diff --git a/2.0/src/client/inc/tsclient.h b/2.0/src/client/inc/tsclient.h
index cdfabdf799..e14a3123ad 100644
--- a/2.0/src/client/inc/tsclient.h
+++ b/2.0/src/client/inc/tsclient.h
@@ -125,21 +125,10 @@ typedef struct SParsedDataColInfo {
 #define IS_DATA_COL_ORDERED(spd) ((spd->orderStatus) == (int8_t)ORDER_STATUS_ORDERED)
 
 typedef struct {
-  int32_t dataLen;  // len of SDataRow
-  int32_t kvLen;    // len of SKVRow
-} SMemRowInfo;
-typedef struct {
-  uint8_t      memRowType;   // default is 0, that is SDataRow 
-  uint8_t      compareStat;  // 0 no need, 1 need compare
-  int32_t      rowSize;
-  SMemRowInfo *rowInfo;
+  uint8_t memRowType;  // default is 0, that is SDataRow
+  int32_t rowSize;
 } SMemRowBuilder;
 
-typedef enum {
-  ROW_COMPARE_NO_NEED = 0,
-  ROW_COMPARE_NEED = 1,
-} ERowCompareStat;
-
 int tsParseTime(SStrToken *pToken, int64_t *time, char **next, char *error, int16_t timePrec);
 
 int  initMemRowBuilder(SMemRowBuilder *pBuilder, uint32_t nRows, SParsedDataColInfo *pColInfo);
diff --git a/2.0/src/client/src/tscParseInsert.c b/2.0/src/client/src/tscParseInsert.c
index 6a0201d6a7..b2e2e950dc 100644
--- a/2.0/src/client/src/tscParseInsert.c
+++ b/2.0/src/client/src/tscParseInsert.c
@@ -43,12 +43,6 @@ static int32_t parseBoundColumns(SInsertStatementParam *pInsertParam, SParsedDat
                                  char *str, char **end);
 int            initMemRowBuilder(SMemRowBuilder *pBuilder, uint32_t nRows, SParsedDataColInfo *pColInfo) {
   ASSERT(nRows >= 0 && pColInfo->numOfCols > 0 && (pColInfo->numOfBound <= pColInfo->numOfCols));
-  if (nRows > 0) {
-    // already init(bind multiple rows by single column)
-    if (pBuilder->compareStat == ROW_COMPARE_NEED && (pBuilder->rowInfo != NULL)) {
-      return TSDB_CODE_SUCCESS;
-    }
-  }
 
   uint32_t dataLen = TD_MEM_ROW_DATA_HEAD_SIZE + pColInfo->allNullLen;
   uint32_t kvLen = TD_MEM_ROW_KV_HEAD_SIZE + pColInfo->numOfBound * sizeof(SColIdx) + pColInfo->boundNullLen;
diff --git a/source/libs/parser/inc/dataBlockMgt.h b/source/libs/parser/inc/dataBlockMgt.h
index 5b3554da02..df9f3714fc 100644
--- a/source/libs/parser/inc/dataBlockMgt.h
+++ b/source/libs/parser/inc/dataBlockMgt.h
@@ -34,11 +34,6 @@ typedef enum EValStat {
   VAL_STAT_NONE = 0x01,  // 1 means no val
 } EValStat;
 
-typedef enum ERowCompareStat {
-  ROW_COMPARE_NO_NEED = 0,
-  ROW_COMPARE_NEED = 1,
-} ERowCompareStat;
-
 typedef struct SBoundColumn {
   int32_t offset;   // all column offset value
   int32_t toffset;  // first part offset for SDataRow TODO: get offset from STSchema on future
@@ -64,16 +59,9 @@ typedef struct SParsedDataColInfo {
   int8_t         orderStatus;  // bound columns
 } SParsedDataColInfo;
 
-typedef struct SMemRowInfo {
-  int32_t dataLen;  // len of SDataRow
-  int32_t kvLen;    // len of SKVRow
-} SMemRowInfo;
-
 typedef struct {
-  uint8_t      memRowType;   // default is 0, that is SDataRow 
-  uint8_t      compareStat;  // 0 no need, 1 need compare
-  int32_t      rowSize;
-  SMemRowInfo *rowInfo;
+  uint8_t memRowType;  // default is 0, that is SDataRow
+  int32_t rowSize;
 } SMemRowBuilder;
 
 typedef struct STableDataBlocks {
diff --git a/source/libs/parser/src/dataBlockMgt.c b/source/libs/parser/src/dataBlockMgt.c
index ca8813c6cb..ac45817802 100644
--- a/source/libs/parser/src/dataBlockMgt.c
+++ b/source/libs/parser/src/dataBlockMgt.c
@@ -572,12 +572,6 @@ int32_t allocateMemIfNeed(STableDataBlocks *pDataBlock, int32_t rowSize, int32_t
 
 int  initMemRowBuilder(SMemRowBuilder *pBuilder, uint32_t nRows, SParsedDataColInfo *pColInfo) {
   ASSERT(nRows >= 0 && pColInfo->numOfCols > 0 && (pColInfo->numOfBound <= pColInfo->numOfCols));
-  if (nRows > 0) {
-    // already init(bind multiple rows by single column)
-    if (pBuilder->compareStat == ROW_COMPARE_NEED && (pBuilder->rowInfo != NULL)) {
-      return TSDB_CODE_SUCCESS;
-    }
-  }
 
   uint32_t dataLen = TD_MEM_ROW_DATA_HEAD_SIZE + pColInfo->allNullLen;
   uint32_t kvLen = TD_MEM_ROW_KV_HEAD_SIZE + pColInfo->numOfBound * sizeof(SColIdx) + pColInfo->boundNullLen;
diff --git a/source/libs/parser/src/insertParser.c b/source/libs/parser/src/insertParser.c
index 6c619e5a3c..fb71e94eea 100644
--- a/source/libs/parser/src/insertParser.c
+++ b/source/libs/parser/src/insertParser.c
@@ -262,9 +262,6 @@ typedef struct SMemParam {
   SMemRow row;
   SSchema* schema;
   int32_t toffset;
-  uint8_t compareStat;
-  int32_t dataLen;
-  int32_t kvLen;
 } SMemParam;
 
 static FORCE_INLINE int32_t MemRowAppend(const void *value, int32_t len, void *param) {
@@ -426,7 +423,6 @@ static int parseOneRow(SInsertParseContext* pCxt, STableDataBlocks* pDataBlocks,
     NEXT_TOKEN(pCxt->pSql, sToken);
     SSchema *pSchema = &schema[spd->boundedColumns[i] - 1];
     param.schema = pSchema;
-    param.compareStat = pBuilder->compareStat;
     getMemRowAppendInfo(schema, pBuilder->memRowType, spd, i, &param.toffset);
     CHECK_CODE(parseValueToken(&pCxt->pSql, &sToken, pSchema, timePrec, tmpTokenBuf, MemRowAppend, &param, &pCxt->msg));