From 84eef542d5850f0a8a8852c81a998cf706a2dfda Mon Sep 17 00:00:00 2001
From: dapan1121 <wpan@taosdata.com>
Date: Wed, 29 Mar 2023 15:45:18 +0800
Subject: [PATCH] fix: memory rows count issue

---
 source/dnode/vnode/src/tsdb/tsdbMemTable.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/dnode/vnode/src/tsdb/tsdbMemTable.c b/source/dnode/vnode/src/tsdb/tsdbMemTable.c
index 15fdbe2212..d0ff403bf7 100644
--- a/source/dnode/vnode/src/tsdb/tsdbMemTable.c
+++ b/source/dnode/vnode/src/tsdb/tsdbMemTable.c
@@ -287,12 +287,12 @@ int64_t tsdbCountTbDataRows(STbData *pTbData) {
   int64_t rowsNum = 0;
   
   while (NULL != pNode) {
+    pNode = SL_GET_NODE_FORWARD(pNode, 0);
     if (pNode == pTbData->sl.pTail) {
       return rowsNum;
     }
 
     rowsNum++;
-    pNode = SL_GET_NODE_FORWARD(pNode, 0);
   }
 
   return rowsNum;