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taosdata / TDengine / #3831

02 Apr 2025 01:14AM UTC coverage: 34.081% (-0.02%) from 34.097%
#3831

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travis-ci

happyguoxy
test:alter gcda dir

148596 of 599532 branches covered (24.79%)

Branch coverage included in aggregate %.

222550 of 489473 relevant lines covered (45.47%)

1589752.67 hits per line

Source File
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71.3
/source/libs/executor/src/querytask.c
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/*
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 * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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 *
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 * This program is free software: you can use, redistribute, and/or modify
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 * it under the terms of the GNU Affero General Public License, version 3
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 * or later ("AGPL"), as published by the Free Software Foundation.
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 *
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 * This program is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.
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 *
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 * You should have received a copy of the GNU Affero General Public License
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 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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 */
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#include "filter.h"
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#include "function.h"
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#include "functionMgt.h"
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#include "os.h"
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#include "querynodes.h"
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#include "tfill.h"
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#include "tname.h"
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#include "tdatablock.h"
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#include "tmsg.h"
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#include "executorInt.h"
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#include "index.h"
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#include "operator.h"
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#include "query.h"
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#include "querytask.h"
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#include "storageapi.h"
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#include "thash.h"
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#include "ttypes.h"
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#define CLEAR_QUERY_STATUS(q, st) ((q)->status &= (~(st)))
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int32_t doCreateTask(uint64_t queryId, uint64_t taskId, int32_t vgId, EOPTR_EXEC_MODEL model, SStorageAPI* pAPI,
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                     SExecTaskInfo** pTaskInfo) {
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  if (pTaskInfo == NULL) {
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    return TSDB_CODE_SUCCESS;
×
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  }
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  SExecTaskInfo* p = taosMemoryCalloc(1, sizeof(SExecTaskInfo));
7,524!
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  if (p == NULL) {
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    return terrno;
×
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  }
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  setTaskStatus(p, TASK_NOT_COMPLETED);
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  p->cost.created = taosGetTimestampUs();
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  p->execModel = model;
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  p->stopInfo.pStopInfo = taosArrayInit(4, sizeof(SExchangeOpStopInfo));
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  p->pResultBlockList = taosArrayInit(128, POINTER_BYTES);
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  if (p->stopInfo.pStopInfo == NULL || p->pResultBlockList == NULL) {
7,524!
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    doDestroyTask(p);
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    return terrno;
×
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  }
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  p->storageAPI = *pAPI;
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  taosInitRWLatch(&p->lock);
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  p->id.vgId = vgId;
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  p->id.queryId = queryId;
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  p->id.taskId = taskId;
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  p->id.str = taosMemoryMalloc(64);
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  if (p->id.str == NULL) {
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    doDestroyTask(p);
×
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    return terrno;
×
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  }
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  buildTaskId(taskId, queryId, p->id.str);
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  p->schemaInfos = taosArrayInit(1, sizeof(SSchemaInfo));
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  if (p->id.str == NULL || p->schemaInfos == NULL) {
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    doDestroyTask(p);
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    return terrno;
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  }
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  *pTaskInfo = p;
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  return TSDB_CODE_SUCCESS;
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}
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bool isTaskKilled(void* pTaskInfo) { return (0 != ((SExecTaskInfo*)pTaskInfo)->code); }
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void setTaskKilled(SExecTaskInfo* pTaskInfo, int32_t rspCode) {
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  pTaskInfo->code = rspCode;
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  (void)stopTableScanOperator(pTaskInfo->pRoot, pTaskInfo->id.str, &pTaskInfo->storageAPI);
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}
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void setTaskStatus(SExecTaskInfo* pTaskInfo, int8_t status) {
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  if (status == TASK_NOT_COMPLETED) {
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    pTaskInfo->status = status;
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  } else {
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    // QUERY_NOT_COMPLETED is not compatible with any other status, so clear its position first
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    CLEAR_QUERY_STATUS(pTaskInfo, TASK_NOT_COMPLETED);
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    pTaskInfo->status |= status;
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  }
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}
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int32_t createExecTaskInfo(SSubplan* pPlan, SExecTaskInfo** pTaskInfo, SReadHandle* pHandle, uint64_t taskId,
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                           int32_t vgId, char* sql, EOPTR_EXEC_MODEL model) {
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  int32_t code = doCreateTask(pPlan->id.queryId, taskId, vgId, model, &pHandle->api, pTaskInfo);
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  if (*pTaskInfo == NULL || code != 0) {
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    nodesDestroyNode((SNode*)pPlan);
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    return code;
×
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  }
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  if (pHandle) {
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    if (pHandle->pStateBackend) {
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      (*pTaskInfo)->streamInfo.pState = pHandle->pStateBackend;
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      (*pTaskInfo)->streamInfo.pOtherState = pHandle->pOtherBackend;
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    }
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  }
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  if (NULL != sql) {
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    (*pTaskInfo)->sql = taosStrdup(sql);
7,296!
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    if (NULL == (*pTaskInfo)->sql) {
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      code = terrno;
×
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      nodesDestroyNode((SNode*)pPlan);
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      doDestroyTask(*pTaskInfo);
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      (*pTaskInfo) = NULL;
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      return code;
×
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    }
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  }
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  (*pTaskInfo)->pSubplan = pPlan;
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  (*pTaskInfo)->pWorkerCb = pHandle->pWorkerCb;
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  code = createOperator(pPlan->pNode, *pTaskInfo, pHandle, pPlan->pTagCond, pPlan->pTagIndexCond, pPlan->user,
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                        pPlan->dbFName, &((*pTaskInfo)->pRoot), model);
7,518✔
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  if (NULL == (*pTaskInfo)->pRoot || code != 0) {
7,512!
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    doDestroyTask(*pTaskInfo);
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    (*pTaskInfo) = NULL;
×
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  }
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  return code;
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}
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void cleanupQueriedTableScanInfo(void* p) {
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  SSchemaInfo* pSchemaInfo = p;
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  taosMemoryFreeClear(pSchemaInfo->dbname);
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  taosMemoryFreeClear(pSchemaInfo->tablename);
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  tDeleteSchemaWrapper(pSchemaInfo->sw);
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  tDeleteSchemaWrapper(pSchemaInfo->qsw);
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}
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int32_t initQueriedTableSchemaInfo(SReadHandle* pHandle, SScanPhysiNode* pScanNode, const char* dbName,
4,989✔
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                                   SExecTaskInfo* pTaskInfo) {
149
  SMetaReader mr = {0};
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  if (pHandle == NULL) {
4,989!
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    return TSDB_CODE_INVALID_PARA;
×
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  }
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154
  SStorageAPI* pAPI = &pTaskInfo->storageAPI;
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  pAPI->metaReaderFn.initReader(&mr, pHandle->vnode, META_READER_LOCK, &pAPI->metaFn);
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  int32_t code = pAPI->metaReaderFn.getEntryGetUidCache(&mr, pScanNode->uid);
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  if (code != TSDB_CODE_SUCCESS) {
4,971!
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    qError("failed to get the table meta, uid:0x%" PRIx64 ", suid:0x%" PRIx64 ", %s", pScanNode->uid, pScanNode->suid,
×
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           GET_TASKID(pTaskInfo));
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    pAPI->metaReaderFn.clearReader(&mr);
×
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    return code;
×
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  }
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  SSchemaInfo schemaInfo = {0};
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  schemaInfo.tablename = taosStrdup(mr.me.name);
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  schemaInfo.dbname = taosStrdup(dbName);
4,986!
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  if (schemaInfo.tablename == NULL || schemaInfo.dbname == NULL) {
4,989!
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    pAPI->metaReaderFn.clearReader(&mr);
×
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    cleanupQueriedTableScanInfo(&schemaInfo);
×
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    return terrno;
×
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  }
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  if (mr.me.type == TSDB_SUPER_TABLE) {
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    schemaInfo.sw = tCloneSSchemaWrapper(&mr.me.stbEntry.schemaRow);
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    schemaInfo.tversion = mr.me.stbEntry.schemaTag.version;
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  } else if (mr.me.type == TSDB_CHILD_TABLE || mr.me.type == TSDB_VIRTUAL_CHILD_TABLE) {
1,461!
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    tDecoderClear(&mr.coder);
573✔
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    tb_uid_t suid = mr.me.ctbEntry.suid;
573✔
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    code = pAPI->metaReaderFn.getEntryGetUidCache(&mr, suid);
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    if (code != TSDB_CODE_SUCCESS) {
573!
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      pAPI->metaReaderFn.clearReader(&mr);
×
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      cleanupQueriedTableScanInfo(&schemaInfo);
×
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      return code;
×
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    }
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190
    schemaInfo.sw = tCloneSSchemaWrapper(&mr.me.stbEntry.schemaRow);
573✔
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    schemaInfo.tversion = mr.me.stbEntry.schemaTag.version;
573✔
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  } else {
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    schemaInfo.sw = tCloneSSchemaWrapper(&mr.me.ntbEntry.schemaRow);
888✔
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  }
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  pAPI->metaReaderFn.clearReader(&mr);
4,983✔
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198
  if (schemaInfo.sw == NULL) {
4,986!
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    cleanupQueriedTableScanInfo(&schemaInfo);
×
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    return terrno;
×
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  }
202

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  schemaInfo.qsw = extractQueriedColumnSchema(pScanNode);
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  if (schemaInfo.qsw == NULL) {
4,989!
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    cleanupQueriedTableScanInfo(&schemaInfo);
×
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    return terrno;
×
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  }
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209
  void* p = taosArrayPush(pTaskInfo->schemaInfos, &schemaInfo);
4,989✔
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  if (p == NULL) {
4,989!
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    cleanupQueriedTableScanInfo(&schemaInfo);
×
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    return terrno;
×
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  }
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215
  return code;
4,989✔
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}
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SSchemaWrapper* extractQueriedColumnSchema(SScanPhysiNode* pScanNode) {
4,986✔
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  int32_t numOfCols = LIST_LENGTH(pScanNode->pScanCols);
4,986!
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  int32_t numOfTags = LIST_LENGTH(pScanNode->pScanPseudoCols);
4,986✔
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  SSchemaWrapper* pqSw = taosMemoryCalloc(1, sizeof(SSchemaWrapper));
4,986!
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  if (pqSw == NULL) {
4,983!
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    return NULL;
×
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  }
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227
  pqSw->pSchema = taosMemoryCalloc(numOfCols + numOfTags, sizeof(SSchema));
4,983!
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  if (pqSw->pSchema == NULL) {
4,983!
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    taosMemoryFree(pqSw);
×
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    return NULL;
×
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  }
232

233
  for (int32_t i = 0; i < numOfCols; ++i) {
20,091✔
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    STargetNode* pNode = (STargetNode*)nodesListGetNode(pScanNode->pScanCols, i);
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    SColumnNode* pColNode = (SColumnNode*)pNode->pExpr;
15,108✔
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    SSchema* pSchema = &pqSw->pSchema[pqSw->nCols++];
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    pSchema->colId = pColNode->colId;
15,108✔
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    pSchema->type = pColNode->node.resType.type;
15,108✔
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    pSchema->bytes = pColNode->node.resType.bytes;
15,108✔
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    tstrncpy(pSchema->name, pColNode->colName, tListLen(pSchema->name));
15,108✔
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  }
243

244
  // this the tags and pseudo function columns, we only keep the tag columns
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  for (int32_t i = 0; i < numOfTags; ++i) {
8,496✔
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    STargetNode* pNode = (STargetNode*)nodesListGetNode(pScanNode->pScanPseudoCols, i);
3,513✔
247

248
    int32_t type = nodeType(pNode->pExpr);
3,513✔
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    if (type == QUERY_NODE_COLUMN) {
3,513✔
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      SColumnNode* pColNode = (SColumnNode*)pNode->pExpr;
3,411✔
251

252
      SSchema* pSchema = &pqSw->pSchema[pqSw->nCols++];
3,411✔
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      pSchema->colId = pColNode->colId;
3,411✔
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      pSchema->type = pColNode->node.resType.type;
3,411✔
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      pSchema->bytes = pColNode->node.resType.bytes;
3,411✔
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      tstrncpy(pSchema->name, pColNode->colName, tListLen(pSchema->name));
3,411✔
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    }
258
  }
259

260
  return pqSw;
4,983✔
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}
262

263
static void cleanupStreamInfo(SStreamTaskInfo* pStreamInfo) {
7,527✔
264
  tDeleteSchemaWrapper(pStreamInfo->schema);
7,527!
265
  tOffsetDestroy(&pStreamInfo->currentOffset);
7,527✔
266
  tDeleteSchemaWrapper(pStreamInfo->notifyResultSchema);
7,527!
267
  taosMemoryFree(pStreamInfo->stbFullName);
7,524!
268
}
7,527✔
269

270
static void freeBlock(void* pParam) {
7,086✔
271
  SSDataBlock* pBlock = *(SSDataBlock**)pParam;
7,086✔
272
  blockDataDestroy(pBlock);
7,086✔
273
}
7,089✔
274

275
void doDestroyTask(SExecTaskInfo* pTaskInfo) {
7,527✔
276
  qDebug("%s execTask is freed", GET_TASKID(pTaskInfo));
7,527✔
277
  destroyOperator(pTaskInfo->pRoot);
7,527✔
278
  pTaskInfo->pRoot = NULL;
7,527✔
279

280
  taosArrayDestroyEx(pTaskInfo->schemaInfos, cleanupQueriedTableScanInfo);
7,527✔
281
  cleanupStreamInfo(&pTaskInfo->streamInfo);
7,527✔
282

283
  if (!pTaskInfo->localFetch.localExec) {
7,527!
284
    nodesDestroyNode((SNode*)pTaskInfo->pSubplan);
7,527✔
285
    pTaskInfo->pSubplan = NULL;
7,524✔
286
  }
287

288
  taosArrayDestroyEx(pTaskInfo->pResultBlockList, freeBlock);
7,524✔
289
  taosArrayDestroy(pTaskInfo->stopInfo.pStopInfo);
7,524✔
290
  taosMemoryFreeClear(pTaskInfo->sql);
7,524!
291
  taosMemoryFreeClear(pTaskInfo->id.str);
7,527!
292
  taosMemoryFreeClear(pTaskInfo);
7,527!
293
}
7,527✔
294

295
void buildTaskId(uint64_t taskId, uint64_t queryId, char* dst) {
29,376✔
296
  char* p = dst;
29,376✔
297

298
  int32_t offset = 6;
29,376✔
299
  memcpy(p, "TID:0x", offset);
29,376✔
300
  offset += tintToHex(taskId, &p[offset]);
29,376✔
301

302
  memcpy(&p[offset], " QID:0x", 7);
29,382✔
303
  offset += 7;
29,382✔
304
  offset += tintToHex(queryId, &p[offset]);
29,382✔
305

306
  p[offset] = 0;
29,382✔
307
}
29,382✔
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