CentOS 7.0 uses Yum to install MariaDB and MariaDB simple configuration

Source: Internet
Author: User

1, installation mariadb

Installation commands

Yum-y Install mariadb Mariadb-server

Installation Complete mariadb, first start mariadb

Systemctl Start mariadb

Set boot up

Systemctl Enable MARIADB

The following is a simple configuration of mariadb

Mysql_secure_installation

The first is to set the password, you will be prompted to enter the password

Enter current password to root (enter for none): <– First run direct carriage return

Set Password

Set root Password? [y/n] <– whether to set the root user password, enter Y and return or direct enter
New Password: <– Set the root user's password
Re-enter new password: <– Enter the password you set again

Other configurations

Remove anonymous users? [y/n] <– Whether to delete anonymous users, enter

Disallow Root login remotely? [y/n] <– Whether root login is forbidden, enter,

Remove test database and access to it? [y/n] <– Whether to delete the test database, enter

Reload privilege tables now? [y/n] <– whether to reload the permissions table, enter

Initialize MARIADB complete, next Test login

Mysql-uroot-ppassword

Complete.

2. Configuring the MARIADB Character Set

File/etc/my.cnf

Vi/etc/my.cnf

Add under the [Mysqld] tab

init_connect= ' Set collation_connection = Utf8_unicode_ci ' init_connect= ' Set NAMES UTF8 ' Character-set-server=utf8 Collation-server=utf8_unicode_ci Skip-character-set-client-handshake

File/etc/my.cnf.d/client.cnf

Vi/etc/my.cnf.d/client.cnf

Add in [client]

Default-character-set=utf8

File/etc/my.cnf.d/mysql-clients.cnf

Vi/etc/my.cnf.d/mysql-clients.cnf

Add in [MySQL]

Default-character-set=utf8

Complete configuration, restart MARIADB

Systemctl Restart MARIADB

Then enter MARIADB to view the character set

Mysql> Show variables like "%character%", show variables like "%collation%";

Displayed as


+--------------------------+----------------------------+
| variable_name | Value |
+--------------------------+----------------------------+
| character_set_client | UTF8 |
| character_set_connection | UTF8 |
| Character_set_database | UTF8 |
| Character_set_filesystem | binary |
| Character_set_results | UTF8 |
| Character_set_server | UTF8 |
| Character_set_system | UTF8 |
| Character_sets_dir | /usr/share/mysql/charsets/|
+--------------------------+----------------------------+
8 rows in Set (0.00 sec)

+----------------------+-----------------+
| variable_name | Value |
+----------------------+-----------------+
| collation_connection | Utf8_unicode_ci |
| Collation_database | Utf8_unicode_ci |
| Collation_server | Utf8_unicode_ci |
+----------------------+-----------------+
3 Rows in Set (0.00 sec)

The character set configuration is complete.

3. Add users, set permissions

Create user command

MySQL username identified;

Direct creation of user and authorized commands

Mysql>grant all on * * to [e-mail protected] indentified by ' password ';

Grant access to the extranet

Mysql>grant all privileges on * * to [e-mail protected] '% ' identified by ' password ';

Grant permissions and can authorize

Mysql>grant all privileges on * * to [e-mail protected] ' hostname ' identified by ' password ' with GRANT option;

Simple user and permission configuration is basically the case.

Where only partial permissions are granted to change all privileges or all to Select,insert,update,delete,create,drop,index,alter,grant,references,reload, Shutdown,process,file part of it.


CentOS 7.0 uses Yum to install MariaDB and MariaDB simple configuration

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