Master-slave architecture:At least two MySQL instances, a master and one or more slaves, are used in the MySQL database replication process. The primary database, or master, is the one that creates the changes that need to be replicated, and the secondary databases, or slaves, are the one...
AI代码解释 The following command starts replication from the beginningofa specific master binary log file:shell>mysqlreplicate--master=root@localhost:3306\--slave=root@localhost:3307--rpl-user=rpl:rpl \--master-log-file=my_log.000003# master on localhost:...connected.# slave on localhost:...c...
第八章:查询性能优化 在前几章中,我们解释了模式优化和索引,这对于高性能是必要的。但这还不够——您还需要设计良好的查询。如果您的查询不好,即使是设计最佳的模式和索引也不会表现良好。 查询优化、索引优化和模式优化是相辅相成的。随着在 MySQL 中编写查询的经验增加,您将学会如何设计表和索引以支持高效的...
The following command starts replication from the beginning of a specific master binary log file: shell> mysqlreplicate --master=root@localhost:3306 \ --slave=root@localhost:3307 --rpl-user=rpl:rpl \ --master-log-file=my_log.000003 # master on localhost: ... connected. # slave on localho...
Replicating specific databases only As mentioned earlier, the master and slave database server do not need to be entirely in sync, with all databases and all tables from the master replicated onto the slave. By default, the slave will replicate everything, but you can change this behavior with...
在前几章中,我们解释了模式优化和索引,这对于高性能是必要的。但这还不够——您还需要设计良好的查询。如果您的查询不好,即使是设计最佳的模式和索引也不会表现良好。 查询优化、索引优化和模式优化是相辅相成的。随着在MySQL中编写查询的经验增加,您将学会如何设计表和索引以支持高效的查询。同样,您所学到的关...
Support for data-in replication using GTID Flexible Server now also supports Replicate data into Azure Database for MySQL - Flexible Server using GTID based replication. You can also use this feature to configure data-in replication for HA-enabled servers. To learn more - see how to configure ...
Use mysqldump to create a separate dump file for each database and load the appropriate dump file on each replica. Use a raw data file dump and include only the specific files and databases that you need for each replica. Note This does not work with InnoDB databases unless you use ...
Tailor Percona Toolkit scripts and options to meet the needs of your specific environment. Download and install Make complex, manual tasks simple Percona Toolkit is a mature and stable product that enables you to: Verify MySQL or PostgreSQL replication lag ...
grant the preceding permissions on specific tables in a database to the account. For example, to grant the account the preceding permissions on theusertable in thetestdatabase, execute the following statement:GRANT SELECT, REPLICATION CLIENT ON test.user TO 'Account for data synchronization'@'%'...