Merge pull request #21691 from taosdata/szhou/fix-td24705

fix: select * from information_schema.ins_columns can not complete
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dapan1121 2023-06-12 09:33:04 +08:00 committed by GitHub
commit a033cacd76
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1 changed files with 8 additions and 2 deletions

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@ -3159,8 +3159,14 @@ static int32_t mndRetrieveStbCol(SRpcMsg *pReq, SShowObj *pShow, SSDataBlock *pB
SSdb *pSdb = pMnode->pSdb;
SStbObj *pStb = NULL;
int32_t numOfRows = buildSysDbColsInfo(pBlock, pShow->db, pShow->filterTb);
int32_t numOfRows = 0;
if (!pShow->sysDbRsp) {
numOfRows = buildSysDbColsInfo(pBlock, pShow->db, pShow->filterTb);
mDebug("mndRetrieveStbCol get system table cols, rows:%d, db:%s", numOfRows, pShow->db);
pShow->sysDbRsp = true;
}
SDbObj *pDb = NULL;
if (strlen(pShow->db) > 0) {
pDb = mndAcquireDb(pMnode, pShow->db);