From 3f2ff37ba3e8984cb5caad9ad9d6265ae480845f Mon Sep 17 00:00:00 2001
From: dapan1121 <89396746@qq.com>
Date: Tue, 5 Jan 2021 16:44:51 +0800
Subject: [PATCH] fix bug

---
 src/query/src/qExecutor.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/query/src/qExecutor.c b/src/query/src/qExecutor.c
index be4d849fb9..b64ce52966 100644
--- a/src/query/src/qExecutor.c
+++ b/src/query/src/qExecutor.c
@@ -758,7 +758,12 @@ static void doUpdateResultRowIndex(SResultRowInfo*pResultRowInfo, TSKEY lastKey,
       }
     }
 
-    pResultRowInfo->curIndex = i + 1;  // current not closed result object
+    if (i == pResultRowInfo->size - 1) {
+      pResultRowInfo->curIndex = i;  
+    } else {
+      pResultRowInfo->curIndex = i + 1;  // current not closed result object
+    }
+
     pResultRowInfo->prevSKey = pResultRowInfo->pResult[pResultRowInfo->curIndex]->win.skey;
   }
 }
@@ -7715,4 +7720,4 @@ void** qReleaseQInfo(void* pMgmt, void* pQInfo, bool freeHandle) {
 
   taosCacheRelease(pQueryMgmt->qinfoPool, pQInfo, freeHandle);
   return 0;
-}
\ No newline at end of file
+}
-- 
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