MySQL常用指令,java,php程序员,数据库工程师必备。程序员小冰常用资料整理MySQL common commands (for reference)The most common display commands are:1. Display the list of databases.show databases;2. Display the data table in the library:Use MySQL;Show tables;3, display the
Briefly describe the differences between MySQL and Oracle, and briefly describe mysqloracle
1. Oracle is a large database, while Mysql is a small and medium-sized database. The market share of Oracle is 40%. Mysql is only about 20%. At the same time,
MySQL creates a table and creates a . frm file to save the table and column definitions. The index is stored in one . MYI (Myindex) and the data is stored in the . MYD (MYData) file extension. First, using Show/describe statement to display the data
When creating a table, MySQL creates a. frm file to save the table and column definitions. Indexes are stored in a file with the. MYI (MYindex) Extension and data is stored in a file with the. MYD (MYData) extension.
1. Use the SHOW/DESCRIBE
1. download MySql
1. download MySql
Open http://www.mysql.com/downloads/mysql/#downloads download in browser
My downloaded version is Red Hat 5 version of http://www.mysql.com/downloads/mirror.php? Id = 407552
Upload the file to the server, or
Mysql describe, describe
Today, when I wrote a program, I defined a table. One of the columns is the description, which is defined as describe. Then I executed the insert statement and reported various errors. Later I found out that the describe
This article describes how to use the describe command in MySQL. The describe command is mainly used to obtain information about tables or columns. For more information, see
1. the describe command is used to view detailed design information of a
Install MySQL1. Download the MySQL Installation FileThe following two files are required to install MYSQL:MySQL-server-5.1.7-0.i386.rpm
To download the above two RPM files, locate the "server" and "client programs" items and find the items
Install MySQL1. Download the MySQL Installation FileThe following two files are required to install MYSQL:
MySQL-server-5.1.7-0.i386.rpm To: http://dev.mysql.com/downloads/mysql/5.1.html, open this webpage and click"Linux x86 generic RPM
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