homework-jianmu/src/query/inc/qUtil.h

93 lines
3.9 KiB
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/>.
*/
#ifndef TDENGINE_QUERYUTIL_H
#define TDENGINE_QUERYUTIL_H
#include "tbuffer.h"
#define SET_RES_WINDOW_KEY(_k, _ori, _len, _uid) \
do { \
assert(sizeof(_uid) == sizeof(uint64_t)); \
*(uint64_t *)(_k) = (_uid); \
memcpy((_k) + sizeof(uint64_t), (_ori), (_len)); \
} while (0)
#define GET_RES_WINDOW_KEY_LEN(_l) ((_l) + sizeof(uint64_t))
#define curTimeWindowIndex(_winres) ((_winres)->curIndex)
#define GET_ROW_PARAM_FOR_MULTIOUTPUT(_q, tbq, sq) (((tbq) && (!(sq)))? (_q)->pExpr1[1].base.arg->argValue.i64:1)
int32_t getOutputInterResultBufSize(SQuery* pQuery);
size_t getResultRowSize(SQueryRuntimeEnv* pRuntimeEnv);
int32_t initResultRowInfo(SResultRowInfo* pResultRowInfo, int32_t size, int16_t type);
void cleanupResultRowInfo(SResultRowInfo* pResultRowInfo);
void resetResultRowInfo(SQueryRuntimeEnv* pRuntimeEnv, SResultRowInfo* pResultRowInfo);
int32_t numOfClosedResultRows(SResultRowInfo* pResultRowInfo);
void closeAllResultRows(SResultRowInfo* pResultRowInfo);
int32_t initResultRow(SResultRow *pResultRow);
void closeResultRow(SResultRowInfo* pResultRowInfo, int32_t slot);
bool isResultRowClosed(SResultRowInfo *pResultRowInfo, int32_t slot);
void clearResultRow(SQueryRuntimeEnv* pRuntimeEnv, SResultRow* pResultRow, int16_t type);
SResultRowCellInfo* getResultCell(const SResultRow* pRow, int32_t index, int32_t* offset);
static FORCE_INLINE SResultRow *getResultRow(SResultRowInfo *pResultRowInfo, int32_t slot) {
assert(pResultRowInfo != NULL && slot >= 0 && slot < pResultRowInfo->size);
return pResultRowInfo->pResult[slot];
}
static FORCE_INLINE char *getPosInResultPage(SQuery *pQuery, tFilePage* page, int32_t rowOffset, int16_t offset) {
assert(rowOffset >= 0 && pQuery != NULL);
int32_t numOfRows = (int32_t)GET_ROW_PARAM_FOR_MULTIOUTPUT(pQuery, pQuery->topBotQuery, pQuery->stableQuery);
return ((char *)page->data) + rowOffset + offset * numOfRows;
}
bool isNullOperator(SColumnFilterElem *pFilter, const char* minval, const char* maxval, int16_t type);
bool notNullOperator(SColumnFilterElem *pFilter, const char* minval, const char* maxval, int16_t type);
__filter_func_t getFilterOperator(int32_t lowerOptr, int32_t upperOptr);
SResultRowPool* initResultRowPool(size_t size);
SResultRow* getNewResultRow(SResultRowPool* p);
int64_t getResultRowPoolMemSize(SResultRowPool* p);
void* destroyResultRowPool(SResultRowPool* p);
int32_t getNumOfAllocatedResultRows(SResultRowPool* p);
int32_t getNumOfUsedResultRows(SResultRowPool* p);
typedef struct {
SArray* pResult; // SArray<SResPair>
int32_t colId;
} SStddevInterResult;
void interResToBinary(SBufferWriter* bw, SArray* pRes, int32_t tagLen);
SArray* interResFromBinary(const char* data, int32_t len);
void freeInterResult(void* param);
void initGroupResInfo(SGroupResInfo* pGroupResInfo, SResultRowInfo* pResultInfo);
void cleanupGroupResInfo(SGroupResInfo* pGroupResInfo);
bool hasRemainDataInCurrentGroup(SGroupResInfo* pGroupResInfo);
bool hasRemainData(SGroupResInfo* pGroupResInfo);
bool incNextGroup(SGroupResInfo* pGroupResInfo);
int32_t getNumOfTotalRes(SGroupResInfo* pGroupResInfo);
int32_t mergeIntoGroupResult(SGroupResInfo* pGroupResInfo, SQueryRuntimeEnv *pRuntimeEnv, int32_t* offset);
#endif // TDENGINE_QUERYUTIL_H