417 lines
18 KiB
C
417 lines
18 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TDENGINE_STORAGEAPI_H
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#define TDENGINE_STORAGEAPI_H
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#include "function.h"
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#include "index.h"
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#include "taosdef.h"
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#include "tcommon.h"
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#include "tmsg.h"
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#include "tscalablebf.h"
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#include "tsimplehash.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define TIMEWINDOW_RANGE_CONTAINED 1
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#define TIMEWINDOW_RANGE_EXTERNAL 2
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#define CACHESCAN_RETRIEVE_TYPE_ALL 0x1
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#define CACHESCAN_RETRIEVE_TYPE_SINGLE 0x2
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#define CACHESCAN_RETRIEVE_LAST_ROW 0x4
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#define CACHESCAN_RETRIEVE_LAST 0x8
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#define META_READER_NOLOCK 0x1
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typedef struct SMeta SMeta;
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typedef TSKEY (*GetTsFun)(void*);
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typedef struct SMetaEntry {
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int64_t version;
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int8_t type;
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int8_t flags; // TODO: need refactor?
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tb_uid_t uid;
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char* name;
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union {
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struct {
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SSchemaWrapper schemaRow;
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SSchemaWrapper schemaTag;
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SRSmaParam rsmaParam;
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} stbEntry;
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struct {
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int64_t btime;
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int32_t ttlDays;
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int32_t commentLen;
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char* comment;
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tb_uid_t suid;
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uint8_t* pTags;
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} ctbEntry;
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struct {
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int64_t btime;
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int32_t ttlDays;
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int32_t commentLen;
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char* comment;
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int32_t ncid; // next column id
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SSchemaWrapper schemaRow;
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} ntbEntry;
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struct {
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STSma* tsma;
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} smaEntry;
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};
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uint8_t* pBuf;
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} SMetaEntry;
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typedef struct SMetaReader {
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int32_t flags;
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void* pMeta;
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SDecoder coder;
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SMetaEntry me;
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void* pBuf;
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int32_t szBuf;
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struct SStoreMeta* pAPI;
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} SMetaReader;
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typedef struct SMTbCursor {
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void* pMeta;
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void* pDbc;
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void* pKey;
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void* pVal;
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int32_t kLen;
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int32_t vLen;
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SMetaReader mr;
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int8_t paused;
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} SMTbCursor;
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typedef struct SRowBuffPos {
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void* pRowBuff;
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void* pKey;
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bool beFlushed;
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bool beUsed;
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} SRowBuffPos;
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// tq
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typedef struct SMetaTableInfo {
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int64_t suid;
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int64_t uid;
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SSchemaWrapper* schema;
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char tbName[TSDB_TABLE_NAME_LEN];
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} SMetaTableInfo;
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typedef struct SSnapContext {
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SMeta* pMeta; // todo remove it
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int64_t snapVersion;
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void* pCur;
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int64_t suid;
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int8_t subType;
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SHashObj* idVersion;
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SHashObj* suidInfo;
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SArray* idList;
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int32_t index;
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int8_t withMeta;
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int8_t queryMeta; // true-get meta, false-get data
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} SSnapContext;
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typedef struct {
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int64_t uid;
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int64_t ctbNum;
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} SMetaStbStats;
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// void tqReaderSetColIdList(STqReader *pReader, SArray *pColIdList);
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// int32_t tqReaderSetTbUidList(STqReader *pReader, const SArray *tbUidList);
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// int32_t tqReaderAddTbUidList(STqReader *pReader, const SArray *pTableUidList);
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// int32_t tqReaderRemoveTbUidList(STqReader *pReader, const SArray *tbUidList);
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// bool tqReaderIsQueriedTable(STqReader* pReader, uint64_t uid);
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// bool tqCurrentBlockConsumed(const STqReader* pReader);
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// int32_t tqReaderSeek(STqReader *pReader, int64_t ver, const char *id);
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// bool tqNextBlockInWal(STqReader* pReader, const char* idstr);
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// bool tqNextBlockImpl(STqReader *pReader, const char* idstr);
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// int32_t getTableInfoFromSnapshot(SSnapContext *ctx, void **pBuf, int32_t *contLen, int16_t *type, int64_t
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// *uid); SMetaTableInfo getMetaTableInfoFromSnapshot(SSnapContext *ctx); int32_t setForSnapShot(SSnapContext
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// *ctx, int64_t uid); int32_t destroySnapContext(SSnapContext *ctx);
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// clang-format off
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/*-------------------------------------------------new api format---------------------------------------------------*/
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typedef struct TsdReader {
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int32_t (*tsdReaderOpen)(void* pVnode, SQueryTableDataCond* pCond, void* pTableList, int32_t numOfTables,
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SSDataBlock* pResBlock, void** ppReader, const char* idstr, bool countOnly,
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SHashObj** pIgnoreTables);
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void (*tsdReaderClose)();
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void (*tsdSetReaderTaskId)(void *pReader, const char *pId);
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int32_t (*tsdSetQueryTableList)();
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int32_t (*tsdNextDataBlock)();
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int32_t (*tsdReaderRetrieveBlockSMAInfo)();
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SSDataBlock *(*tsdReaderRetrieveDataBlock)();
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void (*tsdReaderReleaseDataBlock)();
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int32_t (*tsdReaderResetStatus)();
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int32_t (*tsdReaderGetDataBlockDistInfo)();
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int64_t (*tsdReaderGetNumOfInMemRows)();
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void (*tsdReaderNotifyClosing)();
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} TsdReader;
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typedef struct SStoreCacheReader {
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int32_t (*openReader)(void *pVnode, int32_t type, void *pTableIdList, int32_t numOfTables, int32_t numOfCols,
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SArray *pCidList, int32_t *pSlotIds, uint64_t suid, void **pReader, const char *idstr);
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void *(*closeReader)(void *pReader);
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int32_t (*retrieveRows)(void *pReader, SSDataBlock *pResBlock, const int32_t *slotIds, const int32_t *dstSlotIds,
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SArray *pTableUidList);
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int32_t (*reuseReader)(void *pReader, void *pTableIdList, int32_t numOfTables);
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} SStoreCacheReader;
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// clang-format on
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/*------------------------------------------------------------------------------------------------------------------*/
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/*
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void tqReaderSetColIdList(STqReader *pReader, SArray *pColIdList);
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int32_t tqReaderSetTbUidList(STqReader *pReader, const SArray *tbUidList);
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int32_t tqReaderAddTbUidList(STqReader *pReader, const SArray *pTableUidList);
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int32_t tqReaderRemoveTbUidList(STqReader *pReader, const SArray *tbUidList);
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bool tqReaderIsQueriedTable(STqReader* pReader, uint64_t uid);
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bool tqCurrentBlockConsumed(const STqReader* pReader);
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int32_t tqReaderSeek(STqReader *pReader, int64_t ver, const char *id);
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bool tqNextBlockInWal(STqReader* pReader, const char* idstr);
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bool tqNextBlockImpl(STqReader *pReader, const char* idstr);
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int32_t tqRetrieveDataBlock(STqReader *pReader, SSDataBlock **pRes, const char* idstr);
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STqReader *tqReaderOpen(void *pVnode);
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void tqReaderClose(STqReader *);
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int32_t tqReaderSetSubmitMsg(STqReader *pReader, void *msgStr, int32_t msgLen, int64_t ver);
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bool tqNextDataBlockFilterOut(STqReader *pReader, SHashObj *filterOutUids);
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SWalReader* tqGetWalReader(STqReader* pReader);
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int32_t tqRetrieveTaosxBlock(STqReader *pReader, SArray *blocks, SArray *schemas, SSubmitTbData **pSubmitTbDataRet);
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*/
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// todo rename
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typedef struct SStoreTqReader {
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struct STqReader* (*tqReaderOpen)();
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void (*tqReaderClose)();
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int32_t (*tqReaderSeek)();
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int32_t (*tqRetrieveBlock)();
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bool (*tqReaderNextBlockInWal)();
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bool (*tqNextBlockImpl)(); // todo remove it
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SSDataBlock* (*tqGetResultBlock)();
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void (*tqReaderSetColIdList)();
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int32_t (*tqReaderSetQueryTableList)();
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int32_t (*tqReaderAddTables)();
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int32_t (*tqReaderRemoveTables)();
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bool (*tqReaderIsQueriedTable)();
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bool (*tqReaderCurrentBlockConsumed)();
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struct SWalReader* (*tqReaderGetWalReader)(); // todo remove it
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int32_t (*tqReaderRetrieveTaosXBlock)(); // todo remove it
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int32_t (*tqReaderSetSubmitMsg)(); // todo remove it
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bool (*tqReaderNextBlockFilterOut)();
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} SStoreTqReader;
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typedef struct SStoreSnapshotFn {
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int32_t (*setForSnapShot)(SSnapContext* ctx, int64_t uid);
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int32_t (*destroySnapshot)(SSnapContext* ctx);
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SMetaTableInfo (*getMetaTableInfoFromSnapshot)(SSnapContext* ctx);
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int32_t (*getTableInfoFromSnapshot)(SSnapContext* ctx, void** pBuf, int32_t* contLen, int16_t* type, int64_t* uid);
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} SStoreSnapshotFn;
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typedef struct SStoreMeta {
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SMTbCursor* (*openTableMetaCursor)(void* pVnode); // metaOpenTbCursor
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void (*closeTableMetaCursor)(SMTbCursor* pTbCur); // metaCloseTbCursor
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void (*pauseTableMetaCursor)(SMTbCursor* pTbCur); // metaPauseTbCursor
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void (*resumeTableMetaCursor)(SMTbCursor* pTbCur, int8_t first); // metaResumeTbCursor
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int32_t (*cursorNext)(SMTbCursor* pTbCur, ETableType jumpTableType); // metaTbCursorNext
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int32_t (*cursorPrev)(SMTbCursor* pTbCur, ETableType jumpTableType); // metaTbCursorPrev
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int32_t (*getTableTags)(void* pVnode, uint64_t suid, SArray* uidList);
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int32_t (*getTableTagsByUid)(void* pVnode, int64_t suid, SArray* uidList);
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const void* (*extractTagVal)(const void* tag, int16_t type, STagVal* tagVal); // todo remove it
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int32_t (*getTableUidByName)(void* pVnode, char* tbName, uint64_t* uid);
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int32_t (*getTableTypeByName)(void* pVnode, char* tbName, ETableType* tbType);
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int32_t (*getTableNameByUid)(void* pVnode, uint64_t uid, char* tbName);
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bool (*isTableExisted)(void* pVnode, tb_uid_t uid);
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int32_t (*metaGetCachedTbGroup)(void* pVnode, tb_uid_t suid, const uint8_t* pKey, int32_t keyLen, SArray** pList);
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int32_t (*metaPutTbGroupToCache)(void* pVnode, uint64_t suid, const void* pKey, int32_t keyLen, void* pPayload,
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int32_t payloadLen);
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int32_t (*getCachedTableList)(void* pVnode, tb_uid_t suid, const uint8_t* pKey, int32_t keyLen, SArray* pList1,
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bool* acquireRes);
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int32_t (*putCachedTableList)(void* pVnode, uint64_t suid, const void* pKey, int32_t keyLen, void* pPayload,
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int32_t payloadLen, double selectivityRatio);
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void* (*storeGetIndexInfo)();
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void* (*getInvertIndex)(void* pVnode);
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int32_t (*getChildTableList)(
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void* pVnode, int64_t suid,
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SArray* list); // support filter and non-filter cases. [vnodeGetCtbIdList & vnodeGetCtbIdListByFilter]
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int32_t (*storeGetTableList)(void* pVnode, int8_t type, SArray* pList); // vnodeGetStbIdList & vnodeGetAllTableList
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void* storeGetVersionRange;
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void* storeGetLastTimestamp;
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int32_t (*getTableSchema)(void* pVnode, int64_t uid, STSchema** pSchema, int64_t* suid); // tsdbGetTableSchema
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// db name, vgId, numOfTables, numOfSTables
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int32_t (*getNumOfChildTables)(
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void* pVnode, int64_t uid,
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int64_t* numOfTables); // int32_t metaGetStbStats(SMeta *pMeta, int64_t uid, SMetaStbStats *pInfo);
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void (*getBasicInfo)(void* pVnode, const char** dbname, int32_t* vgId, int64_t* numOfTables,
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int64_t* numOfNormalTables); // vnodeGetInfo(void *pVnode, const char **dbname, int32_t *vgId) &
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// metaGetTbNum(SMeta *pMeta) & metaGetNtbNum(SMeta *pMeta);
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int64_t (*getNumOfRowsInMem)(void* pVnode);
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/**
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int32_t vnodeGetCtbIdList(void *pVnode, int64_t suid, SArray *list);
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int32_t vnodeGetCtbIdListByFilter(void *pVnode, int64_t suid, SArray *list, bool (*filter)(void *arg), void *arg);
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int32_t vnodeGetStbIdList(void *pVnode, int64_t suid, SArray *list);
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*/
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} SStoreMeta;
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typedef struct SStoreMetaReader {
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void (*initReader)(SMetaReader* pReader, void* pVnode, int32_t flags, SStoreMeta* pAPI);
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void (*clearReader)(SMetaReader* pReader);
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void (*readerReleaseLock)(SMetaReader* pReader);
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int32_t (*getTableEntryByUid)(SMetaReader* pReader, tb_uid_t uid);
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int32_t (*getTableEntryByName)(SMetaReader* pReader, const char* name);
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int32_t (*getEntryGetUidCache)(SMetaReader* pReader, tb_uid_t uid);
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} SStoreMetaReader;
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typedef struct SUpdateInfo {
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SArray* pTsBuckets;
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uint64_t numBuckets;
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SArray* pTsSBFs;
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uint64_t numSBFs;
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int64_t interval;
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int64_t watermark;
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TSKEY minTS;
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SScalableBf* pCloseWinSBF;
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SHashObj* pMap;
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uint64_t maxDataVersion;
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} SUpdateInfo;
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typedef struct {
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void* iter; // rocksdb_iterator_t* iter;
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void* snapshot; // rocksdb_snapshot_t* snapshot;
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void* readOpt; // rocksdb_readoptions_t* readOpt;
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void* db; // rocksdb_t* db;
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void* pCur;
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int64_t number;
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} SStreamStateCur;
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typedef struct SStateStore {
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int32_t (*streamStatePutParName)(SStreamState* pState, int64_t groupId, const char* tbname);
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int32_t (*streamStateGetParName)(SStreamState* pState, int64_t groupId, void** pVal);
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int32_t (*streamStateAddIfNotExist)(SStreamState* pState, const SWinKey* key, void** pVal, int32_t* pVLen);
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int32_t (*streamStateReleaseBuf)(SStreamState* pState, const SWinKey* key, void* pVal);
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void (*streamStateFreeVal)(void* val);
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int32_t (*streamStatePut)(SStreamState* pState, const SWinKey* key, const void* value, int32_t vLen);
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int32_t (*streamStateGet)(SStreamState* pState, const SWinKey* key, void** pVal, int32_t* pVLen);
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bool (*streamStateCheck)(SStreamState* pState, const SWinKey* key);
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int32_t (*streamStateGetByPos)(SStreamState* pState, void* pos, void** pVal);
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int32_t (*streamStateDel)(SStreamState* pState, const SWinKey* key);
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int32_t (*streamStateClear)(SStreamState* pState);
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void (*streamStateSetNumber)(SStreamState* pState, int32_t number);
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int32_t (*streamStateSaveInfo)(SStreamState* pState, void* pKey, int32_t keyLen, void* pVal, int32_t vLen);
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int32_t (*streamStateGetInfo)(SStreamState* pState, void* pKey, int32_t keyLen, void** pVal, int32_t* pLen);
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int32_t (*streamStateFillPut)(SStreamState* pState, const SWinKey* key, const void* value, int32_t vLen);
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int32_t (*streamStateFillGet)(SStreamState* pState, const SWinKey* key, void** pVal, int32_t* pVLen);
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int32_t (*streamStateFillDel)(SStreamState* pState, const SWinKey* key);
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int32_t (*streamStateCurNext)(SStreamState* pState, SStreamStateCur* pCur);
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int32_t (*streamStateCurPrev)(SStreamState* pState, SStreamStateCur* pCur);
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SStreamStateCur* (*streamStateGetAndCheckCur)(SStreamState* pState, SWinKey* key);
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SStreamStateCur* (*streamStateSeekKeyNext)(SStreamState* pState, const SWinKey* key);
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SStreamStateCur* (*streamStateFillSeekKeyNext)(SStreamState* pState, const SWinKey* key);
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SStreamStateCur* (*streamStateFillSeekKeyPrev)(SStreamState* pState, const SWinKey* key);
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void (*streamStateFreeCur)(SStreamStateCur* pCur);
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int32_t (*streamStateGetGroupKVByCur)(SStreamStateCur* pCur, SWinKey* pKey, const void** pVal, int32_t* pVLen);
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int32_t (*streamStateGetKVByCur)(SStreamStateCur* pCur, SWinKey* pKey, const void** pVal, int32_t* pVLen);
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int32_t (*streamStateSessionAddIfNotExist)(SStreamState* pState, SSessionKey* key, TSKEY gap, void** pVal,
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int32_t* pVLen);
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int32_t (*streamStateSessionPut)(SStreamState* pState, const SSessionKey* key, const void* value, int32_t vLen);
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int32_t (*streamStateSessionGet)(SStreamState* pState, SSessionKey* key, void** pVal, int32_t* pVLen);
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int32_t (*streamStateSessionDel)(SStreamState* pState, const SSessionKey* key);
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int32_t (*streamStateSessionClear)(SStreamState* pState);
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int32_t (*streamStateSessionGetKVByCur)(SStreamStateCur* pCur, SSessionKey* pKey, void** pVal, int32_t* pVLen);
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int32_t (*streamStateStateAddIfNotExist)(SStreamState* pState, SSessionKey* key, char* pKeyData, int32_t keyDataLen,
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state_key_cmpr_fn fn, void** pVal, int32_t* pVLen);
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int32_t (*streamStateSessionGetKeyByRange)(SStreamState* pState, const SSessionKey* range, SSessionKey* curKey);
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SUpdateInfo* (*updateInfoInit)(int64_t interval, int32_t precision, int64_t watermark);
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TSKEY (*updateInfoFillBlockData)(SUpdateInfo* pInfo, SSDataBlock* pBlock, int32_t primaryTsCol);
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bool (*updateInfoIsUpdated)(SUpdateInfo* pInfo, uint64_t tableId, TSKEY ts);
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bool (*updateInfoIsTableInserted)(SUpdateInfo* pInfo, int64_t tbUid);
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void (*updateInfoDestroy)(SUpdateInfo* pInfo);
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void (*windowSBfDelete)(SUpdateInfo *pInfo, uint64_t count);
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void (*windowSBfAdd)(SUpdateInfo *pInfo, uint64_t count);
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SUpdateInfo* (*updateInfoInitP)(SInterval* pInterval, int64_t watermark);
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void (*updateInfoAddCloseWindowSBF)(SUpdateInfo* pInfo);
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void (*updateInfoDestoryColseWinSBF)(SUpdateInfo* pInfo);
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int32_t (*updateInfoSerialize)(void* buf, int32_t bufLen, const SUpdateInfo* pInfo);
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int32_t (*updateInfoDeserialize)(void* buf, int32_t bufLen, SUpdateInfo* pInfo);
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SStreamStateCur* (*streamStateSessionSeekKeyNext)(SStreamState* pState, const SSessionKey* key);
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SStreamStateCur* (*streamStateSessionSeekKeyCurrentPrev)(SStreamState* pState, const SSessionKey* key);
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SStreamStateCur* (*streamStateSessionSeekKeyCurrentNext)(SStreamState* pState, const SSessionKey* key);
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struct SStreamFileState* (*streamFileStateInit)(int64_t memSize, uint32_t keySize, uint32_t rowSize,
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uint32_t selectRowSize, GetTsFun fp, void* pFile, TSKEY delMark, const char*id);
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void (*streamFileStateDestroy)(struct SStreamFileState* pFileState);
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void (*streamFileStateClear)(struct SStreamFileState* pFileState);
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bool (*needClearDiskBuff)(struct SStreamFileState* pFileState);
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SStreamState* (*streamStateOpen)(char* path, void* pTask, bool specPath, int32_t szPage, int32_t pages);
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void (*streamStateClose)(SStreamState* pState, bool remove);
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int32_t (*streamStateBegin)(SStreamState* pState);
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int32_t (*streamStateCommit)(SStreamState* pState);
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void (*streamStateDestroy)(SStreamState* pState, bool remove);
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int32_t (*streamStateDeleteCheckPoint)(SStreamState* pState, TSKEY mark);
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void (*streamStateReloadInfo)(SStreamState* pState, TSKEY ts);
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} SStateStore;
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typedef struct SStorageAPI {
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SStoreMeta metaFn; // todo: refactor
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TsdReader tsdReader;
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SStoreMetaReader metaReaderFn;
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SStoreCacheReader cacheFn;
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SStoreSnapshotFn snapshotFn;
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SStoreTqReader tqReaderFn;
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SStateStore stateStore;
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SMetaDataFilterAPI metaFilter;
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SFunctionStateStore functionStore;
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} SStorageAPI;
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#ifdef __cplusplus
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}
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#endif
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#endif // TDENGINE_STORAGEAPI_H
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