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MySQL table replication
MySQL table modification
Delete a MySQL table
I didn't want to write this section, because it was very troublesome. There were many examples, which were representative, and I knew everyone was bored.
In order to better optimize MySQL in high concurrency, it is necessary to understand the locking table mechanism when MySQL query is updated.I. OverviewMySQL has three levels of Lock: page level, table level, row level.MyISAM and MemoryStorageThe
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
MySQL master-slave Copy Data Summary1. Replication Principle
As shown in 1.png:
The first part of this process is that the master records binary logs. Before each Transaction Completes data update, the master will record these changes in the
This article mainly introduces how to copy data from a data table in MySQL to a new table. This article describes the existence of a new table and the absence of a new table, for more information, see if MySQL does not support SELECT... INTO syntax,
Problem environment, recently prepared MySQL exam, with the * * Education question Bank, do the operation of the problem when the database file to copy the data directory, can display the table, but cannot manipulate the table1 View the directory
1. Full backup and incremental backup 1.1 full-scale backupFull-volume data is all the data in the database, and a full backup is the backup of all the data in the database.Back Up all libraries:mysqldump -uroot -p123456 -S /data/3306/mysql.sock -F -
1. download MySql
1. download MySql
Open http://www.mysql.com/downloads/mysql/#downloads download in browser
My downloaded version is Red Hat 5 version of http://www.mysql.com/downloads/mirror.php? Id = 407552
Upload the file to the server, or
MySQL master-slave copy read/write separationI. Overview of MySQL read and write separationAs the most widely used free database in the world, MySQL believes that all engineers engaged in system operations must have contacted. However, in the actual
MySQL is very powerful, support direct copy database file Quick Backup, where is the database file?Open the MySQL configuration file My.iniand locate the datadir node, asDatadir= "D:/program files/mysql/mysql Server 5.1/data"Enter the above folder,
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