mariadb的安裝與更換數據存儲目錄

創建/data/mysql

mkdir -p /data/mysql

安裝mariadb

yum  -y install mariadb*

啓動

systemctl restart mariadb.service

開機自啓

systemctl enable mariadb.service

我是把數據看的數據放到另一個硬盤裏(在/dev/sdb)

fdisk -l

fdisk /dev/sdb---n---p---回車---回車---回車---w---partprobe /dev/sdb---mkfs.ext4 /dev/sdb1

vim /etc/fstab

先關閉數據庫

systemctl stop mariadb.service

複製

cp -a /var/lib/mysql/ /data/mysql/

編輯數據目錄

vim /etc/my.cnf

讓數據庫不區分大小寫

進入 /etc/my.cnf.d

編輯server.cnf

vim /etc/my.cnf.d/server.cnf

找到[mysqlld]標籤,在下邊添加  lower_case_table_names=1

然後啓動數據庫

systemctl restart mariadb.service

配置數據庫

mysql_secure_installation

 

NOTE: RUNNING ALL PARTS OF THIS SCRIPT IS RECOMMENDED FOR ALL MariaDB

      SERVERS IN PRODUCTION USE!  PLEASE READ EACH STEP CAREFULLY!

 

In order to log into MariaDB to secure it, we'll need the current

password for the root user.  If you've just installed MariaDB, and

you haven't set the root password yet, the password will be blank,

so you should just press enter here.

 

Enter current password for root (enter for none):    ----回車

OK, successfully used password, moving on...

 

Setting the root password ensures that nobody can log into the MariaDB

root user without the proper authorisation.

 

Set root password? [Y/n] y   ---是否加密

New password:

Re-enter new password:

Password updated successfully!

Reloading privilege tables..

 ... Success!

 

 

By default, a MariaDB installation has an anonymous user, allowing anyone

to log into MariaDB without having to have a user account created for

them.  This is intended only for testing, and to make the installation

go a bit smoother.  You should remove them before moving into a

production environment.

 

Remove anonymous users? [Y/n] y   ---是否移除匿名用戶

 ... Success!

 

Normally, root should only be allowed to connect from 'localhost'.  This

ensures that someone cannot guess at the root password from the network.

 

Disallow root login remotely? [Y/n] y   ---不允許root遠程登錄

 ... Success!

 

By default, MariaDB comes with a database named 'test' that anyone can

access.  This is also intended only for testing, and should be removed

before moving into a production environment.

Remove test database and access to it? [Y/n] y   ---是否刪除測試數據庫

 - Dropping test database...

 ... Success!

 - Removing privileges on test database...

 ... Success!

Reloading the privilege tables will ensure that all changes made so far

will take effect immediately.

Reload privilege tables now? [Y/n] y   ---是否重新刷新權限

 ... Success!

Cleaning up...

All done!  If you've completed all of the above steps, your MariaDB

installation should now be secure.

 

Thanks for using MariaDB!

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