From fdb90b94c88deead21fc04c9248948a271caa4a2 Mon Sep 17 00:00:00 2001
From: xywang <xywang@taosdata.com>
Date: Tue, 16 Nov 2021 16:18:38 +0800
Subject: [PATCH] [TS-618]<fix>: added one more check to differentiate normal
 and abnormal conditions

---
 src/client/src/tscAsync.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/client/src/tscAsync.c b/src/client/src/tscAsync.c
index 82be24cff3..3e636cdc7b 100644
--- a/src/client/src/tscAsync.c
+++ b/src/client/src/tscAsync.c
@@ -236,7 +236,7 @@ void taos_fetch_rows_a(TAOS_RES *tres, __async_cb_func_t fp, void *param) {
     return;
   }
 
-  if (pRes->qId == 0) {
+  if (pRes->qId == 0 && pSql->cmd.command != TSDB_SQL_RETRIEVE_EMPTY_RESULT) {
     tscError("qhandle is invalid");
     pRes->code = TSDB_CODE_TSC_INVALID_QHANDLE;
     tscAsyncResultOnError(pSql);
-- 
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