#4986

Committed 15 Mar 2026 08:32AM UTC coverage: 37.305% (-31.3%) from 68.601%

Build # #4986

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push

travis-ci

Committed by

tomchon

Commit Message

test: keep docs and unit test

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0.0

/source/libs/executor/src/eventwindowoperator.c

/*
 * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
 *
 * This program is free software: you can use, redistribute, and/or modify
 * it under the terms of the GNU Affero General Public License, version 3
 * or later ("AGPL"), as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include "executorInt.h"
#include "filter.h"
#include "function.h"
#include "functionMgt.h"
#include "operator.h"
#include "querytask.h"
#include "tcommon.h"
#include "tcompare.h"
#include "tdatablock.h"
#include "ttime.h"

static int32_t eventWindowAggregateNext(SOperatorInfo* pOperator, SSDataBlock** pRes);
static void    destroyEWindowOperatorInfo(void* param);
static int32_t eventWindowAggImpl(SOperatorInfo* pOperator, SEventWindowOperatorInfo* pInfo, SSDataBlock* pBlock);
void cleanupResultInfoInEventWindow(SOperatorInfo* pOperator, SEventWindowOperatorInfo* pInfo);

static int32_t resetEventWindowOperState(SOperatorInfo* pOper) {
  SEventWindowOperatorInfo* pEvent = pOper->info;
  SExecTaskInfo*           pTaskInfo = pOper->pTaskInfo;
  SEventWinodwPhysiNode* pPhynode = (SEventWinodwPhysiNode*)pOper->pPhyNode;
  pOper->status = OP_NOT_OPENED;

  resetBasicOperatorState(&pEvent->binfo);
  taosMemoryFreeClear(pEvent->pRow);

  pEvent->groupId = 0;
  pEvent->pPreDataBlock = NULL;
  pEvent->inWindow = false;
  pEvent->winSup.lastTs = INT64_MIN;

  colDataDestroy(&pEvent->twAggSup.timeWindowData);
  int32_t code = initExecTimeWindowInfo(&pEvent->twAggSup.timeWindowData, &pTaskInfo->window);
  cleanupResultInfoInEventWindow(pOper, pEvent);

  if (code == 0) {
    code = resetAggSup(&pOper->exprSupp, &pEvent->aggSup, pTaskInfo, pPhynode->window.pFuncs, NULL,
                       sizeof(int64_t) * 2 + POINTER_BYTES, pTaskInfo->id.str, NULL,
                       &pTaskInfo->storageAPI.functionStore);
  }
  if (code == 0) {
    code = resetExprSupp(&pEvent->scalarSup, pTaskInfo, pPhynode->window.pExprs, NULL,
                         &pTaskInfo->storageAPI.functionStore);
  }
  return code;
}

int32_t createEventwindowOperatorInfo(SOperatorInfo* downstream, SPhysiNode* physiNode,
                                             SExecTaskInfo* pTaskInfo, SOperatorInfo** pOptrInfo) {
  QRY_PARAM_CHECK(pOptrInfo);

  int32_t                   code = TSDB_CODE_SUCCESS;
  int32_t                   lino = 0;
  SEventWindowOperatorInfo* pInfo = taosMemoryCalloc(1, sizeof(SEventWindowOperatorInfo));
  SOperatorInfo*            pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
  if (pInfo == NULL || pOperator == NULL) {
    code = terrno;
    goto _error;
  }

  pOperator->pPhyNode = physiNode;
  pOperator->exprSupp.hasWindowOrGroup = true;
  pOperator->exprSupp.hasWindow = true;

  SEventWinodwPhysiNode* pEventWindowNode = (SEventWinodwPhysiNode*)physiNode;

  int32_t tsSlotId = ((SColumnNode*)pEventWindowNode->window.pTspk)->slotId;
  code = filterInitFromNode((SNode*)pEventWindowNode->pStartCond, &pInfo->pStartCondInfo, 0,
                            pTaskInfo->pStreamRuntimeInfo);
  QUERY_CHECK_CODE(code, lino, _error);

  code = filterInitFromNode((SNode*)pEventWindowNode->pEndCond, &pInfo->pEndCondInfo, 0,
                            pTaskInfo->pStreamRuntimeInfo);
  QUERY_CHECK_CODE(code, lino, _error);

  if (pEventWindowNode->window.pExprs != NULL) {
    int32_t    numOfScalarExpr = 0;
    SExprInfo* pScalarExprInfo = NULL;

    code = createExprInfo(pEventWindowNode->window.pExprs, NULL, &pScalarExprInfo, &numOfScalarExpr);
    QUERY_CHECK_CODE(code, lino, _error);
    code = initExprSupp(&pInfo->scalarSup, pScalarExprInfo, numOfScalarExpr, &pTaskInfo->storageAPI.functionStore);
    QUERY_CHECK_CODE(code, lino, _error);
  }

  code = filterInitFromNode((SNode*)pEventWindowNode->window.node.pConditions, &pOperator->exprSupp.pFilterInfo, 0,
                            pTaskInfo->pStreamRuntimeInfo);
  QUERY_CHECK_CODE(code, lino, _error);

  size_t keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;

  int32_t    num = 0;
  SExprInfo* pExprInfo = NULL;
  code = createExprInfo(pEventWindowNode->window.pFuncs, NULL, &pExprInfo, &num);
  QUERY_CHECK_CODE(code, lino, _error);

  initResultSizeInfo(&pOperator->resultInfo, 4096);

  code = initAggSup(&pOperator->exprSupp, &pInfo->aggSup, pExprInfo, num, keyBufSize, pTaskInfo->id.str,
                    NULL, &pTaskInfo->storageAPI.functionStore);
  QUERY_CHECK_CODE(code, lino, _error);

  SSDataBlock* pResBlock = createDataBlockFromDescNode(pEventWindowNode->window.node.pOutputDataBlockDesc);
  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
  initBasicInfo(&pInfo->binfo, pResBlock);

  code = blockDataEnsureCapacity(pResBlock, pOperator->resultInfo.capacity);
  QUERY_CHECK_CODE(code, lino, _error);

  initResultRowInfo(&pInfo->binfo.resultRowInfo);
  pInfo->binfo.inputTsOrder = physiNode->inputTsOrder;
  pInfo->binfo.outputTsOrder = physiNode->outputTsOrder;
  pInfo->winSup.lastTs = INT64_MIN;

  code = initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pTaskInfo->window);
  QUERY_CHECK_CODE(code, lino, _error);

  pInfo->tsSlotId = tsSlotId;
  pInfo->pPreDataBlock = NULL;
  pInfo->pOperator = pOperator;
  pInfo->trueForInfo.trueForType = pEventWindowNode->trueForType;
  pInfo->trueForInfo.count = pEventWindowNode->trueForCount;
  pInfo->trueForInfo.duration = pEventWindowNode->trueForDuration;

  setOperatorInfo(pOperator, "EventWindowOperator", QUERY_NODE_PHYSICAL_PLAN_MERGE_EVENT, true, OP_NOT_OPENED, pInfo,
                  pTaskInfo);
  pOperator->fpSet = createOperatorFpSet(optrDummyOpenFn, eventWindowAggregateNext, NULL, destroyEWindowOperatorInfo,
                                         optrDefaultBufFn, NULL, optrDefaultGetNextExtFn, NULL);

  setOperatorResetStateFn(pOperator, resetEventWindowOperState);
  code = appendDownstream(pOperator, &downstream, 1);
  if (code != TSDB_CODE_SUCCESS) {
    goto _error;
  }

  *pOptrInfo = pOperator;
  return TSDB_CODE_SUCCESS;

_error:
  if (pInfo != NULL) {
    destroyEWindowOperatorInfo(pInfo);
  }

  destroyOperatorAndDownstreams(pOperator, &downstream, 1);
  pTaskInfo->code = code;
  return code;
}

void cleanupResultInfoInEventWindow(SOperatorInfo* pOperator, SEventWindowOperatorInfo* pInfo) {
  if (pInfo == NULL || pInfo->pRow == NULL || pOperator == NULL) {
    return;
  }
  SExprSupp*       pSup = &pOperator->exprSupp;
  for (int32_t j = 0; j < pSup->numOfExprs; ++j) {
    pSup->pCtx[j].resultInfo = getResultEntryInfo(pInfo->pRow, j, pSup->rowEntryInfoOffset);
    if (pSup->pCtx[j].fpSet.cleanup) {
      pSup->pCtx[j].fpSet.cleanup(&pSup->pCtx[j]);
    }
  }
}

void destroyEWindowOperatorInfo(void* param) {
  SEventWindowOperatorInfo* pInfo = (SEventWindowOperatorInfo*)param;
  if (pInfo == NULL) {
    return;
  }

  // First cleanup function contexts that may reference result buffers/state.
  // This must happen before freeing any buffers that those cleanups might touch.
  cleanupResultInfoInEventWindow(pInfo->pOperator, pInfo);

  if (pInfo->pRow != NULL) {
    taosMemoryFree(pInfo->pRow);
    pInfo->pRow = NULL;
  }

  if (pInfo->pStartCondInfo != NULL) {
    filterFreeInfo(pInfo->pStartCondInfo);
    pInfo->pStartCondInfo = NULL;
  }

  if (pInfo->pEndCondInfo != NULL) {
    filterFreeInfo(pInfo->pEndCondInfo);
    pInfo->pEndCondInfo = NULL;
  }

  cleanupBasicInfo(&pInfo->binfo);
  colDataDestroy(&pInfo->twAggSup.timeWindowData);
  pInfo->pOperator = NULL;
  cleanupAggSup(&pInfo->aggSup);
  cleanupExprSupp(&pInfo->scalarSup);
  taosMemoryFreeClear(param);
}

static int32_t eventWindowAggregateNext(SOperatorInfo* pOperator, SSDataBlock** ppRes) {
  int32_t                   code = TSDB_CODE_SUCCESS;
  int32_t                   lino = 0;
  SEventWindowOperatorInfo* pInfo = pOperator->info;
  SExecTaskInfo*            pTaskInfo = pOperator->pTaskInfo;

  SExprSupp* pSup = &pOperator->exprSupp;
  int32_t    order = pInfo->binfo.inputTsOrder;

  SSDataBlock* pRes = pInfo->binfo.pRes;

  blockDataCleanup(pRes);

  SOperatorInfo* downstream = pOperator->pDownstream[0];
  while (1) {
    SSDataBlock* pBlock = NULL;
    if (pInfo->pPreDataBlock == NULL) {
      pBlock = getNextBlockFromDownstream(pOperator, 0);
    } else {
      pBlock = pInfo->pPreDataBlock;
      pInfo->pPreDataBlock = NULL;
    }

    if (pBlock == NULL) {
      break;
    }

    pRes->info.scanFlag = pBlock->info.scanFlag;
    pRes->info.dataLoad = 1;
    code = setInputDataBlock(pSup, pBlock, order, pBlock->info.scanFlag, true);
    QUERY_CHECK_CODE(code, lino, _end);

    code = blockDataUpdateTsWindow(pBlock, pInfo->tsSlotId);
    QUERY_CHECK_CODE(code, lino, _end);

    // there is an scalar expression that needs to be calculated right before apply the group aggregation.
    if (pInfo->scalarSup.pExprInfo != NULL) {
      code = projectApplyFunctions(pInfo->scalarSup.pExprInfo, pBlock, pBlock, pInfo->scalarSup.pCtx,
                                   pInfo->scalarSup.numOfExprs, NULL, GET_STM_RTINFO(pOperator->pTaskInfo));
      QUERY_CHECK_CODE(code, lino, _end);
    }

    code = eventWindowAggImpl(pOperator, pInfo, pBlock);
    QUERY_CHECK_CODE(code, lino, _end);

    code = doFilter(pRes, pSup->pFilterInfo, NULL, NULL);
    QUERY_CHECK_CODE(code, lino, _end);

    if (pRes->info.rows >= pOperator->resultInfo.threshold ||
        (pRes->info.id.groupId != pInfo->groupId && pRes->info.rows > 0)) {
      (*ppRes) = pRes;
      return code;
    }
  }

_end:
  if (code != TSDB_CODE_SUCCESS) {
    qError("%s failed at line %d since %s", __func__, lino, tstrerror(code));
    pTaskInfo->code = code;
    T_LONG_JMP(pTaskInfo->env, code);
  }
  (*ppRes) =  pRes->info.rows == 0 ? NULL : pRes;
  return code;
}

static int32_t setSingleOutputTupleBufv1(SResultRowInfo* pResultRowInfo, STimeWindow* win, SResultRow** pResult,
                                         SExprSupp* pExprSup, SAggSupporter* pAggSup) {
  if (*pResult == NULL) {
    SResultRow* p = taosMemoryCalloc(1, pAggSup->resultRowSize);
    if (!p) {
      return terrno;
    }
    pResultRowInfo->cur = (SResultRowPosition){.pageId = p->pageId, .offset = p->offset};
    *pResult = p;
  }

  (*pResult)->win = *win;

  return setResultRowInitCtx(*pResult, pExprSup->pCtx, pExprSup->numOfExprs, pExprSup->rowEntryInfoOffset);
}

static int32_t doEventWindowAggImpl(SEventWindowOperatorInfo* pInfo, SExprSupp* pSup, int32_t startIndex,
                                    int32_t endIndex, const SSDataBlock* pBlock, int64_t* tsList,
                                    SExecTaskInfo* pTaskInfo) {
  int32_t code = TSDB_CODE_SUCCESS;
  SWindowRowsSup* pRowSup = &pInfo->winSup;

  int32_t numOfOutput = pSup->numOfExprs;
  int32_t numOfRows = endIndex - startIndex + 1;

  doKeepTuple(pRowSup, tsList[endIndex], endIndex, pBlock->info.id.groupId);

  code = setSingleOutputTupleBufv1(&pInfo->binfo.resultRowInfo, &pRowSup->win, &pInfo->pRow, pSup, &pInfo->aggSup);
  if (code != TSDB_CODE_SUCCESS) {  // null data, too many state code
    qError("failed to set single output tuple buffer, code:%d", code);
    return code;
  }

  updateTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pRowSup->win, 0);
  pInfo->pRow->nOrigRows += numOfRows;
  code = applyAggFunctionOnPartialTuples(pTaskInfo, pSup->pCtx, &pInfo->twAggSup.timeWindowData, startIndex, numOfRows,
                                         pBlock->info.rows, numOfOutput);
  return code;
}

int32_t eventWindowAggImpl(SOperatorInfo* pOperator, SEventWindowOperatorInfo* pInfo, SSDataBlock* pBlock) {
  int32_t          code = TSDB_CODE_SUCCESS;
  int32_t          lino = 0;
  SExecTaskInfo*   pTaskInfo = pOperator->pTaskInfo;
  SExprSupp*       pSup = &pOperator->exprSupp;
  SSDataBlock*     pRes = pInfo->binfo.pRes;
  int64_t          gid = pBlock->info.id.groupId;
  SColumnInfoData *ps = NULL, *pe = NULL;
  SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, pInfo->tsSlotId);
  QUERY_CHECK_NULL(pColInfoData, code, lino, _return, terrno);
  TSKEY*           tsList = (TSKEY*)pColInfoData->pData;
  SWindowRowsSup*  pRowSup = &pInfo->winSup;
  int32_t          rowIndex = 0;
  STrueForInfo*    pTrueForInfo = getTrueForInfo(pOperator);

  pRowSup->numOfRows = 0;
  if (pInfo->groupId == 0) {
    pInfo->groupId = gid;
  } else if (pInfo->groupId != gid) {
    // this is a new group, reset the info
    pInfo->inWindow = false;
    pInfo->groupId = gid;
    pInfo->winSup.lastTs = INT64_MIN;
    pInfo->pPreDataBlock = pBlock;
    goto _return;
  }
  pRes->info.id.groupId = pInfo->groupId;

  SFilterColumnParam param1 = {.numOfCols = taosArrayGetSize(pBlock->pDataBlock), .pDataBlock = pBlock->pDataBlock};

  code = filterSetDataFromSlotId(pInfo->pStartCondInfo, &param1);
  QUERY_CHECK_CODE(code, lino, _return);

  int32_t status1 = 0;
  code = filterExecute(pInfo->pStartCondInfo, pBlock, &ps, NULL, param1.numOfCols, &status1);
  QUERY_CHECK_CODE(code, lino, _return);

  SFilterColumnParam param2 = {.numOfCols = taosArrayGetSize(pBlock->pDataBlock), .pDataBlock = pBlock->pDataBlock};
  code = filterSetDataFromSlotId(pInfo->pEndCondInfo, &param2);
  QUERY_CHECK_CODE(code, lino, _return);

  int32_t status2 = 0;
  code = filterExecute(pInfo->pEndCondInfo, pBlock, &pe, NULL, param2.numOfCols, &status2);
  QUERY_CHECK_CODE(code, lino, _return);

  for (int32_t i = 0; i < pBlock->info.rows; ++i) {
    if (pBlock->info.scanFlag != PRE_SCAN) {
      if (pInfo->winSup.lastTs == INT64_MIN) {
        pInfo->winSup.lastTs = tsList[i];
      } else {
        if (tsList[i] == pInfo->winSup.lastTs) {
          qError("duplicate timestamp found in event window operator, groupId: %" PRId64 ", timestamp: %" PRId64,
                 gid, tsList[i]);
          code = TSDB_CODE_QRY_WINDOW_DUP_TIMESTAMP;
          QUERY_CHECK_CODE(code, lino, _return);
        } else {
          pInfo->winSup.lastTs = tsList[i];
        }
      }
    }
  }
  int32_t startIndex = pInfo->inWindow ? 0 : -1;
  while (rowIndex < pBlock->info.rows) {
    if (pInfo->inWindow) {  // let's find the first end value
      for (rowIndex = startIndex; rowIndex < pBlock->info.rows; ++rowIndex) {
        if (((bool*)pe->pData)[rowIndex]) {
          break;
        }
      }

      if (rowIndex < pBlock->info.rows) {
        code = doEventWindowAggImpl(pInfo, pSup, startIndex, rowIndex, pBlock, tsList, pTaskInfo);
        QUERY_CHECK_CODE(code, lino, _return);
        doUpdateNumOfRows(pSup->pCtx, pInfo->pRow, pSup->numOfExprs, pSup->rowEntryInfoOffset);

        if (!isTrueForSatisfied(pTrueForInfo, pRowSup->win.skey, pRowSup->win.ekey, pInfo->pRow->nOrigRows)) {
          qDebug("skip small window, groupId: %" PRId64 ", skey: %" PRId64 ", ekey: %" PRId64 ", nrows: %u",
                 pInfo->groupId, pRowSup->win.skey, pRowSup->win.ekey, pInfo->pRow->nOrigRows);
        } else {
          // check buffer size
          if (pRes->info.rows + pInfo->pRow->numOfRows >= pRes->info.capacity) {
            int32_t newSize = pRes->info.rows + pInfo->pRow->numOfRows;
            code = blockDataEnsureCapacity(pRes, newSize);
            QUERY_CHECK_CODE(code, lino, _return);
          }

          code = copyResultrowToDataBlock(pSup->pExprInfo, pSup->numOfExprs, pInfo->pRow, pSup->pCtx, pRes,
                                          pSup->rowEntryInfoOffset, pTaskInfo);
          QUERY_CHECK_CODE(code, lino, _return);

          pRes->info.rows += pInfo->pRow->numOfRows;
        }
        pInfo->pRow->numOfRows = 0;
        pInfo->pRow->nOrigRows = 0;

        pInfo->inWindow = false;
        rowIndex += 1;
      } else {
        code = doEventWindowAggImpl(pInfo, pSup, startIndex, pBlock->info.rows - 1, pBlock, tsList, pTaskInfo);
        QUERY_CHECK_CODE(code, lino, _return);
      }
    } else {  // find the first start value that is fulfill for the start condition
      for (; rowIndex < pBlock->info.rows; ++rowIndex) {
        if (((bool*)ps->pData)[rowIndex]) {
          doKeepNewWindowStartInfo(pRowSup, tsList, rowIndex, gid);
          pInfo->inWindow = true;
          startIndex = rowIndex;
          if (pInfo->pRow != NULL) {
            clearResultRowInitFlag(pSup->pCtx, pSup->numOfExprs);
          }
          break;
        }
      }

      if (pInfo->inWindow) {
        continue;  // try to find the end position
      } else {
        break;  // no valid start position, quit
      }
    }
  }

_return:

  if (code != TSDB_CODE_SUCCESS) {
    qError("%s failed at line %d since %s", __func__, lino, tstrerror(code));
  }
  colDataDestroy(ps);
  taosMemoryFree(ps);
  colDataDestroy(pe);
  taosMemoryFree(pe);

  return code;
}

1	/*
2	* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
3	*
4	* This program is free software: you can use, redistribute, and/or modify
5	* it under the terms of the GNU Affero General Public License, version 3
6	* or later ("AGPL"), as published by the Free Software Foundation.
7	*
8	* This program is distributed in the hope that it will be useful, but WITHOUT
9	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10	* FITNESS FOR A PARTICULAR PURPOSE.
11	*
12	* You should have received a copy of the GNU Affero General Public License
13	* along with this program. If not, see <http://www.gnu.org/licenses/>.
14	*/
15
16	#include "executorInt.h"
17	#include "filter.h"
18	#include "function.h"
19	#include "functionMgt.h"
20	#include "operator.h"
21	#include "querytask.h"
22	#include "tcommon.h"
23	#include "tcompare.h"
24	#include "tdatablock.h"
25	#include "ttime.h"
26
27	static int32_t eventWindowAggregateNext(SOperatorInfo* pOperator, SSDataBlock** pRes);
28	static void destroyEWindowOperatorInfo(void* param);
29	static int32_t eventWindowAggImpl(SOperatorInfo* pOperator, SEventWindowOperatorInfo* pInfo, SSDataBlock* pBlock);
30	void cleanupResultInfoInEventWindow(SOperatorInfo* pOperator, SEventWindowOperatorInfo* pInfo);
31
32	static int32_t resetEventWindowOperState(SOperatorInfo* pOper) {	×
33	SEventWindowOperatorInfo* pEvent = pOper->info;	×
34	SExecTaskInfo* pTaskInfo = pOper->pTaskInfo;	×
35	SEventWinodwPhysiNode* pPhynode = (SEventWinodwPhysiNode*)pOper->pPhyNode;	×
36	pOper->status = OP_NOT_OPENED;	×
37
38	resetBasicOperatorState(&pEvent->binfo);	×
39	taosMemoryFreeClear(pEvent->pRow);	×
40
41	pEvent->groupId = 0;	×
42	pEvent->pPreDataBlock = NULL;	×
43	pEvent->inWindow = false;	×
44	pEvent->winSup.lastTs = INT64_MIN;	×
45
46	colDataDestroy(&pEvent->twAggSup.timeWindowData);	×
47	int32_t code = initExecTimeWindowInfo(&pEvent->twAggSup.timeWindowData, &pTaskInfo->window);	×
48	cleanupResultInfoInEventWindow(pOper, pEvent);	×
49
50	if (code == 0) {	×
51	code = resetAggSup(&pOper->exprSupp, &pEvent->aggSup, pTaskInfo, pPhynode->window.pFuncs, NULL,	×
52	sizeof(int64_t) * 2 + POINTER_BYTES, pTaskInfo->id.str, NULL,	×
53	&pTaskInfo->storageAPI.functionStore);
54	}
55	if (code == 0) {	×
56	code = resetExprSupp(&pEvent->scalarSup, pTaskInfo, pPhynode->window.pExprs, NULL,	×
57	&pTaskInfo->storageAPI.functionStore);
58	}
59	return code;	×
60	}
61
62	int32_t createEventwindowOperatorInfo(SOperatorInfo* downstream, SPhysiNode* physiNode,	×
63	SExecTaskInfo* pTaskInfo, SOperatorInfo** pOptrInfo) {
64	QRY_PARAM_CHECK(pOptrInfo);	×
65
66	int32_t code = TSDB_CODE_SUCCESS;	×
67	int32_t lino = 0;	×
68	SEventWindowOperatorInfo* pInfo = taosMemoryCalloc(1, sizeof(SEventWindowOperatorInfo));	×
69	SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));	×
70	if (pInfo == NULL \|\| pOperator == NULL) {	×
71	code = terrno;	×
72	goto _error;	×
73	}
74
75	pOperator->pPhyNode = physiNode;	×
76	pOperator->exprSupp.hasWindowOrGroup = true;	×
77	pOperator->exprSupp.hasWindow = true;	×
78
79	SEventWinodwPhysiNode* pEventWindowNode = (SEventWinodwPhysiNode*)physiNode;	×
80
81	int32_t tsSlotId = ((SColumnNode*)pEventWindowNode->window.pTspk)->slotId;	×
82	code = filterInitFromNode((SNode*)pEventWindowNode->pStartCond, &pInfo->pStartCondInfo, 0,	×
83	pTaskInfo->pStreamRuntimeInfo);	×
84	QUERY_CHECK_CODE(code, lino, _error);	×
85
86	code = filterInitFromNode((SNode*)pEventWindowNode->pEndCond, &pInfo->pEndCondInfo, 0,	×
87	pTaskInfo->pStreamRuntimeInfo);	×
88	QUERY_CHECK_CODE(code, lino, _error);	×
89
90	if (pEventWindowNode->window.pExprs != NULL) {	×
91	int32_t numOfScalarExpr = 0;	×
92	SExprInfo* pScalarExprInfo = NULL;	×
93
94	code = createExprInfo(pEventWindowNode->window.pExprs, NULL, &pScalarExprInfo, &numOfScalarExpr);	×
95	QUERY_CHECK_CODE(code, lino, _error);	×
96	code = initExprSupp(&pInfo->scalarSup, pScalarExprInfo, numOfScalarExpr, &pTaskInfo->storageAPI.functionStore);	×
97	QUERY_CHECK_CODE(code, lino, _error);	×
98	}
99
100	code = filterInitFromNode((SNode*)pEventWindowNode->window.node.pConditions, &pOperator->exprSupp.pFilterInfo, 0,	×
101	pTaskInfo->pStreamRuntimeInfo);	×
102	QUERY_CHECK_CODE(code, lino, _error);	×
103
104	size_t keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;	×
105
106	int32_t num = 0;	×
107	SExprInfo* pExprInfo = NULL;	×
108	code = createExprInfo(pEventWindowNode->window.pFuncs, NULL, &pExprInfo, &num);	×
109	QUERY_CHECK_CODE(code, lino, _error);	×
110
111	initResultSizeInfo(&pOperator->resultInfo, 4096);	×
112
113	code = initAggSup(&pOperator->exprSupp, &pInfo->aggSup, pExprInfo, num, keyBufSize, pTaskInfo->id.str,	×
114	NULL, &pTaskInfo->storageAPI.functionStore);
115	QUERY_CHECK_CODE(code, lino, _error);	×
116
117	SSDataBlock* pResBlock = createDataBlockFromDescNode(pEventWindowNode->window.node.pOutputDataBlockDesc);	×
118	QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);	×
119	initBasicInfo(&pInfo->binfo, pResBlock);	×
120
121	code = blockDataEnsureCapacity(pResBlock, pOperator->resultInfo.capacity);	×
122	QUERY_CHECK_CODE(code, lino, _error);	×
123
124	initResultRowInfo(&pInfo->binfo.resultRowInfo);	×
125	pInfo->binfo.inputTsOrder = physiNode->inputTsOrder;	×
126	pInfo->binfo.outputTsOrder = physiNode->outputTsOrder;	×
127	pInfo->winSup.lastTs = INT64_MIN;	×
128
129	code = initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pTaskInfo->window);	×
130	QUERY_CHECK_CODE(code, lino, _error);	×
131
132	pInfo->tsSlotId = tsSlotId;	×
133	pInfo->pPreDataBlock = NULL;	×
134	pInfo->pOperator = pOperator;	×
135	pInfo->trueForInfo.trueForType = pEventWindowNode->trueForType;	×
136	pInfo->trueForInfo.count = pEventWindowNode->trueForCount;	×
137	pInfo->trueForInfo.duration = pEventWindowNode->trueForDuration;	×
138
139	setOperatorInfo(pOperator, "EventWindowOperator", QUERY_NODE_PHYSICAL_PLAN_MERGE_EVENT, true, OP_NOT_OPENED, pInfo,	×
140	pTaskInfo);
141	pOperator->fpSet = createOperatorFpSet(optrDummyOpenFn, eventWindowAggregateNext, NULL, destroyEWindowOperatorInfo,	×
142	optrDefaultBufFn, NULL, optrDefaultGetNextExtFn, NULL);
143
144	setOperatorResetStateFn(pOperator, resetEventWindowOperState);	×
145	code = appendDownstream(pOperator, &downstream, 1);	×
146	if (code != TSDB_CODE_SUCCESS) {	×
147	goto _error;	×
148	}
149
150	*pOptrInfo = pOperator;	×
151	return TSDB_CODE_SUCCESS;	×
152
153	_error:	×
154	if (pInfo != NULL) {	×
155	destroyEWindowOperatorInfo(pInfo);	×
156	}
157
158	destroyOperatorAndDownstreams(pOperator, &downstream, 1);	×
159	pTaskInfo->code = code;	×
160	return code;	×
161	}
162
163	void cleanupResultInfoInEventWindow(SOperatorInfo* pOperator, SEventWindowOperatorInfo* pInfo) {	×
164	if (pInfo == NULL \|\| pInfo->pRow == NULL \|\| pOperator == NULL) {	×
165	return;	×
166	}
167	SExprSupp* pSup = &pOperator->exprSupp;	×
168	for (int32_t j = 0; j < pSup->numOfExprs; ++j) {	×
169	pSup->pCtx[j].resultInfo = getResultEntryInfo(pInfo->pRow, j, pSup->rowEntryInfoOffset);	×
170	if (pSup->pCtx[j].fpSet.cleanup) {	×
171	pSup->pCtx[j].fpSet.cleanup(&pSup->pCtx[j]);	×
172	}
173	}
174	}
175
176	void destroyEWindowOperatorInfo(void* param) {	×
177	SEventWindowOperatorInfo* pInfo = (SEventWindowOperatorInfo*)param;	×
178	if (pInfo == NULL) {	×
179	return;	×
180	}
181
182	// First cleanup function contexts that may reference result buffers/state.
183	// This must happen before freeing any buffers that those cleanups might touch.
184	cleanupResultInfoInEventWindow(pInfo->pOperator, pInfo);	×
185
186	if (pInfo->pRow != NULL) {	×
187	taosMemoryFree(pInfo->pRow);	×
188	pInfo->pRow = NULL;	×
189	}
190
191	if (pInfo->pStartCondInfo != NULL) {	×
192	filterFreeInfo(pInfo->pStartCondInfo);	×
193	pInfo->pStartCondInfo = NULL;	×
194	}
195
196	if (pInfo->pEndCondInfo != NULL) {	×
197	filterFreeInfo(pInfo->pEndCondInfo);	×
198	pInfo->pEndCondInfo = NULL;	×
199	}
200
201	cleanupBasicInfo(&pInfo->binfo);	×
202	colDataDestroy(&pInfo->twAggSup.timeWindowData);	×
203	pInfo->pOperator = NULL;	×
204	cleanupAggSup(&pInfo->aggSup);	×
205	cleanupExprSupp(&pInfo->scalarSup);	×
206	taosMemoryFreeClear(param);	×
207	}
208
209	static int32_t eventWindowAggregateNext(SOperatorInfo* pOperator, SSDataBlock** ppRes) {	×
210	int32_t code = TSDB_CODE_SUCCESS;	×
211	int32_t lino = 0;	×
212	SEventWindowOperatorInfo* pInfo = pOperator->info;	×
213	SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;	×
214
215	SExprSupp* pSup = &pOperator->exprSupp;	×
216	int32_t order = pInfo->binfo.inputTsOrder;	×
217
218	SSDataBlock* pRes = pInfo->binfo.pRes;	×
219
220	blockDataCleanup(pRes);	×
221
222	SOperatorInfo* downstream = pOperator->pDownstream[0];	×
223	while (1) {	×
224	SSDataBlock* pBlock = NULL;	×
225	if (pInfo->pPreDataBlock == NULL) {	×
226	pBlock = getNextBlockFromDownstream(pOperator, 0);	×
227	} else {
228	pBlock = pInfo->pPreDataBlock;	×
229	pInfo->pPreDataBlock = NULL;	×
230	}
231
232	if (pBlock == NULL) {	×
233	break;	×
234	}
235
236	pRes->info.scanFlag = pBlock->info.scanFlag;	×
237	pRes->info.dataLoad = 1;	×
238	code = setInputDataBlock(pSup, pBlock, order, pBlock->info.scanFlag, true);	×
239	QUERY_CHECK_CODE(code, lino, _end);	×
240
241	code = blockDataUpdateTsWindow(pBlock, pInfo->tsSlotId);	×
242	QUERY_CHECK_CODE(code, lino, _end);	×
243
244	// there is an scalar expression that needs to be calculated right before apply the group aggregation.
245	if (pInfo->scalarSup.pExprInfo != NULL) {	×
246	code = projectApplyFunctions(pInfo->scalarSup.pExprInfo, pBlock, pBlock, pInfo->scalarSup.pCtx,	×
247	pInfo->scalarSup.numOfExprs, NULL, GET_STM_RTINFO(pOperator->pTaskInfo));	×
248	QUERY_CHECK_CODE(code, lino, _end);	×
249	}
250
251	code = eventWindowAggImpl(pOperator, pInfo, pBlock);	×
252	QUERY_CHECK_CODE(code, lino, _end);	×
253
254	code = doFilter(pRes, pSup->pFilterInfo, NULL, NULL);	×
255	QUERY_CHECK_CODE(code, lino, _end);	×
256
257	if (pRes->info.rows >= pOperator->resultInfo.threshold \|\|	×
258	(pRes->info.id.groupId != pInfo->groupId && pRes->info.rows > 0)) {	×
259	(*ppRes) = pRes;	×
260	return code;	×
261	}
262	}
263
264	_end:	×
265	if (code != TSDB_CODE_SUCCESS) {	×
266	qError("%s failed at line %d since %s", __func__, lino, tstrerror(code));	×
267	pTaskInfo->code = code;	×
268	T_LONG_JMP(pTaskInfo->env, code);	×
269	}
270	(*ppRes) = pRes->info.rows == 0 ? NULL : pRes;	×
271	return code;	×
272	}
273
274	static int32_t setSingleOutputTupleBufv1(SResultRowInfo* pResultRowInfo, STimeWindow* win, SResultRow** pResult,	×
275	SExprSupp* pExprSup, SAggSupporter* pAggSup) {
276	if (*pResult == NULL) {	×
277	SResultRow* p = taosMemoryCalloc(1, pAggSup->resultRowSize);	×
278	if (!p) {	×
279	return terrno;	×
280	}
281	pResultRowInfo->cur = (SResultRowPosition){.pageId = p->pageId, .offset = p->offset};	×
282	*pResult = p;	×
283	}
284
285	(pResult)->win = win;	×
286
287	return setResultRowInitCtx(*pResult, pExprSup->pCtx, pExprSup->numOfExprs, pExprSup->rowEntryInfoOffset);	×
288	}
289
290	static int32_t doEventWindowAggImpl(SEventWindowOperatorInfo* pInfo, SExprSupp* pSup, int32_t startIndex,	×
291	int32_t endIndex, const SSDataBlock* pBlock, int64_t* tsList,
292	SExecTaskInfo* pTaskInfo) {
293	int32_t code = TSDB_CODE_SUCCESS;	×
294	SWindowRowsSup* pRowSup = &pInfo->winSup;	×
295
296	int32_t numOfOutput = pSup->numOfExprs;	×
297	int32_t numOfRows = endIndex - startIndex + 1;	×
298
299	doKeepTuple(pRowSup, tsList[endIndex], endIndex, pBlock->info.id.groupId);	×
300
301	code = setSingleOutputTupleBufv1(&pInfo->binfo.resultRowInfo, &pRowSup->win, &pInfo->pRow, pSup, &pInfo->aggSup);	×
302	if (code != TSDB_CODE_SUCCESS) { // null data, too many state code	×
303	qError("failed to set single output tuple buffer, code:%d", code);	×
304	return code;	×
305	}
306
307	updateTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pRowSup->win, 0);	×
308	pInfo->pRow->nOrigRows += numOfRows;	×
309	code = applyAggFunctionOnPartialTuples(pTaskInfo, pSup->pCtx, &pInfo->twAggSup.timeWindowData, startIndex, numOfRows,	×
310	pBlock->info.rows, numOfOutput);	×
311	return code;	×
312	}
313
314	int32_t eventWindowAggImpl(SOperatorInfo* pOperator, SEventWindowOperatorInfo* pInfo, SSDataBlock* pBlock) {	×
315	int32_t code = TSDB_CODE_SUCCESS;	×
316	int32_t lino = 0;	×
317	SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;	×
318	SExprSupp* pSup = &pOperator->exprSupp;	×
319	SSDataBlock* pRes = pInfo->binfo.pRes;	×
320	int64_t gid = pBlock->info.id.groupId;	×
321	SColumnInfoData ps = NULL, pe = NULL;	×
322	SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, pInfo->tsSlotId);	×
323	QUERY_CHECK_NULL(pColInfoData, code, lino, _return, terrno);	×
324	TSKEY* tsList = (TSKEY*)pColInfoData->pData;	×
325	SWindowRowsSup* pRowSup = &pInfo->winSup;	×
326	int32_t rowIndex = 0;	×
327	STrueForInfo* pTrueForInfo = getTrueForInfo(pOperator);	×
328
329	pRowSup->numOfRows = 0;	×
330	if (pInfo->groupId == 0) {	×
331	pInfo->groupId = gid;	×
332	} else if (pInfo->groupId != gid) {	×
333	// this is a new group, reset the info
334	pInfo->inWindow = false;	×
335	pInfo->groupId = gid;	×
336	pInfo->winSup.lastTs = INT64_MIN;	×
337	pInfo->pPreDataBlock = pBlock;	×
338	goto _return;	×
339	}
340	pRes->info.id.groupId = pInfo->groupId;	×
341
342	SFilterColumnParam param1 = {.numOfCols = taosArrayGetSize(pBlock->pDataBlock), .pDataBlock = pBlock->pDataBlock};	×
343
344	code = filterSetDataFromSlotId(pInfo->pStartCondInfo, &param1);	×
345	QUERY_CHECK_CODE(code, lino, _return);	×
346
347	int32_t status1 = 0;	×
348	code = filterExecute(pInfo->pStartCondInfo, pBlock, &ps, NULL, param1.numOfCols, &status1);	×
349	QUERY_CHECK_CODE(code, lino, _return);	×
350
351	SFilterColumnParam param2 = {.numOfCols = taosArrayGetSize(pBlock->pDataBlock), .pDataBlock = pBlock->pDataBlock};	×
352	code = filterSetDataFromSlotId(pInfo->pEndCondInfo, &param2);	×
353	QUERY_CHECK_CODE(code, lino, _return);	×
354
355	int32_t status2 = 0;	×
356	code = filterExecute(pInfo->pEndCondInfo, pBlock, &pe, NULL, param2.numOfCols, &status2);	×
357	QUERY_CHECK_CODE(code, lino, _return);	×
358
359	for (int32_t i = 0; i < pBlock->info.rows; ++i) {	×
360	if (pBlock->info.scanFlag != PRE_SCAN) {	×
361	if (pInfo->winSup.lastTs == INT64_MIN) {	×
362	pInfo->winSup.lastTs = tsList[i];	×
363	} else {
364	if (tsList[i] == pInfo->winSup.lastTs) {	×
365	qError("duplicate timestamp found in event window operator, groupId: %" PRId64 ", timestamp: %" PRId64,	×
366	gid, tsList[i]);
367	code = TSDB_CODE_QRY_WINDOW_DUP_TIMESTAMP;	×
368	QUERY_CHECK_CODE(code, lino, _return);	×
369	} else {
370	pInfo->winSup.lastTs = tsList[i];	×
371	}
372	}
373	}
374	}
375	int32_t startIndex = pInfo->inWindow ? 0 : -1;	×
376	while (rowIndex < pBlock->info.rows) {	×
377	if (pInfo->inWindow) { // let's find the first end value	×
378	for (rowIndex = startIndex; rowIndex < pBlock->info.rows; ++rowIndex) {	×
379	if (((bool*)pe->pData)[rowIndex]) {	×
380	break;	×
381	}
382	}
383
384	if (rowIndex < pBlock->info.rows) {	×
385	code = doEventWindowAggImpl(pInfo, pSup, startIndex, rowIndex, pBlock, tsList, pTaskInfo);	×
386	QUERY_CHECK_CODE(code, lino, _return);	×
387	doUpdateNumOfRows(pSup->pCtx, pInfo->pRow, pSup->numOfExprs, pSup->rowEntryInfoOffset);	×
388
389	if (!isTrueForSatisfied(pTrueForInfo, pRowSup->win.skey, pRowSup->win.ekey, pInfo->pRow->nOrigRows)) {	×
390	qDebug("skip small window, groupId: %" PRId64 ", skey: %" PRId64 ", ekey: %" PRId64 ", nrows: %u",	×
391	pInfo->groupId, pRowSup->win.skey, pRowSup->win.ekey, pInfo->pRow->nOrigRows);
392	} else {
393	// check buffer size
394	if (pRes->info.rows + pInfo->pRow->numOfRows >= pRes->info.capacity) {	×
395	int32_t newSize = pRes->info.rows + pInfo->pRow->numOfRows;	×
396	code = blockDataEnsureCapacity(pRes, newSize);	×
397	QUERY_CHECK_CODE(code, lino, _return);	×
398	}
399
400	code = copyResultrowToDataBlock(pSup->pExprInfo, pSup->numOfExprs, pInfo->pRow, pSup->pCtx, pRes,	×
401	pSup->rowEntryInfoOffset, pTaskInfo);	×
402	QUERY_CHECK_CODE(code, lino, _return);	×
403
404	pRes->info.rows += pInfo->pRow->numOfRows;	×
405	}
406	pInfo->pRow->numOfRows = 0;	×
407	pInfo->pRow->nOrigRows = 0;	×
408
409	pInfo->inWindow = false;	×
410	rowIndex += 1;	×
411	} else {
412	code = doEventWindowAggImpl(pInfo, pSup, startIndex, pBlock->info.rows - 1, pBlock, tsList, pTaskInfo);	×
413	QUERY_CHECK_CODE(code, lino, _return);	×
414	}
415	} else { // find the first start value that is fulfill for the start condition
416	for (; rowIndex < pBlock->info.rows; ++rowIndex) {	×
417	if (((bool*)ps->pData)[rowIndex]) {	×
418	doKeepNewWindowStartInfo(pRowSup, tsList, rowIndex, gid);	×
419	pInfo->inWindow = true;	×
420	startIndex = rowIndex;	×
421	if (pInfo->pRow != NULL) {	×
422	clearResultRowInitFlag(pSup->pCtx, pSup->numOfExprs);	×
423	}
424	break;	×
425	}
426	}
427
428	if (pInfo->inWindow) {	×
429	continue; // try to find the end position	×
430	} else {
431	break; // no valid start position, quit	×
432	}
433	}
434	}
435
436	_return:	×
437
438	if (code != TSDB_CODE_SUCCESS) {	×
439	qError("%s failed at line %d since %s", __func__, lino, tstrerror(code));	×
440	}
441	colDataDestroy(ps);	×
442	taosMemoryFree(ps);	×
443	colDataDestroy(pe);	×
444	taosMemoryFree(pe);	×
445
446	return code;	×
447	}

taosdata / TDengine / #4986

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