MySQL

1. Under Windows Python code import mysqldb errorImport MySQLdbImporterror:no module named MySQLdb2.Python Connect to database, note to specify character setImport MySQLdbdb = MySQLdb.connect (host = ' 192.168.1.101 ', user = ' user ', passwd = '

One, create the user:Command: CREATE USER ' username ' @ ' host ' identified by ' password ';Description: Username-the user name that you will create, host-Specifies which host the user can log on to, if localhost is available to local users, you

The most recently made Web site uses a MySQL database to discover that the application does not access the database for more than 8 hours, and the database disconnects. A second visit throws an exception as

1. connect to the server through the shellSsh-l root-p Port IPAfter entering the password, enter the server 2, Create a folder where database backup data resides mkdir/mysql/mysqldata_backup 3. Create and edit filesVi/usr/sbin/bakmysqlThe

After the MySQL database installation is complete, the default maximum number of connections is 100, general traffic slightly larger forum or website this number of connections is far from enough, there are two ways to increase the default MySQL

This system: centos6.5_x64 local lamp environment ip:192.168.184.129First, build svn, to achieve SVN access, local user authenticationSecond, the implementation of HTTP access, Apache local file authenticationSubversion Directory Description:*dav

The pattern matching of SQL allows you to use "_" to match any single character, while "%" matches any number of characters (including 0 characters). In MySQL, the default mode of SQL is case-insensitive. Some examples are shown below. Note that

#!/bin/bash#description:the script is used to installing mysqlecho  "======= =========================================+               MySQL Install   (version 5.1)                                                             +=========================

1, create the path to save the backup file/mysqldata #mkdir/bak/mysqlbak2, create/usr/sbin/bakmysql file #vi/usr/sbin/bakmysql.sh3, write the script as follows script note, If your MySQL password is with special characters, such as [email protected]#

SELECT * from ' DD ' ORDER by ELT (INTERVAL (CONV (HEX () (Num USING gbk), 1), 16,10),0xb0a1,0xb0c5,0xb2c1,0xb4ee,0xb6ea,0xb7a2,0xb8c1,0xb9fe,0xbbf7,0xbfa6,0xc0ac,0xc2e8,0xc4c3,0xc5b6,0xc5be,0xc6da,0xc8bb,0xc8f6,0XCBFA,0XCDDA,0XCEF4,0XD1B9,0XD4D1),'

Sometimes, MySQL problems when they can not solve the problem, to find Baidu is only a slight change in the configuration is good. Why is this? And the purpose of this article is to give you a very important list of configuration items. What's the

Replace, " also replaced with spaces, once seen on the internet such SQL, replace some characters in the string in the fieldUpdate table name set the field name to modify = replace (the field name to modify, ' Update table name set the field name to

1, the main standby library construction:SlightlyMain Library: 10.1.1.17 Library: 10.1.1.182, the main library authorization:Permissions to allow replication of backupsGRANT REPLICATION SLAVE on * * to ' slaveuser ' @ ' 10.1.1.18 ' identified by '

mysql-uroot-p Password//Logincreat database people; CreateDROP database name//deleteShow databases//view all databasesuse database name//using a database Show tables//Show all tables under the current databasedesc Table name//View the properties of

Database master-Slave Mutual preparationLab Environment:CentOS 6.3 64bitMySQL version: mysql-5.5.28server1=192.168.1.38server2=192.168.1.391.381. Initialize the database#service mysqld

I. MySQL build processInstall MySQL on Ubuntu1, sudo apt-get install Mysql-server2, sudo apt-get install mysql-client3, sudo apt-get install Libmysqlclient-devII. Basic Command-----login, exit, add a database, add a table, delete a database, delete

Here first thanks to the comrade who has given the solution on the InternetThere are a lot of MySQL database beginners may encounter a change in the name of the word, maybe everyone will think of the first time to search the Internet, in fact, I am

CentOS 7 's Yum source does not appear to be properly installed when MySQL mysql-sever file, need to go to the official web download

The index in the backup file is not syntactically formattedRestore operations from MySQL backed up SQL files The Times are wrong, check the error log, as follows:Error Code:1064-you has an error in your SQL syntax; Check the manual that corresponds

Mysql Chinese garbled Solutions If you have encountered this problem, let's not talk about the cause. In the cmd of the PC (or the Command Line client installed in mysql, or the SecureCRT used for work), try it out. Go to the mysql environment and