MySQL

Required to back up all the libraries, required to compress the package, the name of the package will take months and days.source files, or source directories, are required to be deleted after the compressed package has been completed.Tar with bzip2

650) this.width=650; "src=" Http://note.youdao.com/yws/res/1967/C8CCB6CF224C4F19907222B52E4D0B6E "alt=" Screenshot-2.png "/>MySQL Advanced cluster-read-write separation amoebaThe amoeba is equivalent to a SQL-requested router that provides

Mysql Read-write separationMySQL read-write separation technology is also known as the MySQL Proxy service, through the MySQL On the base of master-slave synchronization, a proxy server is added to realize load balancing by allocating read and

Today, when using MySQL's stored procedures to process bulk deletions of data, when using in (Strlist) in the Where condition (Strlist is a comma-delimited string), only the first element of Strlist is valid, and now the problem and resolution are

mysql View all stored procedures 2011-07-29 21:28:16| Category: my basic commands| report | Font Size SubscribeQuerying stored procedures in a databaseMethod One:Select ' Name ' from Mysql.proc where db = ' your_db_name ' and ' type ' = '

The default configuration for MySQL is not available for use in a large number of resources because of its high versatility.Do not expect to change the configuration file will bring huge performance gains. The size of the lift depends on the

MySQL transaction processing (the engine of the table must be INNODB/BDB)There are two main types of two methods: the first is recommended1. Using Begin,rollback,commit to achieveBegin a transactionROLLBACK TRANSACTION RollbackCommit TRANSACTION

1. Create a replication user on Master to enter the MySQL environment, execute the following MySQL statement:mysql> Create user Repl_user;Query OK, 0 rows Affected (0.00 sec)mysql> grant replication Slave on * * to ' backup ' @ ' 192.168.1.145 '

hive0.13.1 installation process on hadoop2.4.1 pseudo-distributed deploymentEnvironment: Redhat enterprice 6.5 +hadoop2.4.1+hive0.13.1+mysql Single-node pseudo-distributed deploymentRelated website:Hive Official Website Installation Guide:

The following excerpt from the Baidu Encyclopedia MySQL database engine typeThe database engine you can use depends on how MySQL was compiled when it was installed. To add a new engine, you must recompile MySQL. By default, MySQL supports three

Max_connections MySQL maximum number of connections, if the server's concurrent connection request volume is large, it is recommended to increase the number of concurrent connections, of course, this is based on the machine can support the case,

MySQL configuration file path under LAMPP: /opt/lampp/etc/my.cnf 1 Configuring the default character Set Added under Mysqld Character-set-server=utf-8 Init_connect = ' SET NAMES UTF8 ' Add under Client Default-character-set =utf8 Jiangzi OK, try to

This really is a pit, use Phpinfo view, obviously have mysqlnd this project, just can't find MySQL. The previous method of running Php.exe directly can see the error, but this time there is no error.In the middle of the PHP installation path is

1. Create a databaseCREATE TABLE News (ID INT () not NULL auto_increment PRIMARY KEY, title VARCHAR (), dates date,connects text,hits INT (one) not NULL) ENGINE = INNODB DEFAULT CHARSET = UTF8 auto_increment =12. Connecting Database conn.php3. Set

For MySQL just installed in Linux, the initial user is root, this root is not the root of Linux, but the root of MySQL, and the initial password is not. Start MySQL First Everyone starts up in a different way, always, when the result

The previous article basically summed up the next myql under the instructions how to create a user, see: "Mysql" common instructions--user action (create, authorize, modify, delete)Today, the special situation, forget the password what to do???This

#!/bin/shlog=/var/log/mysql-backup.log# MySQL db infouser_root=xxxxxxuser_pwd=xxxxxxx# mysql data stored dirTODAY= ' Date +%f ' storedir=/mnt/tf-card/mysql-back/$TODAYmkdir $STOREDIRecho "* * * PATH: $STOREDIR mysql-backup * * *" >> $ log# Delete

Microsoft Office 2010MYSQL 5.5.27.21. Open access and select the table you want to export. Select External Data-other-ODBC data source.2. Eject the Export dialog box to modify the name of the table (default).3. Click the "OK" button in the Export

Usage of the string function substring_index intercepted by mysql. The intercepted string is 15,151,152, 16', which can be considered as an ip address (although it is not an iP address ), Then extract the part before each comma. In the string, use a

MySQL learning notes (the steps it takes) and mysql learning notes The basic steps are as follows: (not accurate. Please read this article)1. from2. join on3. where4. group5. having6. order7. select8. distinct, sum ,...9. limitJoin table must have