diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index 3a8e2407c00b37d8535cd503d574f8e882dc0426..b4115e58423ce14436ea1f692a84fd4a4ab51f6f 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -7785,7 +7785,6 @@ int32_t validateSqlNode(SSqlObj* pSql, SSqlNode* pSqlNode, SQueryInfo* pQueryInf
     if (validateStateWindowNode(pCmd, pQueryInfo, pSqlNode, false) != TSDB_CODE_SUCCESS) {
       return TSDB_CODE_TSC_INVALID_OPERATION;
     }
-
     // todo NOT support yet
     for(int32_t i = 0; i < tscNumOfExprs(pQueryInfo); ++i) {
       SExprInfo* pExpr = tscExprGet(pQueryInfo, i);