February 2018
Intermediate to advanced
510 pages
16h 10m
English
Content preview from MySQL 8 Administrator???s Guide
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Replication relay and status logs
The REPLICATION SLAVE server creates logs that hold the binary log events sent from the master database server to the slave database server. The information is recorded about the current status and location in the relay log. Three types of logs are used in this process:
- Relay log: The relay log has events sent from the master's binary log. The events are written by a slave's I/O thread. Events from the slave's relay log are executed on the slave by the slave's SQL thread.
- Master info log: The master info log has information about status and current configuration for the slave's connection to the master database server. The information held by the master info log includes hostname, login credentials, and ...
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