From b96d9485396c600c057f05d9e58e820b2885af19 Mon Sep 17 00:00:00 2001
From: Hongze Cheng <hzcheng@taosdata.com>
Date: Thu, 24 Nov 2022 16:55:06 +0800
Subject: [PATCH] add an interface

---
 include/common/tdataformat.h    | 1 +
 source/common/src/tdataformat.c | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/include/common/tdataformat.h b/include/common/tdataformat.h
index d7a6592ae3..057cff7624 100644
--- a/include/common/tdataformat.h
+++ b/include/common/tdataformat.h
@@ -87,6 +87,7 @@ int32_t tBufferReserve(SBuffer *pBuffer, int64_t nData, void **ppData);
 int32_t tRowBuild(SArray *aColVal, STSchema *pTSchema, SRow **ppRow);
 void    tRowGet(SRow *pRow, STSchema *pTSchema, int32_t iCol, SColVal *pColVal);
 void    tRowDestroy(SRow *pRow);
+int32_t tRowMergeSort(SArray *aRow, STSchema *pTSchema);
 
 // SRowIter ================================
 int32_t  tRowIterOpen(SRow *pRow, STSchema *pTSchema, SRowIter **ppIter);
diff --git a/source/common/src/tdataformat.c b/source/common/src/tdataformat.c
index 60f473b171..f1ccef586e 100644
--- a/source/common/src/tdataformat.c
+++ b/source/common/src/tdataformat.c
@@ -492,6 +492,11 @@ void tRowGet(SRow *pRow, STSchema *pTSchema, int32_t iCol, SColVal *pColVal) {
 
 void tRowDestroy(SRow *pRow) { tFree((uint8_t *)pRow); }
 
+int32_t tRowMergeSort(SArray *aRow, STSchema *pTSchema) {
+  // todo
+  return 0;
+}
+
 // SRowIter ========================================
 struct SRowIter {
   SRow     *pRow;