homework-jianmu/source/dnode/vnode/src/inc/vnodeInt.h

504 lines
19 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_VNODE_DEF_H_
#define _TD_VNODE_DEF_H_
#include "executor.h"
#include "filter.h"
#include "qworker.h"
#include "rocksdb/c.h"
#include "sync.h"
#include "tRealloc.h"
#include "tchecksum.h"
#include "tcoding.h"
#include "tcompare.h"
#include "tcompression.h"
#include "tdatablock.h"
#include "tdb.h"
#include "tencode.h"
#include "tfs.h"
#include "tglobal.h"
#include "tjson.h"
#include "tlist.h"
#include "tlockfree.h"
#include "tlosertree.h"
#include "tlrucache.h"
#include "tmsgcb.h"
#include "trbtree.h"
#include "tref.h"
#include "tskiplist.h"
#include "tstream.h"
#include "ttime.h"
#include "ttimer.h"
#include "wal.h"
#include "vnode.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct SVnodeInfo SVnodeInfo;
typedef struct SMeta SMeta;
typedef struct SSma SSma;
typedef struct STsdb STsdb;
typedef struct STQ STQ;
typedef struct SVState SVState;
typedef struct SVStatis SVStatis;
typedef struct SVBufPool SVBufPool;
typedef struct SQueueWorker SQHandle;
typedef struct STsdbKeepCfg STsdbKeepCfg;
typedef struct SMetaSnapReader SMetaSnapReader;
typedef struct SMetaSnapWriter SMetaSnapWriter;
typedef struct STsdbSnapReader STsdbSnapReader;
typedef struct STsdbSnapWriter STsdbSnapWriter;
typedef struct STqSnapReader STqSnapReader;
typedef struct STqSnapWriter STqSnapWriter;
typedef struct STqOffsetReader STqOffsetReader;
typedef struct STqOffsetWriter STqOffsetWriter;
typedef struct SStreamTaskReader SStreamTaskReader;
typedef struct SStreamTaskWriter SStreamTaskWriter;
typedef struct SStreamStateReader SStreamStateReader;
typedef struct SStreamStateWriter SStreamStateWriter;
typedef struct SRSmaSnapReader SRSmaSnapReader;
typedef struct SRSmaSnapWriter SRSmaSnapWriter;
typedef struct SSnapDataHdr SSnapDataHdr;
typedef struct SCommitInfo SCommitInfo;
typedef struct SCompactInfo SCompactInfo;
typedef struct SQueryNode SQueryNode;
#define VNODE_META_DIR "meta"
#define VNODE_TSDB_DIR "tsdb"
#define VNODE_TQ_DIR "tq"
#define VNODE_WAL_DIR "wal"
#define VNODE_TSMA_DIR "tsma"
#define VNODE_RSMA_DIR "rsma"
#define VNODE_RSMA0_DIR "tsdb"
#define VNODE_RSMA1_DIR "rsma1"
#define VNODE_RSMA2_DIR "rsma2"
#define VNODE_BUFPOOL_SEGMENTS 3
#define VND_INFO_FNAME "vnode.json"
// vnd.h
typedef int32_t (*_query_reseek_func_t)(void* pQHandle);
struct SQueryNode {
SQueryNode* pNext;
SQueryNode** ppNext;
void* pQHandle;
_query_reseek_func_t reseek;
};
#if 1 // refact APIs below (TODO)
typedef SVCreateTbReq STbCfg;
typedef SVCreateTSmaReq SSmaCfg;
SMTbCursor* metaOpenTbCursor(void* pVnode);
void metaCloseTbCursor(SMTbCursor* pTbCur);
void metaPauseTbCursor(SMTbCursor* pTbCur);
void metaResumeTbCursor(SMTbCursor* pTbCur, int8_t first);
int32_t metaTbCursorNext(SMTbCursor* pTbCur, ETableType jumpTableType);
int32_t metaTbCursorPrev(SMTbCursor* pTbCur, ETableType jumpTableType);
#endif
void* vnodeBufPoolMalloc(SVBufPool* pPool, int size);
void* vnodeBufPoolMallocAligned(SVBufPool* pPool, int size);
void vnodeBufPoolFree(SVBufPool* pPool, void* p);
void vnodeBufPoolRef(SVBufPool* pPool);
void vnodeBufPoolUnRef(SVBufPool* pPool, bool proactive);
int vnodeDecodeInfo(uint8_t* pData, SVnodeInfo* pInfo);
int32_t vnodeBufPoolRegisterQuery(SVBufPool* pPool, SQueryNode* pQNode);
void vnodeBufPoolDeregisterQuery(SVBufPool* pPool, SQueryNode* pQNode, bool proactive);
// meta
typedef struct SMCtbCursor SMCtbCursor;
typedef struct SMStbCursor SMStbCursor;
typedef struct STbUidStore STbUidStore;
#define META_BEGIN_HEAP_BUFFERPOOL 0
#define META_BEGIN_HEAP_OS 1
#define META_BEGIN_HEAP_NIL 2
int metaOpen(SVnode* pVnode, SMeta** ppMeta, int8_t rollback);
int metaUpgrade(SVnode* pVnode, SMeta** ppMeta);
int metaClose(SMeta** pMeta);
int metaBegin(SMeta* pMeta, int8_t fromSys);
TXN* metaGetTxn(SMeta* pMeta);
int metaCommit(SMeta* pMeta, TXN* txn);
int metaFinishCommit(SMeta* pMeta, TXN* txn);
int metaPrepareAsyncCommit(SMeta* pMeta);
int metaAbort(SMeta* pMeta);
int metaCreateSTable(SMeta* pMeta, int64_t version, SVCreateStbReq* pReq);
int metaAlterSTable(SMeta* pMeta, int64_t version, SVCreateStbReq* pReq);
int metaDropSTable(SMeta* pMeta, int64_t verison, SVDropStbReq* pReq, SArray* tbUidList);
int metaCreateTable(SMeta* pMeta, int64_t version, SVCreateTbReq* pReq, STableMetaRsp** pMetaRsp);
int metaDropTable(SMeta* pMeta, int64_t version, SVDropTbReq* pReq, SArray* tbUids, int64_t* tbUid);
int32_t metaTrimTables(SMeta* pMeta);
int metaTtlDropTable(SMeta* pMeta, int64_t timePointMs, SArray* tbUids);
int metaAlterTable(SMeta* pMeta, int64_t version, SVAlterTbReq* pReq, STableMetaRsp* pMetaRsp);
int metaUpdateChangeTime(SMeta* pMeta, tb_uid_t uid, int64_t changeTimeMs);
SSchemaWrapper* metaGetTableSchema(SMeta* pMeta, tb_uid_t uid, int32_t sver, int lock);
STSchema* metaGetTbTSchema(SMeta* pMeta, tb_uid_t uid, int32_t sver, int lock);
int32_t metaGetTbTSchemaEx(SMeta* pMeta, tb_uid_t suid, tb_uid_t uid, int32_t sver, STSchema** ppTSchema);
int metaGetTableEntryByName(SMetaReader* pReader, const char* name);
int metaAlterCache(SMeta* pMeta, int32_t nPage);
int32_t metaUidCacheClear(SMeta* pMeta, uint64_t suid);
int32_t metaTbGroupCacheClear(SMeta* pMeta, uint64_t suid);
int metaAddIndexToSTable(SMeta* pMeta, int64_t version, SVCreateStbReq* pReq);
int metaDropIndexFromSTable(SMeta* pMeta, int64_t version, SDropIndexReq* pReq);
int64_t metaGetTimeSeriesNum(SMeta* pMeta);
SMCtbCursor* metaOpenCtbCursor(SMeta* pMeta, tb_uid_t uid, int lock);
void metaCloseCtbCursor(SMCtbCursor* pCtbCur, int lock);
tb_uid_t metaCtbCursorNext(SMCtbCursor* pCtbCur);
SMStbCursor* metaOpenStbCursor(SMeta* pMeta, tb_uid_t uid);
void metaCloseStbCursor(SMStbCursor* pStbCur);
tb_uid_t metaStbCursorNext(SMStbCursor* pStbCur);
STSma* metaGetSmaInfoByIndex(SMeta* pMeta, int64_t indexUid);
STSmaWrapper* metaGetSmaInfoByTable(SMeta* pMeta, tb_uid_t uid, bool deepCopy);
SArray* metaGetSmaIdsByTable(SMeta* pMeta, tb_uid_t uid);
SArray* metaGetSmaTbUids(SMeta* pMeta);
void* metaGetIdx(SMeta* pMeta);
void* metaGetIvtIdx(SMeta* pMeta);
void metaReaderInit(SMetaReader* pReader, SMeta* pMeta, int32_t flags);
int32_t metaCreateTSma(SMeta* pMeta, int64_t version, SSmaCfg* pCfg);
int32_t metaDropTSma(SMeta* pMeta, int64_t indexUid);
typedef struct SMetaInfo {
int64_t uid;
int64_t suid;
int64_t version;
int32_t skmVer;
} SMetaInfo;
int32_t metaGetInfo(SMeta* pMeta, int64_t uid, SMetaInfo* pInfo, SMetaReader* pReader);
// tsdb
int tsdbOpen(SVnode* pVnode, STsdb** ppTsdb, const char* dir, STsdbKeepCfg* pKeepCfg, int8_t rollback);
int tsdbClose(STsdb** pTsdb);
int32_t tsdbBegin(STsdb* pTsdb);
int32_t tsdbPrepareCommit(STsdb* pTsdb);
int32_t tsdbCommit(STsdb* pTsdb, SCommitInfo* pInfo);
int32_t tsdbCacheCommit(STsdb* pTsdb);
int32_t tsdbCompact(STsdb* pTsdb, SCompactInfo* pInfo);
int32_t tsdbFinishCommit(STsdb* pTsdb);
int32_t tsdbRollbackCommit(STsdb* pTsdb);
int tsdbScanAndConvertSubmitMsg(STsdb* pTsdb, SSubmitReq2* pMsg);
int tsdbInsertData(STsdb* pTsdb, int64_t version, SSubmitReq2* pMsg, SSubmitRsp2* pRsp);
int32_t tsdbInsertTableData(STsdb* pTsdb, int64_t version, SSubmitTbData* pSubmitTbData, int32_t* affectedRows);
int32_t tsdbDeleteTableData(STsdb* pTsdb, int64_t version, tb_uid_t suid, tb_uid_t uid, TSKEY sKey, TSKEY eKey);
int32_t tsdbSetKeepCfg(STsdb* pTsdb, STsdbCfg* pCfg);
// tq
int tqInit();
void tqCleanUp();
STQ* tqOpen(const char* path, SVnode* pVnode);
void tqNotifyClose(STQ*);
void tqClose(STQ*);
int tqPushMsg(STQ*, void* msg, int32_t msgLen, tmsg_t msgType, int64_t ver);
int tqRegisterPushHandle(STQ* pTq, void* handle, SRpcMsg* pMsg);
int tqUnregisterPushHandle(STQ* pTq, void* pHandle);
int tqStartStreamTasks(STQ* pTq); // restore all stream tasks after vnode launching completed.
int tqCommit(STQ*);
int32_t tqUpdateTbUidList(STQ* pTq, const SArray* tbUidList, bool isAdd);
int32_t tqCheckColModifiable(STQ* pTq, int64_t tbUid, int32_t colId);
// tq-mq
int32_t tqProcessAddCheckInfoReq(STQ* pTq, int64_t version, char* msg, int32_t msgLen);
int32_t tqProcessDelCheckInfoReq(STQ* pTq, int64_t version, char* msg, int32_t msgLen);
int32_t tqProcessSubscribeReq(STQ* pTq, int64_t version, char* msg, int32_t msgLen);
int32_t tqProcessDeleteSubReq(STQ* pTq, int64_t version, char* msg, int32_t msgLen);
int32_t tqProcessOffsetCommitReq(STQ* pTq, int64_t version, char* msg, int32_t msgLen);
int32_t tqProcessSeekReq(STQ* pTq, SRpcMsg* pMsg);
int32_t tqProcessPollReq(STQ* pTq, SRpcMsg* pMsg);
int32_t tqProcessPollPush(STQ* pTq, SRpcMsg* pMsg);
int32_t tqProcessVgWalInfoReq(STQ* pTq, SRpcMsg* pMsg);
// tq-stream
int32_t tqProcessTaskDeployReq(STQ* pTq, int64_t version, char* msg, int32_t msgLen);
int32_t tqProcessTaskDropReq(STQ* pTq, int64_t version, char* msg, int32_t msgLen);
int32_t tqProcessTaskPauseReq(STQ* pTq, int64_t version, char* msg, int32_t msgLen);
int32_t tqProcessTaskResumeReq(STQ* pTq, int64_t version, char* msg, int32_t msgLen);
int32_t tqProcessStreamTaskCheckReq(STQ* pTq, SRpcMsg* pMsg);
int32_t tqProcessStreamTaskCheckRsp(STQ* pTq, int64_t version, char* msg, int32_t msgLen);
int32_t tqProcessTaskRunReq(STQ* pTq, SRpcMsg* pMsg);
int32_t tqProcessTaskDispatchReq(STQ* pTq, SRpcMsg* pMsg, bool exec);
int32_t tqProcessTaskDispatchRsp(STQ* pTq, SRpcMsg* pMsg);
int32_t tqProcessTaskRetrieveReq(STQ* pTq, SRpcMsg* pMsg);
int32_t tqProcessTaskRetrieveRsp(STQ* pTq, SRpcMsg* pMsg);
int32_t tqProcessTaskRecover1Req(STQ* pTq, SRpcMsg* pMsg);
int32_t tqProcessTaskRecover2Req(STQ* pTq, int64_t version, char* msg, int32_t msgLen);
int32_t tqProcessTaskRecoverFinishReq(STQ* pTq, SRpcMsg* pMsg);
int32_t tqProcessTaskRecoverFinishRsp(STQ* pTq, SRpcMsg* pMsg);
int32_t tqCheckLogInWal(STQ* pTq, int64_t version);
// sma
int32_t smaInit();
void smaCleanUp();
int32_t smaOpen(SVnode* pVnode, int8_t rollback);
int32_t smaClose(SSma* pSma);
int32_t smaBegin(SSma* pSma);
int32_t smaPrepareAsyncCommit(SSma* pSma);
int32_t smaCommit(SSma* pSma, SCommitInfo* pInfo);
int32_t smaFinishCommit(SSma* pSma);
int32_t smaPostCommit(SSma* pSma);
int32_t smaDoRetention(SSma* pSma, int64_t now);
int32_t tdProcessTSmaCreate(SSma* pSma, int64_t version, const char* msg);
int32_t tdProcessTSmaInsert(SSma* pSma, int64_t indexUid, const char* msg);
int32_t tdProcessRSmaCreate(SSma* pSma, SVCreateStbReq* pReq);
int32_t tdProcessRSmaSubmit(SSma* pSma, int64_t version, void* pReq, void* pMsg, int32_t len, int32_t inputType);
int32_t tdProcessRSmaDrop(SSma* pSma, SVDropStbReq* pReq);
int32_t tdFetchTbUidList(SSma* pSma, STbUidStore** ppStore, tb_uid_t suid, tb_uid_t uid);
int32_t tdUpdateTbUidList(SSma* pSma, STbUidStore* pUidStore, bool isAdd);
void* tdUidStoreFree(STbUidStore* pStore);
// SMetaSnapReader ========================================
int32_t metaSnapReaderOpen(SMeta* pMeta, int64_t sver, int64_t ever, SMetaSnapReader** ppReader);
int32_t metaSnapReaderClose(SMetaSnapReader** ppReader);
int32_t metaSnapRead(SMetaSnapReader* pReader, uint8_t** ppData);
// SMetaSnapWriter ========================================
int32_t metaSnapWriterOpen(SMeta* pMeta, int64_t sver, int64_t ever, SMetaSnapWriter** ppWriter);
int32_t metaSnapWrite(SMetaSnapWriter* pWriter, uint8_t* pData, uint32_t nData);
int32_t metaSnapWriterClose(SMetaSnapWriter** ppWriter, int8_t rollback);
// STsdbSnapReader ========================================
int32_t tsdbSnapReaderOpen(STsdb* pTsdb, int64_t sver, int64_t ever, int8_t type, STsdbSnapReader** ppReader);
int32_t tsdbSnapReaderClose(STsdbSnapReader** ppReader);
int32_t tsdbSnapRead(STsdbSnapReader* pReader, uint8_t** ppData);
// STsdbSnapWriter ========================================
int32_t tsdbSnapWriterOpen(STsdb* pTsdb, int64_t sver, int64_t ever, STsdbSnapWriter** ppWriter);
int32_t tsdbSnapWrite(STsdbSnapWriter* pWriter, SSnapDataHdr* pHdr);
int32_t tsdbSnapWriterPrepareClose(STsdbSnapWriter* pWriter);
int32_t tsdbSnapWriterClose(STsdbSnapWriter** ppWriter, int8_t rollback);
// STqSnapshotReader ==
int32_t tqSnapReaderOpen(STQ* pTq, int64_t sver, int64_t ever, STqSnapReader** ppReader);
int32_t tqSnapReaderClose(STqSnapReader** ppReader);
int32_t tqSnapRead(STqSnapReader* pReader, uint8_t** ppData);
// STqSnapshotWriter ======================================
int32_t tqSnapWriterOpen(STQ* pTq, int64_t sver, int64_t ever, STqSnapWriter** ppWriter);
int32_t tqSnapWriterClose(STqSnapWriter** ppWriter, int8_t rollback);
int32_t tqSnapWrite(STqSnapWriter* pWriter, uint8_t* pData, uint32_t nData);
// STqOffsetReader ========================================
int32_t tqOffsetReaderOpen(STQ* pTq, int64_t sver, int64_t ever, STqOffsetReader** ppReader);
int32_t tqOffsetReaderClose(STqOffsetReader** ppReader);
int32_t tqOffsetSnapRead(STqOffsetReader* pReader, uint8_t** ppData);
// STqOffsetWriter ========================================
int32_t tqOffsetWriterOpen(STQ* pTq, int64_t sver, int64_t ever, STqOffsetWriter** ppWriter);
int32_t tqOffsetWriterClose(STqOffsetWriter** ppWriter, int8_t rollback);
int32_t tqOffsetSnapWrite(STqOffsetWriter* pWriter, uint8_t* pData, uint32_t nData);
// SStreamTaskWriter ======================================
// SStreamTaskReader ======================================
// SStreamStateWriter =====================================
// SStreamStateReader =====================================
// SRSmaSnapReader ========================================
int32_t rsmaSnapReaderOpen(SSma* pSma, int64_t sver, int64_t ever, SRSmaSnapReader** ppReader);
int32_t rsmaSnapReaderClose(SRSmaSnapReader** ppReader);
int32_t rsmaSnapRead(SRSmaSnapReader* pReader, uint8_t** ppData);
// SRSmaSnapWriter ========================================
int32_t rsmaSnapWriterOpen(SSma* pSma, int64_t sver, int64_t ever, SRSmaSnapWriter** ppWriter);
int32_t rsmaSnapWrite(SRSmaSnapWriter* pWriter, uint8_t* pData, uint32_t nData);
int32_t rsmaSnapWriterPrepareClose(SRSmaSnapWriter* pWriter);
int32_t rsmaSnapWriterClose(SRSmaSnapWriter** ppWriter, int8_t rollback);
typedef struct {
int8_t streamType; // sma or other
int8_t dstType;
int16_t padding;
int32_t smaId;
int64_t tbUid;
int64_t lastReceivedVer;
int64_t lastCommittedVer;
} SStreamSinkInfo;
typedef struct {
SVnode* pVnode;
SHashObj* pHash; // streamId -> SStreamSinkInfo
} SSink;
// SVState
struct SVState {
int64_t committed;
int64_t applied;
int64_t applyTerm;
int64_t commitID;
int64_t commitTerm;
};
struct SVStatis {
int64_t nInsert; // delta
int64_t nInsertSuccess; // delta
int64_t nBatchInsert; // delta
int64_t nBatchInsertSuccess; // delta
};
struct SVnodeInfo {
SVnodeCfg config;
SVState state;
SVStatis statis;
};
typedef enum {
TSDB_TYPE_TSDB = 0, // TSDB
TSDB_TYPE_TSMA = 1, // TSMA
TSDB_TYPE_RSMA_L0 = 2, // RSMA Level 0
TSDB_TYPE_RSMA_L1 = 3, // RSMA Level 1
TSDB_TYPE_RSMA_L2 = 4, // RSMA Level 2
} ETsdbType;
struct STsdbKeepCfg {
int8_t precision; // precision always be used with below keep cfgs
int32_t days;
int32_t keep0;
int32_t keep1;
int32_t keep2;
};
typedef struct SVCommitSched {
int64_t commitMs;
int64_t maxWaitMs;
} SVCommitSched;
struct SVnode {
char* path;
SVnodeCfg config;
SVState state;
SVStatis statis;
STfs* pTfs;
SMsgCb msgCb;
// Buffer Pool
TdThreadMutex mutex;
TdThreadCond poolNotEmpty;
SVBufPool* aBufPool[VNODE_BUFPOOL_SEGMENTS];
SVBufPool* freeList;
SVBufPool* inUse;
SVBufPool* onCommit;
SVBufPool* recycleHead;
SVBufPool* recycleTail;
SVBufPool* onRecycle;
SMeta* pMeta;
SSma* pSma;
STsdb* pTsdb;
SWal* pWal;
STQ* pTq;
SSink* pSink;
tsem_t canCommit;
int64_t sync;
TdThreadMutex lock;
bool blocked;
bool restored;
tsem_t syncSem;
int32_t blockSec;
int64_t blockSeq;
SQHandle* pQuery;
};
#define TD_VID(PVNODE) ((PVNODE)->config.vgId)
#define VND_TSDB(vnd) ((vnd)->pTsdb)
#define VND_RSMA0(vnd) ((vnd)->pTsdb)
#define VND_RSMA1(vnd) ((vnd)->pSma->pRSmaTsdb[TSDB_RETENTION_L0])
#define VND_RSMA2(vnd) ((vnd)->pSma->pRSmaTsdb[TSDB_RETENTION_L1])
#define VND_RETENTIONS(vnd) (&(vnd)->config.tsdbCfg.retentions)
#define VND_IS_RSMA(v) ((v)->config.isRsma == 1)
#define VND_IS_TSMA(v) ((v)->config.isTsma == 1)
#define TSDB_CACHE_NO(c) ((c).cacheLast == 0)
#define TSDB_CACHE_LAST_ROW(c) (((c).cacheLast & 1) > 0)
#define TSDB_CACHE_LAST(c) (((c).cacheLast & 2) > 0)
struct STbUidStore {
tb_uid_t suid;
SArray* tbUids;
SHashObj* uidHash;
};
struct SSma {
bool locked;
TdThreadMutex mutex;
SVnode* pVnode;
STsdb* pRSmaTsdb[TSDB_RETENTION_L2];
void* pTSmaEnv;
void* pRSmaEnv;
};
#define SMA_CFG(s) (&(s)->pVnode->config)
#define SMA_TSDB_CFG(s) (&(s)->pVnode->config.tsdbCfg)
#define SMA_RETENTION(s) ((SRetention*)&(s)->pVnode->config.tsdbCfg.retentions)
#define SMA_LOCKED(s) ((s)->locked)
#define SMA_META(s) ((s)->pVnode->pMeta)
#define SMA_VID(s) TD_VID((s)->pVnode)
#define SMA_TFS(s) ((s)->pVnode->pTfs)
#define SMA_TSMA_ENV(s) ((s)->pTSmaEnv)
#define SMA_RSMA_ENV(s) ((s)->pRSmaEnv)
#define SMA_RSMA_TSDB0(s) ((s)->pVnode->pTsdb)
#define SMA_RSMA_TSDB1(s) ((s)->pRSmaTsdb[TSDB_RETENTION_L0])
#define SMA_RSMA_TSDB2(s) ((s)->pRSmaTsdb[TSDB_RETENTION_L1])
// sma
void smaHandleRes(void* pVnode, int64_t smaId, const SArray* data);
enum {
SNAP_DATA_CFG = 0,
SNAP_DATA_META = 1,
SNAP_DATA_TSDB = 2,
SNAP_DATA_DEL = 3,
SNAP_DATA_RSMA1 = 4,
SNAP_DATA_RSMA2 = 5,
SNAP_DATA_QTASK = 6,
SNAP_DATA_TQ_HANDLE = 7,
SNAP_DATA_TQ_OFFSET = 8,
SNAP_DATA_STREAM_TASK = 9,
SNAP_DATA_STREAM_STATE = 10,
};
struct SSnapDataHdr {
int8_t type;
int8_t flag;
int64_t index;
int64_t size;
uint8_t data[];
};
struct SCommitInfo {
SVnodeInfo info;
SVnode* pVnode;
TXN* txn;
};
struct SCompactInfo {
SVnode* pVnode;
int32_t flag;
int64_t commitID;
STimeWindow tw;
};
void initStorageAPI(SStorageAPI* pAPI);
#ifdef __cplusplus
}
#endif
#endif /*_TD_VNODE_DEF_H_*/