flush tables

Select an appropriate backup method for MySQL Backing up a MySQL database is extremely important. If there is no backup, the system will go crazy in the following situations:UPDATE or DELETE whitout where... Table was DROPPed accidentally... INNODB

6.4 set Synchronization The following describes how to quickly set up a MySQL synchronization server. Suppose you want to synchronize all the databases, and you have not set them before. You need to disable the master server to complete all the

The company uses the Master-slave structure, on the concrete study under, here records the related content. The benefits of replication Read-write Detach: The primary database is responsible for writing and update data and reads from the

What do we need to back up? In general, the data that we need to back up is divided into the following Data Binary log, InnoDB transaction log Code (stored procedures, stored functions, triggers, event schedulers) Server

The analyzing thread is an analysis of the statistics of the MyISAM table (for example, ANALYZE table). The checking permissions thread is the one that checks whether the server has the required permissions to execute the statement. The Checking

Database Backup is extremely important. If there is no backup, the system will go crazy in the following situations:UPDATE or DELETE whitout where... Table was DROPPed accidentally... INNODB was upload upt... Entire datacenter loses power... From

The MySQL show processlist command shows the execution status of each connection. Most connections will be completed quickly, but a few connections will always execute some operations in the background, the status shown by show processlist shows the

Xtrabackup Execution Process Perform operations on the database during full backupHttps://www.cnblogs.com/digdeep/p/4946230.html We can see that xtrabackup has two threads in total for full backup. Set session lock_wait_timeout =

Improve MySQL's table_cache bitsCN.com The following are my broken ideas at work, and the records are messy ...... ........................................ ................................ In mysql, there is a table_cache parameter. when the value

MySQL manual version 5.0.20-MySQL synchronization (II) 6.4 set synchronization The following describes how to quickly set up a MySQL synchronization server. Suppose you want to synchronize all the databases, and you have not set them before. You

From the perspective of data security, server disks are all raid, MySQL also has a master-slave, drbd, and other disaster recovery mechanisms, but they cannot completely replace backup. Disaster Tolerance and high availability can help From the

The analyzing thread is an analysis of the statistics of the MyISAM table (for example, ANALYZE table). The checking permissions thread is the one that checks whether the server has the required permissions to execute the statement. The Checking

The analyzing thread is an analysis of the statistics of the MyISAM table (for example, ANALYZE table). The checking permissions thread is the one that checks whether the server has the required permissions to execute the statement. The Checking

The backup of the database is an extremely important thing. If you do not have a backup, you will be crazy if you encounter the following conditions:UPDATE or DELETE whitout where ...Table was DROPPed accidentally ...INNODB was corrupt ...Entire

Original address: Mysqldump's single-transaction and Master-data MyownstarsLet's take a look at--lock-tables and--lock-all-tables.--lock-all-tablesLock all tables in all databases at once, acquiring global read lock throughout the dump;This option

This paper mainly discussesmysqldumpThe main ways of working, and compare andMk-parralel-dumpSome of the differences that provide more help for the choice of backup methods. First of all, look at the mysqldump of the main parameters of the actual

Mysql insert limit 1. if many rows are inserted from the same client at the same time, use the INSERT statement containing multiple values to INSERT several rows at the same time. This is faster than using a single-row INSERT statement (several

I am used to installing MySQL in binary format. today I am eager to install an RPM Package for MySQL. I did not expect that I have encountered some problems. I will share with you the problems I encountered. first, I will download the installation

Peter Zaitsev Source: www. mysqlperformanceblog. com20060821using-lvm-for-mysql-backup-and-replication-setup Translator: ye Jinrong (Email: IfsomeoneasksmeaboutMySQLBackupadvicemyfirstquestionwouldbeiftheyhaveL Peter Zaitsev Source:

1. if many rows are inserted from the same client at the same time, use the INSERT statement containing multiple values to INSERT several rows at the same time. This is faster than using a single-row INSERT Statement (several times faster in some