add mock code

include/libs/executor/executor.h

@@ -36,6 +36,10 @@ typedef struct SReadHandle {
   void*   vnode;
   void*   mnd;
   SMsgCb* pMsgCb;
+
+  /* XXXXXXXXXXXXXXXXXXXX */
+  int32_t deleteQuery;
+  /* XXXXXXXXXXXXXXXXXXXX */
 //  int8_t  initTsdbReader;
 } SReadHandle;
 

source/libs/executor/inc/executorimpl.h

@@ -151,6 +151,10 @@ typedef struct SExecTaskInfo {
   jmp_buf          env;                  // jump to this position when error happens.
   EOPTR_EXEC_MODEL execModel;            // operator execution model [batch model|stream model]
   struct SOperatorInfo* pRoot;
+
+  /* XXXXXXXXXXXXXXXXXXXX */
+  SReadHandle* pHandle;
+  /* XXXXXXXXXXXXXXXXXXXX */
 } SExecTaskInfo;
 
 enum {

source/libs/executor/src/executorMain.c

@@ -138,8 +138,27 @@ int32_t qExecTask(qTaskInfo_t tinfo, SSDataBlock** pRes, uint64_t* useconds) {
 
   qDebug("%s execTask is launched", GET_TASKID(pTaskInfo));
 
-  int64_t st = taosGetTimestampUs();
-  *pRes = pTaskInfo->pRoot->fpSet.getNextFn(pTaskInfo->pRoot);
+  int64_t st = taosGetTimestampUs();  
+  /* XXXXXXXXXXXXXXXXXXXX */
+  if (pTaskInfo->pHandle->deleteQuery) {
+    static int32_t first = 1;
+    if (first) {
+      *pRes = createDataBlock();
+      int64_t rows = 33;
+      SColumnInfoData infoData = createColumnInfoData(TSDB_DATA_TYPE_BIGINT, 8, 1);
+      blockDataAppendColInfo(*pRes, &infoData);
+      SColumnInfoData* pCol1 = taosArrayGet((*pRes)->pDataBlock, 0);
+      colDataAppend(pCol1, 0, (char*)&rows, false);
+      first = 0;
+    } else {
+      *pRes = NULL;
+    }
+  } else {
+  /* XXXXXXXXXXXXXXXXXXXX */
+    *pRes = pTaskInfo->pRoot->fpSet.getNextFn(pTaskInfo->pRoot);
+  /* XXXXXXXXXXXXXXXXXXXX */
+  }
+  /* XXXXXXXXXXXXXXXXXXXX */
   uint64_t el = (taosGetTimestampUs() - st);
 
   pTaskInfo->cost.elapsedTime += el;

source/libs/executor/src/executorimpl.c

@@ -4638,6 +4638,10 @@ int32_t createExecTaskInfoImpl(SSubplan* pPlan, SExecTaskInfo** pTaskInfo, SRead
   (*pTaskInfo)->pRoot =
       createOperatorTree(pPlan->pNode, *pTaskInfo, pHandle, queryId, taskId, &(*pTaskInfo)->tableqinfoList, pPlan->user);
 
+  
+  /* XXXXXXXXXXXXXXXXXXXX */
+  (*pTaskInfo)->pHandle = pHandle;
+  /* XXXXXXXXXXXXXXXXXXXX */
   if (NULL == (*pTaskInfo)->pRoot) {
     code = (*pTaskInfo)->code;
     goto _complete;

source/libs/qworker/src/qworker.c

@@ -936,6 +936,11 @@ int32_t qwProcessDelete(QW_FPARAMS_DEF, SQWMsg *qwMsg, SDeleteRes *pRes) {
 
   ctx.plan = plan;
 
+  /* XXXXXXXXXXXXXXXXXXXX */
+  SReadHandle *phandle = (SReadHandle*)qwMsg->node;
+  phandle->deleteQuery = 1;
+  /* XXXXXXXXXXXXXXXXXXXX */
+  
   code = qCreateExecTask(qwMsg->node, mgmt->nodeId, tId, plan, &pTaskInfo, &sinkHandle, NULL, OPTR_EXEC_MODEL_BATCH);
   if (code) {
     QW_TASK_ELOG("qCreateExecTask failed, code:%x - %s", code, tstrerror(code));