diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index 3d05433ae7099f30ea24d0b81c879b250ce7f231..866ecb39277f4003b8ac66b54fbdaf2be172eac4 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -2270,10 +2270,6 @@ int32_t validateSelectNodeList(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, SArray* pS
        hasDistinct = (pItem->distinct == true);
        distIdx     =  hasDistinct ? i : -1;
     }
-    if(pItem->aliasName != NULL && validateColumnName(pItem->aliasName) != TSDB_CODE_SUCCESS){
-      return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg11);
-    }
-
     if(pItem->aliasName != NULL && strcasecmp(pItem->aliasName, DEFAULT_PRIMARY_TIMESTAMP_COL_NAME) == 0){
       return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg11);
     }