diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index b0f691996de712dc303c8842ab87c7795ce432fc..adc2bb7f920d650446203c84a487a88d3c1ae4c5 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -9341,7 +9341,9 @@ int32_t validateSqlNode(SSqlObj* pSql, SSqlNode* pSqlNode, SQueryInfo* pQueryInf
 }
 
 int32_t exprTreeFromSqlExpr(SSqlCmd* pCmd, tExprNode **pExpr, const tSqlExpr* pSqlExpr, SQueryInfo* pQueryInfo, SArray* pCols, uint64_t *uid) {
-  if (pSqlExpr->pLeft == NULL && pSqlExpr->pRight == NULL) {
+  if (pSqlExpr->type != SQL_NODE_EXPR && pSqlExpr->type != SQL_NODE_SQLFUNCTION) {
+    assert(pSqlExpr->pLeft == NULL && pSqlExpr->pRight == NULL &&
+           ( pSqlExpr->Expr.paramList == NULL || taosArrayGetSize(pSqlExpr->Expr.paramList) == 0));
     if (pSqlExpr->type == SQL_NODE_VALUE) {
       int32_t ret = TSDB_CODE_SUCCESS;
       *pExpr = calloc(1, sizeof(tExprNode));
diff --git a/src/kit/taosdemo/taosdemo.c b/src/kit/taosdemo/taosdemo.c
index 761593f6768d4f5017e9fd48b13ec7eb58a948ec..6b4cc4c886e6fba965d22a109e99dde5df6d5532 100644
--- a/src/kit/taosdemo/taosdemo.c
+++ b/src/kit/taosdemo/taosdemo.c
@@ -511,7 +511,7 @@ typedef struct SThreadInfo_S {
     int       threadID;
     char      db_name[TSDB_DB_NAME_LEN];
     uint32_t  time_precision;
-    char      filePath[TSDB_FILENAME_LEN];
+    char      filePath[384];
     FILE      *fp;
     char      tb_prefix[TSDB_TABLE_NAME_LEN];
     uint64_t  start_table_from;