enh(query): filter the child table that are not belongs to current super table when adding into candidate list.

source/libs/executor/inc/executorimpl.h

@@ -388,13 +388,15 @@ typedef struct SStreamBlockScanInfo {
   SColumnInfo* pCols;            // the output column info
   uint64_t     numOfRows;        // total scanned rows
   uint64_t     numOfExec;        // execution times
-  void*        readerHandle;     // stream block reader handle
+  void*        streamBlockReader;// stream block reader handle
   SArray*      pColMatchInfo;    //
   SNode*       pCondition;
   SArray*      tsArray;
   SUpdateInfo* pUpdateInfo;
   int32_t      primaryTsIndex;    // primary time stamp slot id
   void*        pDataReader;
+  SReadHandle  readHandle;
+  uint64_t     tableUid;         // queried super table uid
   EStreamScanMode scanMode;
   SOperatorInfo* pOperatorDumy;
   SInterval      interval;     // if the upstream is an interval operator, the interval info is also kept here.
@@ -706,9 +708,10 @@ SOperatorInfo* createGroupOperatorInfo(SOperatorInfo* downstream, SExprInfo* pEx
                                        SExprInfo* pScalarExprInfo, int32_t numOfScalarExpr, SExecTaskInfo* pTaskInfo,
                                        const STableGroupInfo* pTableGroupInfo);
 SOperatorInfo* createDataBlockInfoScanOperator(void* dataReader, SExecTaskInfo* pTaskInfo);
-SOperatorInfo* createStreamScanOperatorInfo(void* streamReadHandle, void* pDataReader, SSDataBlock* pResBlock,
+SOperatorInfo* createStreamScanOperatorInfo(void* streamReadHandle, void* pDataReader, SReadHandle* pHandle,
-                                             SArray* pColList, SArray* pTableIdList, SExecTaskInfo* pTaskInfo,
+                                            uint64_t uid, SSDataBlock* pResBlock, SArray* pColList,
-                                             SNode* pConditions, SOperatorInfo* pOperatorDumy);
+                                            SArray* pTableIdList, SExecTaskInfo* pTaskInfo, SNode* pCondition,
+                                            SOperatorInfo* pOperatorDumy);
 
 SOperatorInfo* createFillOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExpr, int32_t numOfCols,
                                       SInterval* pInterval, STimeWindow* pWindow, SSDataBlock* pResBlock, int32_t fillType, SNodeListNode* fillVal,

source/libs/executor/src/executor.c

@@ -14,6 +14,7 @@
  */
 
 #include "executor.h"
+#include <vnode.h>
 #include "executorimpl.h"
 #include "planner.h"
 #include "tdatablock.h"
@@ -46,7 +47,7 @@ static int32_t doSetStreamBlock(SOperatorInfo* pOperator, void* input, size_t nu
     }
 
     if (type == STREAM_DATA_TYPE_SUBMIT_BLOCK) {
-      if (tqReadHandleSetMsg(pInfo->readerHandle, input, 0) < 0) {
+      if (tqReadHandleSetMsg(pInfo->streamBlockReader, input, 0) < 0) {
         qError("submit msg messed up when initing stream block, %s" PRIx64, id);
         return TSDB_CODE_QRY_APP_ERROR;
       }
@@ -128,7 +129,7 @@ qTaskInfo_t qCreateStreamExecTaskInfo(void* msg, void* streamReadHandle) {
 int32_t qUpdateQualifiedTableId(qTaskInfo_t tinfo, SArray* tableIdList, bool isAdd) {
   SExecTaskInfo* pTaskInfo = (SExecTaskInfo*)tinfo;
 
-  // traverse to the streamscan node to add this table id
+  // traverse to the stream scanner node to add this table id
   SOperatorInfo* pInfo = pTaskInfo->pRoot;
   while (pInfo->operatorType != QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN) {
     pInfo = pInfo->pDownstream[0];
@@ -136,7 +137,29 @@ int32_t qUpdateQualifiedTableId(qTaskInfo_t tinfo, SArray* tableIdList, bool isA
 
   SStreamBlockScanInfo* pScanInfo = pInfo->info;
   if (isAdd) {
-    int32_t code = tqReadHandleAddTbUidList(pScanInfo->readerHandle, tableIdList);
+    SArray* qa = taosArrayInit(4, sizeof(tb_uid_t));
+
+    SMetaReader mr = {0};
+    metaReaderInit(&mr, pScanInfo->readHandle.meta, 0);
+    for(int32_t i = 0; i < taosArrayGetSize(tableIdList); ++i) {
+      int64_t* id = (int64_t*)taosArrayGet(tableIdList, i);
+
+      int32_t code = metaGetTableEntryByUid(&mr, *id);
+      if (code != TSDB_CODE_SUCCESS) {
+        qError("failed to get table meta, uid:%"PRIu64" code:%s", *id, tstrerror(terrno));
+        continue;
+      }
+
+      ASSERT(mr.me.type == TSDB_CHILD_TABLE);
+      if (mr.me.ctbEntry.suid != pScanInfo->tableUid) {
+        continue;
+      }
+
+      taosArrayPush(qa, id);
+    }
+
+    qDebug(" %d qualified child tables added into stream scanner", (int32_t) taosArrayGetSize(qa));
+    int32_t code = tqReadHandleAddTbUidList(pScanInfo->streamBlockReader, qa);
     if (code != TSDB_CODE_SUCCESS) {
       return code;
     }

source/libs/executor/src/executorimpl.c

@@ -4703,10 +4703,11 @@ SOperatorInfo* createOperatorTree(SPhysiNode* pPhyNode, SExecTaskInfo* pTaskInfo
       SOperatorInfo* pOperatorDumy = createTableScanOperatorInfo(pTableScanNode, pDataReader, pHandle, pTaskInfo);
 
       SArray* tableIdList = extractTableIdList(pTableGroupInfo);
-      SSDataBlock*        pResBlock = createResDataBlock(pDescNode);
 
+      SSDataBlock* pResBlock = createResDataBlock(pDescNode);
       SArray*      pCols = extractColMatchInfo(pScanPhyNode->pScanCols, pDescNode, &numOfCols, COL_MATCH_FROM_COL_ID);
-      SOperatorInfo* pOperator = createStreamScanOperatorInfo(pHandle->reader, pDataReader, pResBlock, pCols, tableIdList, pTaskInfo,
+
+      SOperatorInfo* pOperator = createStreamScanOperatorInfo(pHandle->reader, pDataReader, pHandle, pScanPhyNode->uid, pResBlock, pCols, tableIdList, pTaskInfo,
                                                               pScanPhyNode->node.pConditions, pOperatorDumy);
       taosArrayDestroy(tableIdList);
       return pOperator;

source/libs/executor/src/scanoperator.c

@@ -710,14 +710,14 @@ static SSDataBlock* doStreamBlockScan(SOperatorInfo* pOperator) {
     SDataBlockInfo* pBlockInfo = &pInfo->pRes->info;
     blockDataCleanup(pInfo->pRes);
 
-    while (tqNextDataBlock(pInfo->readerHandle)) {
+    while (tqNextDataBlock(pInfo->streamBlockReader)) {
       SArray*  pCols = NULL;
       uint64_t groupId = 0;
       uint64_t uid = 0;
       int32_t  numOfRows = 0;
       int16_t  outputCol = 0;
 
-      int32_t code = tqRetrieveDataBlock(&pCols, pInfo->readerHandle, &groupId, &uid, &numOfRows, &outputCol);
+      int32_t code = tqRetrieveDataBlock(&pCols, pInfo->streamBlockReader, &groupId, &uid, &numOfRows, &outputCol);
 
       if (code != TSDB_CODE_SUCCESS || numOfRows == 0) {
         pTaskInfo->code = code;
@@ -791,9 +791,10 @@ static SSDataBlock* doStreamBlockScan(SOperatorInfo* pOperator) {
   }
 }
 
-SOperatorInfo* createStreamScanOperatorInfo(void* streamReadHandle, void* pDataReader,
+SOperatorInfo* createStreamScanOperatorInfo(void* streamReadHandle, void* pDataReader, SReadHandle* pHandle,
-    SSDataBlock* pResBlock, SArray* pColList, SArray* pTableIdList,
+                                            uint64_t uid, SSDataBlock* pResBlock, SArray* pColList,
-    SExecTaskInfo* pTaskInfo, SNode* pCondition, SOperatorInfo* pOperatorDumy ) {
+                                            SArray* pTableIdList, SExecTaskInfo* pTaskInfo, SNode* pCondition,
+                                            SOperatorInfo* pOperatorDumy) {
   SStreamBlockScanInfo* pInfo = taosMemoryCalloc(1, sizeof(SStreamBlockScanInfo));
   SOperatorInfo*        pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
   if (pInfo == NULL || pOperator == NULL) {
@@ -829,20 +830,18 @@ SOperatorInfo* createStreamScanOperatorInfo(void* streamReadHandle, void* pDataR
 
   pInfo->tsArray = taosArrayInit(4, sizeof(TSKEY));
   if (pInfo->tsArray == NULL) {
-    taosMemoryFreeClear(pInfo);
+    goto _error;
-    taosMemoryFreeClear(pOperator);
-    return NULL;
   }
 
   pInfo->primaryTsIndex = 0;                           // TODO(liuyao) get it from physical plan
   pInfo->pUpdateInfo = updateInfoInitP(&pSTInfo->interval, 10000); // TODO(liuyao) get watermark from physical plan
   if (pInfo->pUpdateInfo == NULL) {
-    taosMemoryFreeClear(pInfo);
+    goto _error;
-    taosMemoryFreeClear(pOperator);
-    return NULL;
   }
 
-  pInfo->readerHandle = streamReadHandle;
+  pInfo->readHandle     = *pHandle;
+  pInfo->tableUid       = uid;
+  pInfo->streamBlockReader = streamReadHandle;
   pInfo->pRes           = pResBlock;
   pInfo->pCondition     = pCondition;
   pInfo->pDataReader    = pDataReader;
@@ -856,9 +855,6 @@ SOperatorInfo* createStreamScanOperatorInfo(void* streamReadHandle, void* pDataR
   pOperator->status     = OP_NOT_OPENED;
   pOperator->info       = pInfo;
   pOperator->numOfExprs = pResBlock->info.numOfCols;
-  pOperator->fpSet._openFn = operatorDummyOpenFn;
-  pOperator->fpSet.getNextFn = doStreamBlockScan;
-  pOperator->fpSet.closeFn = operatorDummyCloseFn;
   pOperator->pTaskInfo  = pTaskInfo;
 
   pOperator->fpSet =