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taosdata / TDengine / #4937

23 Jan 2026 09:40AM UTC coverage: 66.794% (+0.05%) from 66.746%
#4937

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fix: case failuer caused by the modification of the error description (#34391)

204171 of 305671 relevant lines covered (66.79%)

127025939.33 hits per line

Source File
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74.8
/source/dnode/mnode/impl/src/mndQuery.c
1
/*
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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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 */
15

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#include "mndQuery.h"
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#include "executor.h"
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#include "mndMnode.h"
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#include "qworker.h"
20

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int32_t mndPreProcessQueryMsg(SRpcMsg *pMsg, int32_t* qType) {
4,743,302✔
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  SMnode *pMnode = pMsg->info.node;
4,743,302✔
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  if (TDMT_SCH_QUERY != pMsg->msgType && TDMT_SCH_MERGE_QUERY != pMsg->msgType) {
4,743,302✔
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    return 0;
×
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  }
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  return qWorkerPreprocessQueryMsg(pMnode->pQuery, pMsg, false, qType);
4,743,302✔
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}
29

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void mndPostProcessQueryMsg(SRpcMsg *pMsg) {
3,112,483✔
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  if (TDMT_SCH_QUERY != pMsg->msgType && TDMT_SCH_MERGE_QUERY != pMsg->msgType) return;
3,112,483✔
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  SMnode *pMnode = pMsg->info.node;
165✔
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  (void)qWorkerAbortPreprocessQueryMsg(pMnode->pQuery, pMsg);
×
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}
35

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int32_t mndProcessQueryMsg(SRpcMsg *pMsg, SQueueInfo *pInfo) {
17,965,060✔
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  int32_t code = -1;
17,965,060✔
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  SMnode *pMnode = pMsg->info.node;
17,965,060✔
39

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  SReadHandle handle = {0};
17,965,060✔
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  handle =  (SReadHandle){.mnd = pMnode, .pMsgCb = &pMnode->msgCb, .pWorkerCb = pInfo->workerCb};
17,965,060✔
42

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  mTrace("msg:%p, in query queue is processing", pMsg);
17,963,872✔
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  switch (pMsg->msgType) {
17,963,872✔
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    case TDMT_SCH_QUERY:
4,743,302✔
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    case TDMT_SCH_MERGE_QUERY:
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      code = qWorkerProcessQueryMsg(&handle, pMnode->pQuery, pMsg, 0);
4,743,302✔
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      break;
4,743,302✔
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    case TDMT_SCH_QUERY_CONTINUE:
266✔
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      code = qWorkerProcessCQueryMsg(&handle, pMnode->pQuery, pMsg, 0);
266✔
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      break;
266✔
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    case TDMT_SCH_FETCH:
4,574,930✔
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    case TDMT_SCH_MERGE_FETCH:
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      code = qWorkerProcessFetchMsg(pMnode, pMnode->pQuery, pMsg, 0);
4,574,930✔
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      break;
4,574,930✔
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    case TDMT_SCH_DROP_TASK:
4,727,497✔
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      code = qWorkerProcessDropMsg(pMnode, pMnode->pQuery, pMsg, 0);
4,727,497✔
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      break;
4,727,497✔
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    case TDMT_SCH_QUERY_HEARTBEAT:
3,919,230✔
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      code = qWorkerProcessHbMsg(pMnode, pMnode->pQuery, pMsg, 0);
3,919,230✔
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      break;
3,919,230✔
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    case TDMT_SCH_TASK_NOTIFY:
×
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      code = qWorkerProcessNotifyMsg(pMnode, pMnode->pQuery, pMsg, 0);
×
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      break;
×
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    default:
×
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      terrno = TSDB_CODE_APP_ERROR;
×
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      mError("unknown msg type:%d in query queue", pMsg->msgType);
×
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  }
69

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  if (code == 0) code = TSDB_CODE_ACTION_IN_PROGRESS;
17,965,225✔
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  return code;
17,965,225✔
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}
73

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static FORCE_INLINE void mnodeFreeSBatchRspMsg(void *p) {
63,890,742✔
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  if (NULL == p) {
63,890,742✔
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    return;
×
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  }
78

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  SBatchRspMsg *pRsp = (SBatchRspMsg *)p;
63,890,742✔
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  rpcFreeCont(pRsp->msg);
63,890,742✔
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}
82

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int32_t mndProcessBatchMetaMsg(SRpcMsg *pMsg) {
31,998,181✔
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  int32_t      code = 0;
31,998,181✔
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  int32_t      rspSize = 0;
31,998,181✔
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  SBatchReq    batchReq = {0};
31,998,181✔
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  SBatchMsg    req = {0};
31,999,378✔
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  SBatchRspMsg rsp = {0};
31,999,378✔
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  SBatchRsp    batchRsp = {0};
31,997,571✔
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  SRpcMsg      reqMsg = *pMsg;
31,996,199✔
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  void        *pRsp = NULL;
31,996,885✔
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  SMnode      *pMnode = pMsg->info.node;
31,996,885✔
93

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  if ((code = tDeserializeSBatchReq(pMsg->pCont, pMsg->contLen, &batchReq)) != 0) {
31,998,867✔
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    code = TSDB_CODE_OUT_OF_MEMORY;
×
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    mError("tDeserializeSBatchReq failed");
×
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    goto _exit;
×
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  }
99

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  int32_t msgNum = taosArrayGetSize(batchReq.pMsgs);
31,998,181✔
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  if (msgNum >= MAX_META_MSG_IN_BATCH) {
31,997,692✔
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    code = TSDB_CODE_INVALID_MSG;
×
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    mError("too many msgs %d in mnode batch meta req", msgNum);
×
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    goto _exit;
×
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  }
106

107
  batchRsp.pRsps = taosArrayInit(msgNum, sizeof(SBatchRspMsg));
31,997,692✔
108
  if (NULL == batchRsp.pRsps) {
31,996,970✔
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    code = terrno;
×
110
    goto _exit;
×
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  }
112

113
  for (int32_t i = 0; i < msgNum; ++i) {
95,888,694✔
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    SBatchMsg *req = taosArrayGet(batchReq.pMsgs, i);
63,888,017✔
115

116
    reqMsg.msgType = req->msgType;
63,890,626✔
117
    reqMsg.pCont = req->msg;
63,890,892✔
118
    reqMsg.contLen = req->msgLen;
63,889,013✔
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    reqMsg.info.rsp = NULL;
63,890,282✔
120
    reqMsg.info.rspLen = 0;
63,890,282✔
121

122
    MndMsgFp fp = pMnode->msgFp[TMSG_INDEX(req->msgType)];
63,890,282✔
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    if (fp == NULL) {
63,889,754✔
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      mError("msg:%p, failed to get msg handle, app:%p type:%s", pMsg, pMsg->info.ahandle, TMSG_INFO(pMsg->msgType));
×
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      code = TSDB_CODE_MSG_NOT_PROCESSED;
×
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      taosArrayDestroy(batchRsp.pRsps);
×
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      return -1;
×
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    }
129

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    if ((*fp)(&reqMsg)) {
63,889,754✔
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      rsp.rspCode = terrno;
19,697,195✔
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    } else {
133
      rsp.rspCode = 0;
44,192,074✔
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    }
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    rsp.msgIdx = req->msgIdx;
63,889,900✔
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    rsp.reqType = reqMsg.msgType;
63,890,166✔
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    rsp.msgLen = reqMsg.info.rspLen;
63,890,166✔
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    rsp.msg = reqMsg.info.rsp;
63,890,166✔
139

140
    if (taosArrayPush(batchRsp.pRsps, &rsp) == NULL) {
127,782,225✔
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      mError("msg:%p, failed to put array since %s, app:%p type:%s", pMsg, terrstr(), pMsg->info.ahandle,
×
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             TMSG_INFO(pMsg->msgType));
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    }
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  }
145

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  rspSize = tSerializeSBatchRsp(NULL, 0, &batchRsp);
32,000,677✔
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  if (rspSize < 0) {
32,001,016✔
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    code = TSDB_CODE_OUT_OF_MEMORY;
×
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    goto _exit;
×
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  }
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  pRsp = rpcMallocCont(rspSize);
32,001,016✔
152
  if (pRsp == NULL) {
32,000,330✔
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    code = terrno;
×
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    goto _exit;
×
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  }
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  if (tSerializeSBatchRsp(pRsp, rspSize, &batchRsp) < 0) {
32,000,330✔
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    code = TSDB_CODE_OUT_OF_MEMORY;
×
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    goto _exit;
×
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  }
160

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_exit:
31,999,699✔
162

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  pMsg->info.rsp = pRsp;
32,000,330✔
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  pMsg->info.rspLen = rspSize;
32,000,330✔
165

166
  if (code) {
32,001,016✔
167
    mError("mnd get batch meta failed cause of %s", tstrerror(code));
×
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  }
169

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  taosArrayDestroyEx(batchReq.pMsgs, tFreeSBatchReqMsg);
32,001,016✔
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  taosArrayDestroyEx(batchRsp.pRsps, mnodeFreeSBatchRspMsg);
31,999,699✔
172

173
  TAOS_RETURN(code);
32,000,385✔
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}
175

176
int32_t mndInitQuery(SMnode *pMnode) {
399,136✔
177
  if (qWorkerInit(NODE_TYPE_MNODE, MNODE_HANDLE, (void **)&pMnode->pQuery, &pMnode->msgCb) != 0) {
399,136✔
178
    mError("failed to init qworker in mnode since %s", terrstr());
×
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    return -1;
×
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  }
181

182
  mndSetMsgHandleExt(pMnode, TDMT_SCH_QUERY, mndProcessQueryMsg);
399,136✔
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  mndSetMsgHandleExt(pMnode, TDMT_SCH_MERGE_QUERY, mndProcessQueryMsg);
399,136✔
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  mndSetMsgHandleExt(pMnode, TDMT_SCH_QUERY_CONTINUE, mndProcessQueryMsg);
399,136✔
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  mndSetMsgHandleExt(pMnode, TDMT_SCH_FETCH, mndProcessQueryMsg);
399,136✔
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  mndSetMsgHandleExt(pMnode, TDMT_SCH_MERGE_FETCH, mndProcessQueryMsg);
399,136✔
187
  mndSetMsgHandleExt(pMnode, TDMT_SCH_TASK_NOTIFY, mndProcessQueryMsg);
399,136✔
188
  mndSetMsgHandleExt(pMnode, TDMT_SCH_DROP_TASK, mndProcessQueryMsg);
399,136✔
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  mndSetMsgHandleExt(pMnode, TDMT_SCH_QUERY_HEARTBEAT, mndProcessQueryMsg);
399,136✔
190
  mndSetMsgHandle(pMnode, TDMT_MND_BATCH_META, mndProcessBatchMetaMsg);
399,136✔
191

192
  return 0;
399,136✔
193
}
194

195
void mndCleanupQuery(SMnode *pMnode) { qWorkerDestroy((void **)&pMnode->pQuery); }
399,076✔
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