MySQL table sharding Methods: MySQL
I. Let me explain why Table sharding is required.
When a piece of data reaches several millions, it takes more time for you to query the data at a time. If there is a joint query, I think it may die there. The
MySQL常用指令,java,php程序员,数据库工程师必备。程序员小冰常用资料整理MySQL common commands (for reference)The most common display commands are:1. Display the list of databases.show databases;2. Display the data table in the library:Use MySQL;Show tables;3, display the
One, MySQL installationInstall MySQL under CentOS Please open: http://www.centoscn.com/CentosServer/sql/2013/0817/1285.htmlIi. several important directories of MySQLMySQL installation is not as if SQL Server is installed by default in a directory,
Install MySQL1. Download the MySQL Installation FileThe following two files are required to install MYSQL:
MySQL-server-5.1.7-0.i386.rpm To: http://dev.mysql.com/downloads/mysql/5.1.html, open this webpage and click"Linux x86 generic RPM
1. Download the MySQL Installation FileThe following two files are required to install MYSQL:MySQL-server-4.0.23-0.i386.rpmMySQL-client-4.0.23-0.i386.rpmTo: http://www.mysql.com/downloads/mysql-4.0.html, open this webpage and pull down the webpage
Original source: http://www.cnblogs.com/luckcs/articles/2543607.htmlMySQL Master-slave Replication (master-slave) and read-write separation (mysql-proxy) practicesAs the most widely used free database in the world, MySQL believes that all engineers
Actual Operation (I think it is also a simple method ):
I installed MySQL some time ago, but if I had some problems, I wanted to uninstall it and reinstall it. However, I did not expect to uninstall the software in Linux.My MySQL is installed using
Install mysql in centos5.8
1. Install mysql yum Source
Download the rpminstallation package of mysql's latest yumsource from http://dev.mysql.com/downloads/repo/yum/
wget http://repo.mysql.com//mysql57-community-release-el6-9.noarch.rpm
Use yum
A lock is a mechanism by which a computer coordinates multiple processes or a purely thread concurrently accessing a resource. in a database, data is a resource that is shared by many users in addition to the contention of traditional computing
Website:Program on:Web server 192.168.1.100 abovedatabase in: MySQL server 192.168.1.123 aboveImplementation Purpose: add a MySQL backup server (192.168.1.124), as a MySQL server (192.168.1.123) from the server, the two MySQL servers to achieve dual-
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