From 8da778c5050e366a31a6fe5fcb4ce0c36a025180 Mon Sep 17 00:00:00 2001 From: wangmm0220 Date: Thu, 5 Aug 2021 19:19:07 +0800 Subject: [PATCH] [TD-5833] fix 1 column error when create table use select _c0 from.. --- src/client/src/tscSQLParser.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c index f534140be9..4154335bb4 100644 --- a/src/client/src/tscSQLParser.c +++ b/src/client/src/tscSQLParser.c @@ -7557,6 +7557,7 @@ int32_t doCheckForStream(SSqlObj* pSql, SSqlInfo* pInfo) { const char* msg7 = "time interval is required"; const char* msg8 = "the first column should be primary timestamp column"; const char* msg9 = "Continuous query do not support sub query"; + const char* msg10 = "illegal number of columns"; SSqlCmd* pCmd = &pSql->cmd; SQueryInfo* pQueryInfo = tscGetQueryInfo(pCmd); @@ -7598,6 +7599,10 @@ int32_t doCheckForStream(SSqlObj* pSql, SSqlInfo* pInfo) { 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) { return TSDB_CODE_TSC_INVALID_OPERATION; } -- GitLab