homework-jianmu/source/dnode/vnode/tsdb/inc/tsdbRowMergeBuf.h

50 lines
1.3 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 TSDB_ROW_MERGE_BUF_H
#define TSDB_ROW_MERGE_BUF_H
#if 0
#ifdef __cplusplus
extern "C" {
#endif
#include "tsdb.h"
#include "tchecksum.h"
#include "tsdbReadImpl.h"
typedef void* SMergeBuf;
SDataRow tsdbMergeTwoRows(SMergeBuf *pBuf, SMemRow row1, SMemRow row2, STSchema *pSchema1, STSchema *pSchema2);
static FORCE_INLINE int tsdbMergeBufMakeSureRoom(SMergeBuf *pBuf, STSchema* pSchema1, STSchema* pSchema2) {
size_t len1 = dataRowMaxBytesFromSchema(pSchema1);
size_t len2 = dataRowMaxBytesFromSchema(pSchema2);
return tsdbMakeRoom(pBuf, MAX(len1, len2));
}
static FORCE_INLINE void tsdbFreeMergeBuf(SMergeBuf buf) {
taosTZfree(buf);
}
#ifdef __cplusplus
}
#endif
#endif
#endif /* ifndef TSDB_ROW_MERGE_BUF_H */