Shulou(Shulou.com)06/01 Report--

First, extract the file to the current directory

Command: tar-zxvf mysql....tar.gz

2. Move the decompressed folder to the target directory and rename it mysql

Command: mv mysql- version number / usr/local/mysql

Add system mysql groups and mysql users

Add a system mysql group

Sudo groupadd mysql

Add mysql user

Sudo useradd-r-g mysql mysql

After the addition is completed, you can view it with id mysql

Then go to the / usr/local/mysql directory

Set the permissions for mysql user groups to operate on this folder

Command: chown-R mysql:mysql. /

Check to see if / etc/my.cnf exists. If so, delete it.

View commands: ls / etc/my.cnf

Delete command: rm / etc/my.cnf

Initialize the database

Command:. / scripts/mysql_install_db-- user=mysql

Note: if you execute this command, the following error is reported

Yumpackage needs to be installed

Command: yum-y install perl perl-devel

Installation is complete and re-execute the initialization database command

Then go to the support-files folder

Copy my-default.cnf to / etc and rename it to my.cnf

Command: cp my-default.cnf / etc/my.cnf

Copy the startup file mysql.server to / etc/rc.d/init.d and rename it to mysql

Command: cp mysql.server / etc/rc.d/init.d/mysql

Then configure mysql to boot automatically

Enter the / etc/init.d directory

Assign executable permissions to mysql

Command: chmod + x mysql

Add Servic

Command: chkconfig-- add mysql

View a list of services

Command: chkconfig-- list

If you see the service of mysql, and if all of them are on, then you will succeed. If it is off, type

Chkconfig-level 345 mysql on

Restart the computer

Check monitoring to see if the service is started

Command: netstat-na | grep 3306

Change users can manipulate the database remotely

Authorized operation

Command: grant all privileges on *. * to'%'@'% 'identified by' mypassword' with grant option

Refresh authorization

Flush privileges

Remote connection

Delete other users

Summary

The above is the installation and configuration of the decompressed MySQL database under the linux system, which is introduced by the editor. I hope it will be helpful to you. If you have any questions, please leave me a message and the editor will reply to you in time. Thank you very much for your support to the website!

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