TDengine/include/libs/new-stream/streamReader.h

112 lines
3.6 KiB
C

#ifndef TDENGINE_STREAM_READER_H
#define TDENGINE_STREAM_READER_H
#include <stdint.h>
#include "executor.h"
#include "filter.h"
#include "plannodes.h"
#include "stream.h"
#include "streamMsg.h"
#include "tdatablock.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct SStreamTriggerReaderInfo {
void* pTask;
int32_t order;
// SArray* schemas;
STimeWindow twindows;
uint64_t suid;
uint64_t uid;
int8_t tableType;
int8_t deleteReCalc;
int8_t deleteOutTbl;
SNode* pTagCond;
SNode* pTagIndexCond;
SNode* pConditions;
SNodeList* partitionCols;
SNodeList* triggerCols;
SNodeList* triggerPseudoCols;
SHashObj* streamTaskMap;
SHashObj* groupIdMap;
SSubplan* triggerAst;
SSubplan* calcAst;
SSDataBlock* triggerResBlock;
SSDataBlock* calcResBlock;
SSDataBlock* tsBlock;
SExprInfo* pExprInfo;
int32_t numOfExpr;
SArray* uidList; // for virtual table stream, uid list
SArray* uidListIndex;
SHashObj* uidHash;
} SStreamTriggerReaderInfo;
typedef struct SStreamTriggerReaderCalcInfo {
void* pTask;
void* pFilterInfo;
void* tsConditions;
SSubplan* calcAst;
STargetNode* pTargetNodeTs;
char* calcScanPlan;
qTaskInfo_t pTaskInfo;
SStreamRuntimeInfo rtInfo;
} SStreamTriggerReaderCalcInfo;
typedef enum { STREAM_SCAN_GROUP_ONE_BY_ONE, STREAM_SCAN_ALL } EScanMode;
typedef enum { WAL_SUBMIT_DATA = 0, WAL_DELETE_DATA, WAL_DELETE_TABLE } ESWalType;
typedef struct SStreamTriggerReaderTaskInnerOptions {
int32_t order;
void* schemas;
bool isSchema;
STimeWindow twindows;
uint64_t suid;
uint64_t uid;
int64_t ver;
uint64_t gid;
int8_t tableType;
bool groupSort;
EScanMode scanMode;
SNode* pTagCond;
SNode* pTagIndexCond;
SNode* pConditions;
SNodeList* partitionCols;
bool initReader; // whether to init the reader
SArray* uidList;
} SStreamTriggerReaderTaskInnerOptions;
typedef struct SStreamReaderTaskInner {
int64_t streamId;
int64_t sessionId;
SStorageAPI api;
void* pReader;
SSDataBlock* pResBlock;
SSDataBlock* pResBlockDst;
SStreamTriggerReaderTaskInnerOptions options;
void* pTableList;
int32_t currentGroupIndex;
SFilterInfo* pFilterInfo;
char* idStr;
SQueryTableDataCond cond;
} SStreamReaderTaskInner;
int32_t qStreamInitQueryTableDataCond(SQueryTableDataCond* pCond, int32_t order, void* schemas, bool isSchema,
STimeWindow twindows, uint64_t suid, int64_t ver);
int32_t createDataBlockForStream(SArray* schemas, SSDataBlock** pBlockRet);
int32_t qStreamBuildSchema(SArray* schemas, int8_t type, int32_t bytes, col_id_t colId);
void releaseStreamTask(void* p);
int32_t createStreamTask(void* pVnode, SStreamTriggerReaderTaskInnerOptions* options, SStreamReaderTaskInner** ppTask,
SSDataBlock* pResBlock, SHashObj* groupIdMap, SStorageAPI* api);
void* qStreamGetReaderInfo(int64_t streamId, int64_t taskId, void** taskAddr);
void qStreamSetTaskRunning(int64_t streamId, int64_t taskId);
int32_t streamBuildFetchRsp(SArray* pResList, bool hasNext, void** data, size_t* size, int8_t precision);
#ifdef __cplusplus
}
#endif
#endif // TDENGINE_STREAM_READER_H