Environment
CentOS 7 64-bit
MySQL 5.7 64-bit
1. Uninstalling the system's own mariadb
[[email protected] /]# rpm -qa|grep mariadbmariadb-libs-5.5.56-2.el7.x86_64[[email protected] /]# rpm -e mariadb-libs-5.5.56-2.el7.x86_64 --nodeps
2. Download RPM Package
Download the rpm bundle to the MySQL website and upload it locally to the server or download it directly from the server using the following method
wget http://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.13-1.el7.x86_64.rpm-bundle.tar
3. Unzip the TAR package
[[email protected] softwares]# lsmysql-5.7.18-1.el7.x86_64.rpm-bundle.tar[[email protected] softwares]# tar -xvf mysql-5.7.18-1.el7.x86_64.rpm-bundle.tar mysql-community-server-5.7.18-1.el7.x86_64.rpmmysql-community-embedded-devel-5.7.18-1.el7.x86_64.rpmmysql-community-devel-5.7.18-1.el7.x86_64.rpmmysql-community-client-5.7.18-1.el7.x86_64.rpmmysql-community-common-5.7.18-1.el7.x86_64.rpmmysql-community-embedded-5.7.18-1.el7.x86_64.rpmmysql-community-embedded-compat-5.7.18-1.el7.x86_64.rpmmysql-community-libs-5.7.18-1.el7.x86_64.rpmmysql-community-server-minimal-5.7.18-1.el7.x86_64.rpmmysql-community-test-5.7.18-1.el7.x86_64.rpmmysql-community-minimal-debuginfo-5.7.18-1.el7.x86_64.rpmmysql-community-libs-compat-5.7.18-1.el7.x86_64.rpm
4. Installation
Execute sequentially (several packages have dependencies, so execute successively) the following command installs
rpm -ivh mysql-community-common-5.7.18-1.el7.x86_64.rpmrpm -ivh mysql-community-libs-5.7.18-1.el7.x86_64.rpmrpm -ivh mysql-community-client-5.7.18-1.el7.x86_64.rpmrpm -ivh mysql-community-server-5.7.18-1.el7.x86_64.rpm
5. Database initialization
mysqld --initialize --user=mysql
The--initialize option is initialized in "safe" mode by default, generates a password for the root user and marks the password as expired (password is in/var/log/mysqld.log), you need to set a new password after login, and use-- The initialize-insecure command does not use Safe mode, and a password is not generated for the root user.
[[email protected] softwares]# more /var/log/mysqld.log2018-02-24T08:27:17.789803Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).2018-02-24T08:27:18.923811Z 0 [Warning] InnoDB: New log files created, LSN=457902018-02-24T08:27:18.981104Z 0 [Warning] InnoDB: Creating foreign key constraint system tables.2018-02-24T08:27:19.116973Z 0 [Warning] No existing UUID has been found, so we assume that this is the first time that this server has been started. Generating a new UUID: 87296646-193c-11e8-adaf-000c29ee8fae.2018-02-24T08:27:19.332937Z 0 [Warning] Gtid table is not ready to be used. Table ‘mysql.gtid_executed‘ cannot be opened.2018-02-24T08:27:19.333647Z 1 [Note] A temporary password is generated for [email protected]: m)6_=8yl6(pA
The last line gives the MySQL login password.
Start the MySQL service and log in to MySQL
[[email protected] softwares]# systemctl start mysqld[[email protected] softwares]# mysql -u root -p Enter password: Welcome to the MySQL monitor.
6. Reset the root user password
Prompt for password expiration, reset required
mysql> show databases;ERROR 1820 (HY000): You must reset your password using ALTER USER statement before executing this statement.
Reset Password
7. Remote Authorization Login
Root User Name
% everyone has access to
Password Password
# 给特定IP授权GRANT ALL PRIVILEGES ON *.* TO ‘root‘@‘192.168.1.100‘ IDENTIFIED BY ‘password‘ WITH GRANT OPTION;# 给任意IP授权GRANT ALL PRIVILEGES ON *.* TO ‘root‘@‘%‘ IDENTIFIED BY ‘password‘ WITH GRANT OPTION;
Refresh Permissions
flush privileges;
8. Configuring UTF8 Encoding
Modify the/ETC/MY.CNF and add the following to the back
[mysqld]character_set_server=utf8init_connect=‘SET NAMES utf8‘
Restart MySQL
systemctl restart mysqld
Display encoding
show variables like ‘%character%‘;
Reference Links:
1.https://my.oschina.net/laily/blog/713022
2.http://www.cnblogs.com/maobuji/p/8336702.html
CentOS RPM Installation MySQL5.7