From f8c13734d6bd9438a78bc677e717d14170e79418 Mon Sep 17 00:00:00 2001
From: tickduan <417921451@qq.com>
Date: Mon, 7 Jun 2021 15:18:13 +0800
Subject: [PATCH]  fix merge to develop conflict

---
 src/client/src/tscSQLParser.c | 22 +++++-----------------
 1 file changed, 5 insertions(+), 17 deletions(-)

diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index 363bb41085..a5b1675170 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -6674,9 +6674,8 @@ int32_t doCheckForStream(SSqlObj* pSql, SSqlInfo* pInfo) {
   const char* msg5 = "sql too long";  // todo ADD support
   const char* msg6 = "from missing in subclause";
   const char* msg7 = "time interval is required";
-  const char* msg8 = "query column is required";
-  const char* msg9 = "the first column must be timestamp type";
-  
+  const char* msg8 = "the first column should be primary timestamp column";
+
   SSqlCmd*    pCmd = &pSql->cmd;
   SQueryInfo* pQueryInfo = tscGetQueryInfoDetail(pCmd, 0);
   assert(pQueryInfo->numOfTables == 1);
@@ -6733,26 +6732,15 @@ int32_t doCheckForStream(SSqlObj* pSql, SSqlInfo* pInfo) {
     return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg2);
   }
 
-  // project query primary column must be timestamp type
   if (tscIsProjectionQuery(pQueryInfo)) {
-    size_t size = tscSqlExprNumOfExprs(pQueryInfo);
-    // check zero
-    if(size == 0) {
-      return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg8);
-    }
-
-    // check primary column is timestamp
-    SSqlExpr* pSqlExpr = tscSqlExprGet(pQueryInfo, 0);
-    if(pSqlExpr == NULL) {
+    SExprInfo* pExpr = tscExprGet(pQueryInfo, 0);
+    if (pExpr->base.colInfo.colId != PRIMARYKEY_TIMESTAMP_COL_INDEX) {
       return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg8);
     }
-    if( pSqlExpr->colInfo.colId != PRIMARYKEY_TIMESTAMP_COL_INDEX) {
-      return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg9);
-    }
   } else {
     if (pQueryInfo->interval.interval == 0) {
       return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg7);
-    }    
+    }
   }
 
   // set the created table[stream] name
-- 
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