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[TD-5833]<fix> fix 1 column error when create table use select _c0 from..

This commit is contained in:
wangmm0220 2021-08-05 19:19:07 +08:00
parent 4af2ab3d1d
commit 8da778c505
1 changed files with 5 additions and 0 deletions
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5
src/client/src/tscSQLParser.c
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@ -7557,6 +7557,7 @@ int32_t doCheckForStream(SSqlObj* pSql, SSqlInfo* pInfo) {
const char* msg7 = "time interval is required"; const char* msg7 = "time interval is required";
const char* msg8 = "the first column should be primary timestamp column"; const char* msg8 = "the first column should be primary timestamp column";
const char* msg9 = "Continuous query do not support sub query"; const char* msg9 = "Continuous query do not support sub query";
const char* msg10 = "illegal number of columns";
SSqlCmd* pCmd = &pSql->cmd; SSqlCmd* pCmd = &pSql->cmd;
SQueryInfo* pQueryInfo = tscGetQueryInfo(pCmd); SQueryInfo* pQueryInfo = tscGetQueryInfo(pCmd);
@ -7598,6 +7599,10 @@ int32_t doCheckForStream(SSqlObj* pSql, SSqlInfo* pInfo) {
return code; return code;
} }
if (taosArrayGetSize(pSqlNode->pSelNodeList) <= 1) {
return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg10);
}
if (validateSelectNodeList(&pSql->cmd, pQueryInfo, pSqlNode->pSelNodeList, false, false, false) != TSDB_CODE_SUCCESS) { if (validateSelectNodeList(&pSql->cmd, pQueryInfo, pSqlNode->pSelNodeList, false, false, false) != TSDB_CODE_SUCCESS) {
return TSDB_CODE_TSC_INVALID_OPERATION; return TSDB_CODE_TSC_INVALID_OPERATION;
} }