Mysqldump Mysql

In real life, backing up the database regularly is a very important thing. 　　When we use MySQL, there is a lot of choice in database backup, and this article will show readers how to use MySQL's mysqldump to back up the database. First, the importance of data backup work, if the accidental deletion of important files or directories, then the result will be miserable. Especially when the data that is accidentally deleted involves important customers or key projects, and the data can't be recreated easily, it doesn't have to be what I say you can imagine. Unfortunately ...

MySQL has become one of the most widely used databases in the current network, especially in Web applications, which occupy the absolute advantage of small and medium applications. It all stems from its compact, safe, efficient, open licensing and multi-platform, and, more important, the perfect combination of--php with one of the three web languages. Unfortunately, a default installation of MySQL, because the root password is empty and the program vulnerabilities caused by the overflow, so that the installation of MySQL server is a frequent target. What is more serious is that the database is often destroyed after the attack, causing disaster easily ...

Usually when we use the MySQL database, often because of operational errors caused by data loss, MySQL database backup can help us to avoid due to various reasons, data loss or other problems with the database. First, the data backup shortcut Because this method has not been the official official document validation, we tentatively called the experiment. Purpose: Backup hostA host a MySQL database backup TestA, and restored to the hostB machine in the test environment: Operating System: WinNT4.0, Mysql3.22.34, phpM ...

Data tampering is to modify, add or delete computer network data, resulting in data destruction. The database data was attacked first to see if it was deleted or tampered with? Is there any backup data that can be restored and reinforced? This article comes from the database technical expert Zhang, mainly describes the MySQL attack tampering data, utilizes the Binlog from the library backup and the main library to carry on the incomplete recovery. The following is the author's original: First, the discovery of the problem today is 2014-09-26, development early in the morning that the database was attacked. The article in the database of an article table ...

CREURN DEFINER = `root` @` localhost` FUNCTION `UF_Get_tMaxCode` (V_iType INT) RETURNS varchar (10) CHARSET utf8 BEGIN / * Description of business: Generate encoding based on encoding category Input Parameters: V_iType :coding...

History of the most complete MySQL backup method, you need friends can refer to the next. I have used the backup methods are: mysqldump, mysqlhotcopy, BACKUP TABLE, SELECT INTO OUTFILE, or backup binary log (binlog), can also be directly copied data files and related configuration files. MyISAM table is saved as a file, it is relatively easy to back up, several methods mentioned above can be used. Innodb all the tables are ...

This article describes how to back up and restore mysql database under linux. Database backup is very important. If you do a regular backup, so that you can recover the data in the event of a system crash to the last normal state, the loss is reduced to a minimum. First, use the command to achieve backup MySQLl provides a mysqldump command, we can use it for data backup. Follow the prompts to enter the password, which put all the tm database table structure and # mysqldump-u root-p tm> tm_05051 ...

MySQL master-slave synchronization is a very mature architecture, the advantages are: ① from the server can perform the query (that is, we often say reading function), reducing the pressure on the main server; ② in the backup from the main server to avoid the impact of the backup Main server service; ③ When the main server problems, you can switch to the server. So I often use this program in the deployment and implementation of the project; In view of the mysql production environment rigor, I recommend Zhang fellow MySQL source compiled here. The fourth edition updated as follows: First, an increase of ...

Script on /home/user/mysql_backup.sh crontab # crontab -l # m dom dom dow downgrade 28 16 * * * / home / user / m ...

In Linux, the situation is often used VBB forum system, there slow, mysql suspended animation, sleep process too much and so on. Lead to dozens of users, put the system buttoned up. In fact, this is the mysql configuration issues, the default linux, mysql configuration is my-large.cnf configuration, the configuration for large servers. High memory, such as 2G, 4G memory, suitable for use, ...