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

1. New groups, new users

[root@ticent admin] # groupadd mysql

[root@ticent admin] # useradd-m-g mysql mysql

[root@ticent admin] #

two。 Check whether it has been installed. If so, you need to remove it first.

[root@ticent admin] # rpm-qa | grep mysql

[root@ticent admin] #

3. Modify mysql user password

[root@ticent admin] # passwd mysql

4. download

[mysql@ticent ~] $wget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-community-client-5.7.18-1.el7.x86_64.rpm

[mysql@ticent ~] $wget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-community-libs-5.7.18-1.el7.x86_64.rpm

[mysql@ticent ~] $wget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-community-common-5.7.18-1.el7.x86_64.rpm

[mysql@ticent ~] $wget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-community-server-5.7.18-1.el7.x86_64.rpm

[mysql@ticent ~] $ll

The total dosage is 157960

-rw-rw-r--. 1 mysql mysql 25079412 March 20 17:40 mysql-community-client-5.7.18-1.el7.x86_64.rpm

-rw-rw-r--. 1 mysql mysql 277784 March 20 17:40 mysql-community-common-5.7.18-1.el7.x86_64.rpm

-rw-rw-r--. 1 mysql mysql 2237888 March 20 17:40 mysql-community-libs-5.7.18-1.el7.x86_64.rpm

-rw-rw-r--. 1 mysql mysql 128210634 June 6 01:02 mysql-community-server-5.7.18-1.el7.x86_64.rpm

5. You can use either root user installation or mysql user installation. If you use mysql, you need to modify the / etc/sudoers file first, as follows, to add the contents of the tag. No setting is required to use root.

[root@ticent admin] # vi / etc/sudoers

6. Remove mariadb-libs

[mysql@ticent] $sudo rpm-e mariadb-libs-5.5.52-1.el7.x86_64-- nodeps

7. Install perl

[root@ticent mysql] # yum install perl

8. Install mysql

[mysql@ticent ~] $sudo rpm-ivh mysql-community-common-5.7.18-1.el7.x86_64.rpm

Warning: mysql-community-common-5.7.18-1.el7.x86_64.rpm: header V3 DSA/SHA1 Signature, key ID 5072e1f5: NOKEY

Preparing. # # [100%]

Upgrading / installing...

1:mysql-community-common-5.7.18-1.e## [100%]

[mysql@ticent ~] $sudo rpm-ivh mysql-community-libs-5.7.18-1.el7.x86_64.rpm

Warning: mysql-community-libs-5.7.18-1.el7.x86_64.rpm: header V3 DSA/SHA1 Signature, key ID 5072e1f5: NOKEY

Preparing. # # [100%]

Upgrading / installing...

1:mysql-community-libs-5.7.18-1.el7## [100%]

[mysql@ticent ~] $sudo rpm-ivh mysql-community-client-5.7.18-1.el7.x86_64.rpm

Warning: mysql-community-client-5.7.18-1.el7.x86_64.rpm: header V3 DSA/SHA1 Signature, key ID 5072e1f5: NOKEY

Preparing. # # [100%]

Upgrading / installing...

1:mysql-community-client-5.7.18-1.e## [100%]

[mysql@ticent ~] $sudo rpm-ivh mysql-community-server-5.7.18-1.el7.x86_64.rpm

Warning: mysql-community-server-5.7.18-1.el7.x86_64.rpm: header V3 DSA/SHA1 Signature, key ID 5072e1f5: NOKEY

Preparing. # # [100%]

Upgrading / installing...

1:mysql-community-server-5.7.18-1.e## [100%]

9. Initialization

[mysql@ticent] $mysqld-- initialize

10. Start the service

[mysql@ticent ~] $service mysqld start

11. View temporary password

[mysql@ticent ~] $cat / var/log/mysqld.log

twelve。 Log in with the initial password and change the password

[mysql@ticent] $mysql-u root-p

Mysql > ALTER USER 'root'@'localhost' IDENTIFIED BY' 123'

Mysql > flush privileges

13. Login verification is successful again

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