innodb database

MySQL is very powerful, support direct copy database file Quick Backup, where is the database file?Open the MySQL configuration file My.iniand locate the datadir node, asDatadir= "D:/program files/mysql/mysql Server 5.1/data"Enter the above folder,

We all know that MySQL is a small and medium-sized relational database management system, very practical, for us to learn a lot of technology is helpful, a few days ago I installed SQL Server 2008 and Oracle 10g database, also used JDBC to connect

installation of MySQL (detailed illustrations) If you've already installed MySQL, uninstall it and delete MySQL's Windows service from the "sc delete mysql" command. MySQL installation package:

We all know that MySQL is a small and medium-sized relational database management system, very practical, for us to learn a lot of technology is helpful, a few days ago I installed SQL Server 2008 and Oracle 10g database, also used JDBC to connect

MySQL Installation DiagramOpen the downloaded MySQL installation file mysql-5.0.27-win32.zip, double-click Unzip, run"Setup.exe", the following interface appears:MySQL Setup Wizard starts, press"Next"continue toSelect the installation type, which

Win7 System Installation MySQL5.5.21 diagramWe all know that MySQL is a small and medium-sized relational database management system, very useful, for us to learn a lot of technology is helpful, a few days ago I installed SQL Server 2008 and Oracle 1

MySQL is a powerful database software, MySQL installation graphics tutorial will explain how to install MySQL, and then together to see how MySQL installed it.Mysql-mysql server. You need this option unless you only want to connect to a MySQL server

MySQL includes support for triggers. A trigger is a database object associated with a table operation that invokes the execution of a trigger on a table when a specified event occurs on the table on which the trigger is located.Create a TriggerIn

MySQL includes support for triggers. A trigger is a database object associated with a table operation that invokes the execution of a trigger on a table when a specified event occurs on the table on which the trigger is located.Create a TriggerIn

Alas, one not careful enough to cause a friend of a website MySQL data all gone. So-called a fall into your wit, so think or write an article to remind the surrounding small friends. In the spirit of saving lives, medicine to eradicate the

We all know that MySQL is a small and medium-sized relational database management system, very practical, for us to learn a lot of technology is helpful, a few days ago I installed SQL Server 2008 and Oracle 10g database, also used JDBC to connect

InnoDB Overview InnoDB provides MySQL with a transaction-safe (acid-compatible) storage engine with Commit, rollback, and crash resiliency. InnoDB locks the row-level and also provides an Oracle-style, non-locking read in the SELECT statement. These

Summary:This article describes MySQL's InnoDB index-related knowledge, from a variety of tree-to-index principles to the details of storage.InnoDB is the default storage engine for MySQL (Mysql5.5.5 before MyISAM, documentation). In the purpose of

1. Background* in MySQL, create a data table, in its data directory corresponding to the database directory has a corresponding table of. frm files,. frm files are used to hold each data table metadata (meta) information, including the definition of

Reprint Address: http://www.jb51.net/article/23876.htmMany friends have just started to contact MySQL database server, the following is a user compiled a MySQL installation tutorial, step details also have detailed description.MySQL5.0 version of

Http://bbs.chinaunix.net/thread-1688208-1-1.html Characteristics Mysql PostgreSQL Instance Launch the instance by executing the MySQL command (MYSQLD). One instance can manage one or more databases. A

"Three major paradigms of database design"1. First normal form (1NF fromate): Each column (field) in the datasheet must be the smallest unit that cannot be split. That is to ensure the atomicity of each column.For example: UserInfo: ' Shandong

Create user: CREATE user ' username ' "@ ' hostname '" identified by ' password ' hostname can be empty, default to NULL is% permission, indicating all hosts can connect' jredu '@'localhost'jredu';Grant to assign permissions to the user; Grant

I. Paradigm in the database:Paradigm, the English name is the Normal Form, it is the British e.f.codd (relational database ancestor) in the 70 's to put forward a relational database model, the paradigm is the basis of relational database theory,

the InnoDB engine database can be backed up using mysqldump, and if the table is large dozens of g or even hundreds of G, the display with mysqldump backup will be very slow. Then use Xtrabackup to quickly back up the InnoDB database online. InnoDB