53 lines
1.8 KiB
C
53 lines
1.8 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_STREAM_VTABLE_MERGE_H
|
|
#define TDENGINE_STREAM_VTABLE_MERGE_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#include "tcommon.h"
|
|
#include "tpagedbuf.h"
|
|
|
|
typedef struct SStreamVtableMergeHandle SStreamVtableMergeHandle;
|
|
|
|
typedef enum {
|
|
SVM_NEXT_NOT_READY = 0,
|
|
SVM_NEXT_FOUND = 1,
|
|
} SVM_NEXT_RESULT;
|
|
|
|
int32_t streamVtableMergeCreateHandle(SStreamVtableMergeHandle **ppHandle, int64_t vuid, int32_t nSrcTbls,
|
|
int32_t numPageLimit, int32_t primaryTsIndex, SDiskbasedBuf *pBuf,
|
|
SSDataBlock *pResBlock, const char *idstr);
|
|
|
|
void streamVtableMergeDestroyHandle(void *ppHandle);
|
|
|
|
int64_t streamVtableMergeHandleGetVuid(SStreamVtableMergeHandle *pHandle);
|
|
|
|
int32_t streamVtableMergeAddBlock(SStreamVtableMergeHandle *pHandle, SSDataBlock *pDataBlock, const char *idstr);
|
|
|
|
int32_t streamVtableMergeMoveNext(SStreamVtableMergeHandle *pHandle, SVM_NEXT_RESULT *pRes, const char *idstr);
|
|
|
|
int32_t streamVtableMergeCurrent(SStreamVtableMergeHandle *pHandle, SSDataBlock **ppDataBlock, int32_t *pRowIdx,
|
|
const char *idstr);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif // TDENGINE_STREAM_VTABLE_MERGE_H
|