MySQL

Installation RequirementsInstallation Environment: CentOS-6.3Installation method: Source code compiled and installedSoftware Name: mysql-cluster-gpl-7.2.6-linux2.6-x86_64.tar.gz: http://mysql.mirror.kangaroot.net/Downloads/Software Installation

About MySQL ' Show global status ' output of Com_select, Queries, Questions, Qcache_hits, Qcache_inserts, Qcache_not_ Cached these state values have been a bit confusing, now through the experiment to more accurate and profound

In the movie "Social Network", Facebook founder Mark Zack broke into the Harvard University dormitory building server, stealing database data, and in two hours to complete a school female students scored interactive website, the site a day in the

[View system settings for slow queries]Mysql>Show variables like '%slow%';+---------------------------+--------------------------------+|Variable_name|Value|+---------------------------+--------------------------------+|Log_slow_admin_statements|

Tag:io   ar    use    sp   on    data    div    problem    log    Database indexing commonly used rules are as follows: 1, the table of the primary key, foreign keys must be indexed, 2, the data volume of more than 300 of the table should be indexed;

Problem:This assumes that I need to access the Table2 table in the IP2 database on the database1 on IP1Method:Here database needs to open the federated engine in order to be able to access the table in the remote DB as the local data base, the

Error: 1130-host allowed to connect to this MYSQL serverWorkaround:1. Change the table method.It may be that your account is not allowed to log on remotely, only on localhost. This time, as long as the computer on the localhost, log in to MySQL,

Recently played MySQL, found a very good tool, can be the MySQL slow query can be seen, convenient for us to find and analyze the slow inquiry statement, the steps are not many, but on-line detailed tutorials less, not enough detailed, accidentally,

Mysql Database Master-slave experience finishingManagement MySQL master and slave has more than 2 years, managed more than 200 sets of MySQL master and slave, almost related to each version of the master and slave, this blog is summarized, part of

From the functional partition, the SQL language can be divided into three categories: Ddl,dml and DCL.1. DDL (Data Definition Language)A data definition language that defines and manages the language of all objects in a SQL

Version:Nhibernate:nhibernate 4.0.1GAMysql:mysql 5.0.1FAQ One:Unhandled exception of type "Nhibernate.hibernateexception" occurs in NHibernate.dllAdditional information: Could not create the driver from NHibernate.Driver.MySqlDataDriver.Solution:The

1. Turn off the MySQL service:Service Mysqld Stop2. Create a new directoryMkdir-p data3. Transfer the previous directory to the new data directorymv/var/lib/mysql//data/4, edit my.cnfVi/etc/my.cnfModify the DataDir and socket to a new

MySQL Installation start wpiauncher(Web Platform Installer 4.6). ClickProduct>, selectDatabase>, click theMySQL Windows 5.1"next to theAdd>, and then clickinstallation>. 650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M00/4B/B9/wKiom1

Http://www.cnblogs.com/yuxc/archive/2012/07/25/2607587.html1. End the currently running MySQL process.#/etc/init.d/mysql Stop2. Run in MySQL Safe mode and skip permission verification.#/usr/bin/mysqld_safe--skip-grant-tables3. Re-open a terminal to

A variety of knowledge about lamp, today is mainly about the installation under CentOS, the process of building a Web server. (This article is installed using the installation package)First, IntroductionWhat is lamp     Lamp is a Web network

MySQL user name and operating system user name are completely unrelated, even the maximum length may be different. For example, a UNIX user name is limited to 8 characters. The MySQL user name can be up to 16 characters in length.MySQL's encrypted

MySQL learning-triggers, MySQL learning-triggers MySQL supports triggers. A trigger is a database object related to table operations. When a specified event occurs on the table where the trigger is located, this object is called, that is, the

MySQL zip installation configuration and mysqlzip installation Configuration Source: http://www.cnblogs.com/winstic/, reserve this connection During this time, I learned how to operate Python databases and simply sorted out the MySQL zip file

Mysql database master-slave replication deployment notes, mysql master-slave Principles of master-slave database replication:The master-slave replication of a database is to copy data from the master database to the slave database. The entire

In MySQL, innobackupex and xtrabackup are used for big data backup and restoration. innobackupex Backup and restoration of large data volumes is always a challenge. When MYSQL exceeds 10 Gb, it is slow to export data using mysqldump. Xtrabackup is