diff --git a/source/common/src/tdatablock.c b/source/common/src/tdatablock.c
index d9293433ea..3fc65aaff1 100644
--- a/source/common/src/tdatablock.c
+++ b/source/common/src/tdatablock.c
@@ -1849,11 +1849,12 @@ SSubmitReq* tdBlockToSubmit(const SArray* pBlocks, const STSchema* pTSchema, boo
   }
 
   ret->length = htonl(ret->length);
-        taosArrayDestroy(tagArray);
+  taosArrayDestroy(tagArray);
   return ret;
 }
 
-void blockCompressEncode(const SSDataBlock* pBlock, char* data, int32_t* dataLen, int32_t numOfCols, int8_t needCompress) {
+void blockCompressEncode(const SSDataBlock* pBlock, char* data, int32_t* dataLen, int32_t numOfCols,
+                         int8_t needCompress) {
   int32_t* actualLen = (int32_t*)data;
   data += sizeof(int32_t);
 
@@ -1947,4 +1948,4 @@ const char* blockCompressDecode(SSDataBlock* pBlock, int32_t numOfCols, int32_t
 
   ASSERT(pStart - pData == dataLen);
   return pStart;
-}
\ No newline at end of file
+}
diff --git a/source/libs/stream/inc/streamInc.h b/source/libs/stream/inc/streamInc.h
index b5f7362689..48c43b0775 100644
--- a/source/libs/stream/inc/streamInc.h
+++ b/source/libs/stream/inc/streamInc.h
@@ -27,6 +27,8 @@ int32_t streamExec(SStreamTask* pTask, SMsgCb* pMsgCb);
 int32_t streamSink1(SStreamTask* pTask, SMsgCb* pMsgCb);
 int32_t streamDispatch(SStreamTask* pTask, SMsgCb* pMsgCb, SStreamDataBlock* data);
 
+int32_t streamDispatchReqToData(const SStreamDispatchReq* pReq, SStreamDataBlock* pData);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/libs/stream/src/stream.c b/source/libs/stream/src/stream.c
index 99c61e1479..91ede155bb 100644
--- a/source/libs/stream/src/stream.c
+++ b/source/libs/stream/src/stream.c
@@ -35,18 +35,19 @@ int32_t streamTriggerByWrite(SStreamTask* pTask, int32_t vgId, SMsgCb* pMsgCb) {
   return 0;
 }
 
-#if 1
 int32_t streamTaskEnqueue(SStreamTask* pTask, SStreamDispatchReq* pReq, SRpcMsg* pRsp) {
-  SStreamDataBlock* pBlock = taosAllocateQitem(sizeof(SStreamDataBlock), DEF_QITEM);
+  SStreamDataBlock* pData = taosAllocateQitem(sizeof(SStreamDataBlock), DEF_QITEM);
   int8_t            status;
 
   // enqueue
-  if (pBlock != NULL) {
-    pBlock->type = STREAM_DATA_TYPE_SSDATA_BLOCK;
-    pBlock->sourceVg = pReq->sourceVg;
-    pBlock->blocks = pReq->data;
+  if (pData != NULL) {
+    pData->type = STREAM_DATA_TYPE_SSDATA_BLOCK;
+    pData->sourceVg = pReq->sourceVg;
+    // decode
+    /*pData->blocks = pReq->data;*/
     /*pBlock->sourceVer = pReq->sourceVer;*/
-    if (streamTaskInput(pTask, (SStreamQueueItem*)pBlock) == 0) {
+    streamDispatchReqToData(pReq, pData);
+    if (streamTaskInput(pTask, (SStreamQueueItem*)pData) == 0) {
       status = TASK_INPUT_STATUS__NORMAL;
     } else {
       status = TASK_INPUT_STATUS__FAILED;
@@ -68,7 +69,6 @@ int32_t streamTaskEnqueue(SStreamTask* pTask, SStreamDispatchReq* pReq, SRpcMsg*
   tmsgSendRsp(pRsp);
   return status == TASK_INPUT_STATUS__NORMAL ? 0 : -1;
 }
-#endif
 
 int32_t streamProcessDispatchReq(SStreamTask* pTask, SMsgCb* pMsgCb, SStreamDispatchReq* pReq, SRpcMsg* pRsp) {
   // 1. handle input
diff --git a/source/libs/stream/src/streamData.c b/source/libs/stream/src/streamData.c
index 95c0290058..7139e77407 100644
--- a/source/libs/stream/src/streamData.c
+++ b/source/libs/stream/src/streamData.c
@@ -36,6 +36,29 @@ void* streamDataBlockDecode(const void* buf, SStreamDataBlock* pInput) {
 }
 #endif
 
+int32_t streamDispatchReqToData(const SStreamDispatchReq* pReq, SStreamDataBlock* pData) {
+  int32_t blockNum = pReq->blockNum;
+  SArray* pArray = taosArrayInit(blockNum, sizeof(SSDataBlock));
+  if (pArray == NULL) {
+    return -1;
+  }
+  taosArraySetSize(pArray, blockNum);
+
+  ASSERT(pReq->blockNum == taosArrayGetSize(pReq->data));
+  ASSERT(pReq->blockNum == taosArrayGetSize(pReq->dataLen));
+
+  for (int32_t i = 0; i < blockNum; i++) {
+    int32_t            len = *(int32_t*)taosArrayGet(pReq->dataLen, i);
+    SRetrieveTableRsp* pRetrieve = taosArrayGetP(pReq->data, i);
+    SSDataBlock*       pDataBlock = taosArrayGet(pArray, i);
+    blockCompressDecode(pDataBlock, htonl(pRetrieve->numOfCols), htonl(pRetrieve->numOfRows), pRetrieve->data);
+    // TODO: refactor
+    pDataBlock->info.childId = pReq->sourceChildId;
+  }
+  pData->blocks = pArray;
+  return 0;
+}
+
 SStreamDataSubmit* streamDataSubmitNew(SSubmitReq* pReq) {
   SStreamDataSubmit* pDataSubmit = (SStreamDataSubmit*)taosAllocateQitem(sizeof(SStreamDataSubmit), DEF_QITEM);
   if (pDataSubmit == NULL) return NULL;
diff --git a/source/libs/stream/src/streamMsg.c b/source/libs/stream/src/streamMsg.c
index 769d672042..e5f953b7cc 100644
--- a/source/libs/stream/src/streamMsg.c
+++ b/source/libs/stream/src/streamMsg.c
@@ -71,6 +71,7 @@ static int32_t streamAddBlockToDispatchMsg(const SSDataBlock* pBlock, SStreamDis
   pRetrieve->compressed = 0;
   pRetrieve->completed = 1;
   pRetrieve->numOfRows = htonl(pBlock->info.rows);
+  pRetrieve->numOfCols = htonl(pBlock->info.numOfCols);
 
   int32_t actualLen = 0;
   blockCompressEncode(pBlock, pRetrieve->data, &actualLen, pBlock->info.numOfCols, false);