homework-jianmu/include/common/tdatablock.h

130 lines
4.7 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 _TD_COMMON_EP_H_
#define _TD_COMMON_EP_H_
#include "tcommon.h"
#include "tmsg.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct SCorEpSet {
int32_t version;
SEpSet epSet;
} SCorEpSet;
typedef struct SBlockOrderInfo {
int32_t order;
int32_t colIndex;
SColumnInfoData* pColData;
} SBlockOrderInfo;
int32_t taosGetFqdnPortFromEp(const char* ep, SEp* pEp);
void addEpIntoEpSet(SEpSet* pEpSet, const char* fqdn, uint16_t port);
bool isEpsetEqual(const SEpSet* s1, const SEpSet* s2);
void updateEpSet_s(SCorEpSet* pEpSet, SEpSet* pNewEpSet);
SEpSet getEpSet_s(SCorEpSet* pEpSet);
#define NBIT (3u)
#define BitPos(_n) ((_n) & ((1 << NBIT) - 1))
#define BMCharPos(bm_, r_) ((bm_)[(r_) >> NBIT])
#define colDataIsNull_f(bm_, r_) ((BMCharPos(bm_, r_) & (1u << (7u - BitPos(r_)))) == (1u << (7u - BitPos(r_))))
#define colDataSetNull_f(bm_, r_) \
do { \
BMCharPos(bm_, r_) |= (1u << (7u - BitPos(r_))); \
} while (0)
static FORCE_INLINE bool colDataIsNull(const SColumnInfoData* pColumnInfoData, uint32_t totalRows, uint32_t row,
SColumnDataAgg* pColAgg) {
if (!pColumnInfoData->hasNull) {
return false;
}
if (pColAgg != NULL) {
if (pColAgg->numOfNull == totalRows) {
ASSERT(pColumnInfoData->nullbitmap == NULL);
return true;
} else if (pColAgg->numOfNull == 0) {
ASSERT(pColumnInfoData->nullbitmap == NULL);
return false;
}
}
if (IS_VAR_DATA_TYPE(pColumnInfoData->info.type)) {
return pColumnInfoData->varmeta.offset[row] == -1;
} else {
if (pColumnInfoData->nullbitmap == NULL) {
return false;
}
return colDataIsNull_f(pColumnInfoData->nullbitmap, row);
}
}
#define BitmapLen(_n) (((_n) + ((1<<NBIT)-1)) >> NBIT)
#define colDataGetData(p1_, r_) \
((IS_VAR_DATA_TYPE((p1_)->info.type)) ? ((p1_)->pData + (p1_)->varmeta.offset[(r_)]) \
: ((p1_)->pData + ((r_) * (p1_)->info.bytes)))
int32_t colDataAppend(SColumnInfoData* pColumnInfoData, uint32_t currentRow, const char* pData, bool isNull);
int32_t colDataMergeCol(SColumnInfoData* pColumnInfoData, uint32_t numOfRow1, const SColumnInfoData* pSource,
uint32_t numOfRow2);
int32_t blockDataUpdateTsWindow(SSDataBlock* pDataBlock);
int32_t colDataGetLength(const SColumnInfoData* pColumnInfoData, int32_t numOfRows);
void colDataTrim(SColumnInfoData* pColumnInfoData);
size_t colDataGetNumOfCols(const SSDataBlock* pBlock);
size_t colDataGetNumOfRows(const SSDataBlock* pBlock);
int32_t blockDataMerge(SSDataBlock* pDest, const SSDataBlock* pSrc);
int32_t blockDataSplitRows(SSDataBlock* pBlock, bool hasVarCol, int32_t startIndex, int32_t* stopIndex,
int32_t pageSize);
SSDataBlock* blockDataExtractBlock(SSDataBlock* pBlock, int32_t startIndex, int32_t rowCount);
int32_t blockDataToBuf(char* buf, const SSDataBlock* pBlock);
int32_t blockDataFromBuf(SSDataBlock* pBlock, const char* buf);
size_t blockDataGetSize(const SSDataBlock* pBlock);
size_t blockDataGetRowSize(const SSDataBlock* pBlock);
double blockDataGetSerialRowSize(const SSDataBlock* pBlock);
size_t blockDataGetSerialMetaSize(const SSDataBlock* pBlock);
SSchema* blockDataExtractSchema(const SSDataBlock* pBlock, int32_t* numOfCols);
int32_t blockDataSort(SSDataBlock* pDataBlock, SArray* pOrderInfo, bool nullFirst);
int32_t blockDataSort_rv(SSDataBlock* pDataBlock, SArray* pOrderInfo, bool nullFirst);
int32_t blockDataEnsureColumnCapacity(SColumnInfoData* pColumn, uint32_t numOfRows);
int32_t blockDataEnsureCapacity(SSDataBlock* pDataBlock, uint32_t numOfRows);
void blockDataClearup(SSDataBlock* pDataBlock, bool hasVarCol);
SSDataBlock* createOneDataBlock(const SSDataBlock* pDataBlock);
size_t blockDataGetCapacityInRow(const SSDataBlock* pBlock, size_t pageSize);
void* blockDataDestroy(SSDataBlock* pBlock);
#ifdef __cplusplus
}
#endif
#endif /*_TD_COMMON_EP_H_*/