MySQLStudy-MySQL User and permission management MySQL server uses the MySQL permission table to control user access to the database. the MySQL permission table is stored in the mysql database and initialized by the mysql_install_db script. These
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
After installing MySQL, configure the environment variables and then
Input MySQL
Go to MySQL
Then you can
Use MySQL;
Select * from user;
To view all users;
Execute the script file in MySQL:
Mysql> source XXX. SQL;
1.1 add users in two ways: (convert)
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
In Mysql, Flush privileges mysql> update mysql. user set password = PASSWORD ('new password') where User = 'root'; mysql> flush privileges; mysql> exit; mysql needs flush privileges to refresh the MySQL system permission table after setting a user
User Rights Management mainly has the following functions:1. You can restrict which libraries a user accesses, which tables2. You can restrict which tables the user performs for select, CREATE, delete, delete, alter, etc.3. The IP or domain name
After installing MySQL, configure the environment variables, and then
Typing MySQL
Enter MySQL
Then you can
Use MySQL;
Select * from user;
To see all the users;
Execute script file under Mysql:
Mysql > Source xxx.sql;
1.1 Two ways to increase the
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
MySQL groups and mysql users have been set in MySQL.
When MySQL is used, it is found that mysql-H 127.0.0.1-u mysql-P cannot access the database.
Root # mysql-H 127.0.0.1-u mysql-PEnter Password :******Error 1045: Access denied for user: 'mysql @ 1
1. Download the MySQL Installation FileThe following two files are required to install MYSQL:MySQL-server-4.0.23-0.i386.rpmMySQL-client-4.0.23-0.i386.rpmTo: http://www.mysql.com/downloads/mysql-4.0.html, open this webpage and pull down the webpage
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