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MySQL replication is primarily replicated from the primary master.
What is master-slave replication
Master-slave replication means that there is a single device to do as the primary s
data from the slave node. In horizontally Scalable businesses, replication is easy to implement, mainly in the use of the master node for write operations, multiple slave nodes for read operations, in mysql5.5, the default is asynchronous replication.
The Asynchronization of mysql
The ultimate goal of data replication is to synchronize the data of one server with the data of another server, which can achieve data redundancy or load balancing of services. A master server can connect multiple slave servers, and the slave server can act as the master server in turn. The master-slave server can be l
The data synchronization function of mysql not only provides load balancing for database queries to a certain extent, but also provides great help for database redundancy, backup, recovery, and load balancing. The data synchronization function can be implemented through master-slave replication, while master-slave
Mysql master-slave and master-slave replication configuration demonstration, mysql master-slave
Experimental System: CentOS 6.6 _ x86_64
Prerequisites: Prepare the compiling environment in advance, and disable both firewall and se
MySQL master-slave replication principle and architecture, mysql master-slave architecture1 copy Overview
The built-in replication function of Mysql is the basis for building large and
= 1Innodb_flush_logs_at_trx_commit = 1(3) Database Replication FilteringMaster Server[Mysqld]Binlog-do-db = mageduFilter on the master server: no database-related write operations will be recorded in binary logs, so it is best not to set them. Generally, you can set them on the slave server.Slave Server:Replicate_do_dbRpplicate_ignore_db
Replicate_do_tableReplicate_ignore_table
Replicate_wild_do_tableRepli
The ddl and dml operations of the master database on the master server are uploaded to the slaves server through binary logs, and these log files are re-executed on the master server.
The ddl and dml operations of the master database on the master server are uploaded to the
Label:synchronous, asynchronous, semi-synchronous replication comparison:Synchronous replication: Master commits the transaction until the transaction is committed at all slave, and the client is returned, and the transaction is completed. Disadvantage: There can be a significant delay in completing a transaction.Asynchronous
MYSQL usage experience (8)-configuration and recovery of online master-slave replication cluster and online execution of master-slave configuration FLUSHTABLESWITHREADLOCK; UNLOCKTABLES; there is a master.info file under the slave database data folder, is unique from the machine. Reset slave Database: used to make the
Detailed description of MySQL master-slave replication-log point-based replication, mysql master-slave
Log point-based Replication
1. Create a dedicated
1. The prepared host node1: 172.16.133.11node2: 172.16.133.12 has been installed with MySQLMySQL. For details, see 5142926. blog.51cto. com51329269356522.mysql master-slave replication node1: master server.
1. The prepared host node1: 172.16.133.11node2: 172.16.133.12 has been installed with MySQLMySQL. For details, re
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