Files
openGauss-server/src/include/replication/dcf_data.h
2021-09-23 15:19:37 +08:00

43 lines
1.3 KiB
C

/*
* Copyright (c) 2020 Huawei Technologies Co.,Ltd.
*
* openGauss is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
*
* http://license.coscl.org.cn/MulanPSL2
*
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
* ---------------------------------------------------------------------------------------
*
* rto_statistic.h
*
*
*
* IDENTIFICATION
* src/include/replication/dcf_data.h
*
* ---------------------------------------------------------------------------------------
*/
#ifndef _DCF_DATA_H
#define _DCF_DATA_H
#include "port/pg_crc32c.h"
#define DCF_DATA_VERSION 1
typedef struct DCFData {
uint32 dcfDataVersion; /* track change */
uint64 appliedIndex; /* corresponding to the lsn replayed */
/*
* Save DCF real min apply index in case that the min apply index got from dcf is 0
* when one node has exception and can't report its apply index
*/
uint64 realMinAppliedIdx;
pg_crc32c crc;
} DCFData;
#endif