MySQL 8.0.32
Source Code Documentation
log_pre_8_0_30::Checkpoint_header Struct Reference

Meta data stored in one of two checkpoint headers. More...

#include <log0pre_8_0_30.h>

Public Attributes

uint64_t m_checkpoint_no
 Checkpoint number stored in older formats of the redo log. More...
 
lsn_t m_checkpoint_lsn
 Checkpoint LSN (oldest_lsn_lwm from the moment of checkpoint). More...
 
os_offset_t m_checkpoint_offset
 Offset from the beginning of the redo file, which contains the checkpoint LSN, to the checkpoint LSN. More...
 
uint64_t m_log_buf_size
 Size of the log buffer from the moment of checkpoint. More...
 

Detailed Description

Meta data stored in one of two checkpoint headers.

Member Data Documentation

◆ m_checkpoint_lsn

lsn_t log_pre_8_0_30::Checkpoint_header::m_checkpoint_lsn

Checkpoint LSN (oldest_lsn_lwm from the moment of checkpoint).

◆ m_checkpoint_no

uint64_t log_pre_8_0_30::Checkpoint_header::m_checkpoint_no

Checkpoint number stored in older formats of the redo log.

◆ m_checkpoint_offset

os_offset_t log_pre_8_0_30::Checkpoint_header::m_checkpoint_offset

Offset from the beginning of the redo file, which contains the checkpoint LSN, to the checkpoint LSN.

◆ m_log_buf_size

uint64_t log_pre_8_0_30::Checkpoint_header::m_log_buf_size

Size of the log buffer from the moment of checkpoint.


The documentation for this struct was generated from the following file: