clause_opt(D) limit_clause_opt(E).                {
                                                                                    A = addOrderByClause(pCxt, B, C);
                                                                                    A = addSlimitClause(pCxt, A, D);
                                                                                    A = addLimitClause(pCxt, A, E);
                                                                                  }

query_simple(A) ::= query_specification(B).                                       { A = B; }
query_simple(A) ::= union_query_expression(B).                                    { A = B; }

union_query_expression(A) ::=
  query_simple_or_subquery(B) UNION ALL query_simple_or_subquery(C).              { A = createSetOperator(pCxt, SET_OP_TYPE_UNION_ALL, B, C); }
union_query_expression(A) ::=
  query_simple_or_subquery(B) UNION query_simple_or_subquery(C).                  { A = createSetOperator(pCxt, SET_OP_TYPE_UNION, B, C); }

query_simple_or_subquery(A) ::= query_simple(B).                                  { A = B; }
query_simple_or_subquery(A) ::= subquery(B).                                      { A = releaseRawExprNode(pCxt, B); }

query_or_subquery(A) ::= query_expression(B).                                     { A = B; }
query_or_subquery(A) ::= subquery(B).                                             { A = releaseRawExprNode(pCxt, B); }

%type order_by_clause_opt                                                         { SNodeList* }
%destructor order_by_clause_opt                                                   { nodesDestroyList($$); }
order_by_clause_opt(A) ::= .                                                      { A = NULL; }
order_by_clause_opt(A) ::= ORDER BY sort_specification_list(B).                   { A = B; }

slimit_clause_opt(A) ::= .                                                        { A = NULL; }
slimit_clause_opt(A) ::= SLIMIT unsigned_integer(B).                              { A = createLimitNode(pCxt, B, NULL); }
slimit_clause_opt(A) ::= SLIMIT unsigned_integer(B) SOFFSET unsigned_integer(C).  { A = createLimitNode(pCxt, B, C); }
slimit_clause_opt(A) ::= SLIMIT unsigned_integer(C) NK_COMMA unsigned_integer(B). { A = createLimitNode(pCxt, B, C); }

limit_clause_opt(A) ::= .                                                         { A = NULL; }
limit_clause_opt(A) ::= LIMIT unsigned_integer(B).                                { A = createLimitNode(pCxt, B, NULL); }
limit_clause_opt(A) ::= LIMIT unsigned_integer(B) OFFSET unsigned_integer(C).     { A = createLimitNode(pCxt, B, C); }
limit_clause_opt(A) ::= LIMIT unsigned_integer(C) NK_COMMA unsigned_integer(B).   { A = createLimitNode(pCxt, B, C); }

/************************************************ subquery ************************************************************/
subquery(A) ::= NK_LP(B) query_expression(C) NK_RP(D).                            { A = createRawExprNodeExt(pCxt, &B, &D, C); }
subquery(A) ::= NK_LP(B) subquery(C) NK_RP(D).                                    { A = createRawExprNodeExt(pCxt, &B, &D, releaseRawExprNode(pCxt, C)); }

/************************************************ search_condition ****************************************************/
search_condition(A) ::= common_expression(B).                                     { A = releaseRawExprNode(pCxt, B); }

/************************************************ sort_specification_list *********************************************/
%type sort_specification_list                                                     { SNodeList* }
%destructor sort_specification_list                                               { nodesDestroyList($$); }
sort_specification_list(A) ::= sort_specification(B).                             { A = createNodeList(pCxt, B); }
sort_specification_list(A) ::=
  sort_specification_list(B) NK_COMMA sort_specification(C).                      { A = addNodeToList(pCxt, B, C); }

sort_specification(A) ::=
  expr_or_subquery(B) ordering_specification_opt(C) null_ordering_opt(D).         { A = createOrderByExprNode(pCxt, releaseRawExprNode(pCxt, B), C, D); }

%type ordering_specification_opt EOrder
%destructor ordering_specification_opt                                            { }
ordering_specification_opt(A) ::= .                                               { A = ORDER_ASC; }
ordering_specification_opt(A) ::= ASC.                                            { A = ORDER_ASC; }
ordering_specification_opt(A) ::= DESC.                                           { A = ORDER_DESC; }

%type null_ordering_opt ENullOrder
%destructor null_ordering_opt                                                     { }
null_ordering_opt(A) ::= .                                                        { A = NULL_ORDER_DEFAULT; }
null_ordering_opt(A) ::= NULLS FIRST.                                             { A = NULL_ORDER_FIRST; }
null_ordering_opt(A) ::= NULLS LAST.                                              { A = NULL_ORDER_LAST; }

%fallback ABORT AFTER ATTACH BEFORE BEGIN BITAND BITNOT BITOR BLOCKS CHANGE COMMA CONCAT CONFLICT COPY DEFERRED DELIMITERS DETACH DIVIDE DOT EACH END FAIL
  FILE FOR GLOB ID IMMEDIATE IMPORT INITIALLY INSTEAD ISNULL KEY MODULES NK_BITNOT NK_SEMI NOTNULL OF PLUS PRIVILEGE RAISE RESTRICT ROW SEMI STAR STATEMENT
  STRICT STRING TIMES VALUES VARIABLE VIEW WAL.

column_options(A) ::= .                                                           { A = createDefaultColumnOptions(pCxt); }
column_options(A) ::= column_options(B) PRIMARY KEY.                              { A = setColumnOptionsPK(pCxt, B); }
column_options(A) ::= column_options(B) COMPOSITE KEY.                            { A = setColumnOptionsPK(pCxt, B); }
column_options(A) ::= column_options(B) NK_ID(C) NK_STRING(D).                    { A = setColumnOptions(pCxt, B, &C, &D); }
column_options(A) ::= column_options(B) FROM column_ref(C).                       { A = setColumnReference(pCxt, B, C); }

column_ref(A) ::= column_name_triplet(B).                                            { A = createColumnRefNodeByName(pCxt, B); }

%type column_name_triplet                                                            { STokenTriplet* }
%destructor column_name_triplet                                                      { }
column_name_triplet(A) ::= NK_ID(B).                                                 { A = createTokenTriplet(pCxt, B); }
column_name_triplet(A) ::= column_name_triplet(B) NK_DOT NK_ID(C).                   { A = setColumnName(pCxt, B, C); }

taosdata / TDengine / #4908

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