From 4693495a3d19e752022e02e2e32f6407e54ab4b0 Mon Sep 17 00:00:00 2001
From: slguan <slguan@taosdata.com>
Date: Thu, 22 Aug 2019 18:24:39 +0800
Subject: [PATCH] remove extra blanks while tag values is null

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

diff --git a/src/client/src/tscLocal.c b/src/client/src/tscLocal.c
index dcf9c468b1..16b3f31a8f 100644
--- a/src/client/src/tscLocal.c
+++ b/src/client/src/tscLocal.c
@@ -172,7 +172,7 @@ static int32_t tscSetValueToResObj(SSqlObj *pSql, int32_t rowLen) {
     char *target = pRes->data + tscFieldInfoGetOffset(pCmd, 3) * totalNumOfRows + pField->bytes * i;
 
     if (isNull(pTagValue, pSchema[i].type)) {
-      sprintf(target, "%s ", TSDB_DATA_NULL_STR);
+      sprintf(target, "%s", TSDB_DATA_NULL_STR);
     } else {
       switch (pSchema[i].type) {
         case TSDB_DATA_TYPE_BINARY:
-- 
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