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
Three methods for copying table data and table structure in mysql
When will we use a copy table? For example, if I operate on a table but are afraid of accidental deletion of data, create a table with the same structure in the same database and
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
First, view the data table structure1) View the table basic Structure statement DESCRIBESyntax: DESCRIBE table name;Example:Mysql> DESCRIBE product;+--------------+--------------+------+-----+---------+----------------+| Field | Type |
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
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
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
MySQL has a lot of visual management tools, such as "Mysql-workbench" and "sequel-pro-". Now I am writing mysql Terminal command Operation article, is to strengthen my understanding of MySQL, always better than the use of graphical understanding,
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