diff --git a/include/common/tdatablock.h b/include/common/tdatablock.h
index c24a462ea7..24dfa5958d 100644
--- a/include/common/tdatablock.h
+++ b/include/common/tdatablock.h
@@ -217,8 +217,6 @@ int32_t blockDataSort_rv(SSDataBlock* pDataBlock, SArray* pOrderInfo, bool nullF
 
 int32_t colInfoDataEnsureCapacity(SColumnInfoData* pColumn, uint32_t numOfRows);
 int32_t blockDataEnsureCapacity(SSDataBlock* pDataBlock, uint32_t numOfRows);
-void    colInfoDataMemset(SColumnInfoData* pColumn, uint32_t numOfRows);
-
 
 void colInfoDataCleanup(SColumnInfoData* pColumn, uint32_t numOfRows);
 void blockDataCleanup(SSDataBlock* pDataBlock);
diff --git a/source/common/src/tdatablock.c b/source/common/src/tdatablock.c
index d4aec8198f..0b27d9b527 100644
--- a/source/common/src/tdatablock.c
+++ b/source/common/src/tdatablock.c
@@ -1208,16 +1208,6 @@ int32_t colInfoDataEnsureCapacity(SColumnInfoData* pColumn, uint32_t numOfRows)
   return doEnsureCapacity(pColumn, &info, numOfRows);
 }
 
-void colInfoDataMemset(SColumnInfoData* pColumn, uint32_t numOfRows) {
-  if (!IS_VAR_DATA_TYPE(pColumn->info.type)) {
-    memset(pColumn->pData, 0, pColumn->info.bytes * numOfRows);
-  } else {
-    if (pColumn->varmeta.length > 0) {
-      memset(pColumn->pData, 0, pColumn->varmeta.length);
-    }
-  }
-}
-
 int32_t blockDataEnsureCapacity(SSDataBlock* pDataBlock, uint32_t numOfRows) {
   int32_t code = 0;
   if (numOfRows == 0) {
diff --git a/source/libs/scalar/src/scalar.c b/source/libs/scalar/src/scalar.c
index 9d7c0f978f..ea1ce175e3 100644
--- a/source/libs/scalar/src/scalar.c
+++ b/source/libs/scalar/src/scalar.c
@@ -56,7 +56,6 @@ int32_t sclCreateColumnInfoData(SDataType *pType, int32_t numOfRows, SScalarPara
     return terrno;
   }
 
-  colInfoDataMemset(pColumnData, numOfRows);
   pParam->columnData = pColumnData;
   pParam->colAlloced = true;
   return TSDB_CODE_SUCCESS;