From 5276ccc334775167313e641313353193ac9b2b31 Mon Sep 17 00:00:00 2001
From: lichuang <lichuang1982@gmail.com>
Date: Mon, 31 May 2021 11:56:19 +0800
Subject: [PATCH] [TD-1568]fix tdMergeDataCols bug

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

diff --git a/src/common/src/tdataformat.c b/src/common/src/tdataformat.c
index db73905119..7ae34d532c 100644
--- a/src/common/src/tdataformat.c
+++ b/src/common/src/tdataformat.c
@@ -462,8 +462,8 @@ int tdMergeDataCols(SDataCols *target, SDataCols *source, int rowsToMerge, int *
         }
       }
       target->numOfRows++;
-      (*pOffset)++;
     }
+    (*pOffset) += rowsToMerge;
   } else {
     pTarget = tdDupDataCols(target, true);
     if (pTarget == NULL) goto _err;
-- 
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