MySQL

Installing componentsYum-y Install perl-dbi perl-dbd-mysql perl-time-hires Perl-io-socket-sslVisit http://www.percona.com/software/percona-toolkit/to download the latest version of Percona Toolkitwget

Originating From: http://blog.chinaunix.net/uid-26602509-id-4102099.html Open the bin log feature of MySQL: for MySQL is also support incremental backup, but to open the Bin log feature of MySQL. We modify the MySQL configuration file.

Requirement: After you insert a record into the MySQL database using MyBatis, you need to return the self-increment primary key value for that record.Method: Specify the Keyproperty property in Mapper, as shown in the following example: 1 insert

MySQL index types include:  1. General IndexThis is the most basic index and it has no limitations. It is created in the following ways:Create an indexCREATE INDEX indexname on mytable (username (length)); if it is a Char,varchar type, length can

Tool: CMake 2.8.8Database version: mysql-5.5.321, MySQL Database parameters Description:CMake. -dcmake_install_prefix=/application/mysql-5.5.32

Numeric typeMySQL's numeric data types can be roughly divided into two categories, one is an integer and the other is a floating-point or decimal. Many different subtypes are available for each of these categories, and each subtype supports data of

1. IntroductionXtrabackup is the MySQL database backup tool for Percona. An open source tool for hot provisioning of InnoDB and XTRADB.1> its backup process is fast and reliable2> can save disk and traffic based on compression function3> The backup

Source Installation gcc-5.10 and MariaDB-10.0.21http://cuchadanfan.blog.51cto.com/9940284/1689556MySQL (i) common binary format installation MySQL and database basic conceptshttp://cuchadanfan.blog.51cto.com/9940284/1688364MySQL (ii) MySQL basic

The problem with access denied for user ' root ' @localhost ' (using Password:no) will appear when we install MySQL under Windows, because you have previously installed MySQL on your machine, or this Once the installation is configured with a new

Most friends on the network worry about Oracle will use the MySQL software charging mode, most friends also do not know what is MySQL open source is what mode, open Source = Free? is a lot of questions? MySQL is a double protocol, one is the GPL

#!/bin/bash#auto backup MySQL#xiaosu 2015-08-06User=rootpassword=123456dir_back=/data/' Date +%y%m%d 'Date= ' Date +%y%m%d 'Database=test#判断用户是否是管理员rootIf [$UID-ne 0];thenEcho-e "\033[32mthe script must use root\033[0m"Sleep 2ExitFi#判断备份目录是否存在if

Here are a few tests.Select * fromSimingpaiwhere TIMESTAMP(Createtime)>= '2015-9-6';Select * fromSimingpaiwhere TIMESTAMP(Createtime)>= '2015-9-6 00:00:00';Select * fromSimingpaiwhere TIMESTAMP(Createtime)>= '2015-9-6 18:15:00';Select *

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1 The concept of the MySQL storage engine The data in MySQL is stored in files (or memory) in various different technologies, using different storage mechanisms, indexing techniques, locking levels, and ultimately providing a wide range of

A, select * from Black_list1 into outfile "D:/1234.txt";Mysql> SELECT * from Black_list1 to outfile "D:/1234.txt"; Query OK, 790913 rows affected (4.49 sec)Results:Mysql> SELECT * from Black_list1 to outfile "D:/12345.txt" Fields terminated by ","

Grant all on discuz.* to ' wyp ' @ ' 192.168.11.% ' identified by ' password ';Grant authorization (that is, create user) 192.168.11.% refers to the network segment, the total network segment is% This is a wildcard characterAfter the authorization

Home Server IP:192.168.0.101 from server IP:192.168.0.105 Primary server my.ini configuration (directory on my computer is D:\soft\MySQL\MySQL server 5.6\data\my.ini) [Mysqld] Log-bin=mysql-bin//[ must ] enable binary logging

Content Summary:One. PHP Configuration Cp/etc/php.ini/usr/local/php/etc/php.ini 1. Configure Disable_functionDisable_functions = Eval,assert,popen,passthru,escapeshellarg,escapeshellcmd,passthru,exec,system,chroot,scandir ,

Delimiter//drop procedure if exists p_prelogin//create procedure P_prelogin (in In_username varchar (+), in In_password varchar (+), in In_asshkey varchar (on in_usshkey varchar), in In_gameid tinyint, In_logintype tinyint) Proc_la Bel:begindeclare

First, MySQL Query1. Execution path of MySQL query650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M02/72/86/wKioL1XlvW3RnSC9AAFe2oWb72A188.jpg "title=" 3.png " alt= "Wkiol1xlvw3rnsc9aafe2owb72a188.jpg"/>2, the Classification of inquiries