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What is the difference between master-slave and client server?
A master is a device that is actively polling for data from one or multiple devices using a serial communication protocol. A slave is the counterpart of the master. A client is a device that is actively polling for data from one or multiple devices.
How do I get rid of slave master?
To completely disable replication with a master-master setup, you should do the following on each slave:
- STOP SLAVE;
- RESET SLAVE; (Use RESET SLAVE ALL; for MySQL 5.5. 16 and later)
- Edit the my. cnf and remove any information (if present) which refers to “master-…” or “replicate-…” options.
- Restart mysqld.
How to sync MySQL db between master and slave?
Export the master (in screen) using compression and automatically capturing the correct binary log coordinates: Copy the replication.sql.gz file to the slave and then import it with zcat to the instance of MySQL running on the slave: Start replication by issuing the command to the slave:
How to re-sync if master and slave have?
Assume the master is 192.168.100.50 and the slave is 192.168.100.51, each server has a distinct server-id configured, the master has binary logging on and the slave has read-only=1 in my.cnf To stage the slave to be able to start replication just after importing the dump, issue a CHANGE MASTER command but omit the log file name and position:
How to enable or disable binary logging in MySQL?
When binary logging is disabled, the log_bin system variable is set to OFF. The name for the binary log index file, which contains the names of the binary log files. By default, it has the same location and base name as the value specified for the binary log files using the –log-bin option, plus the extension .index.
When does binlog direct non transactional update work?
binlog_direct_non_transactional_updates works only for statements that are replicated using the statement-based binary logging format; that is, it works only when the value of binlog_format is STATEMENT, or when binlog_format is MIXED and a given statement is being replicated using the statement-based format.