【MYSQL安装】mysql 5.6在centos6.4上的安装
1.卸载系统自带的mysql
[root@zhangmeng ~]# rpm -qa |grep mysql
mysql-libs-5.1.-.el6_3.x86_64
[root@zhangmeng ~]#
[root@zhangmeng ~]# rpm -e mysql-libs-5.1.-.el6_3.x86_64;
error: Failed dependencies:
libmysqlclient.so.()(64bit) is needed by (installed) postfix-:2.6.-2.2.el6_1.x86_64
libmysqlclient.so.(libmysqlclient_16)(64bit) is needed by (installed) postfix-:2.6.-2.2.el6_1.x86_64
mysql-libs is needed by (installed) postfix-:2.6.-2.2.el6_1.x86_64
[root@zhangmeng ~]#
[root@zhangmeng ~]# rpm -e mysql-libs-5.1.-.el6_3.x86_64 --nodeps;
[root@zhangmeng ~]#
[root@zhangmeng ~]#
[root@zhangmeng ~]# rpm -qa |grep mysql
2.下载mysql安装包，需要安装wget用 yum -y install wget
[root@zhangmeng ~]# wget http://repo.mysql.com/mysql-community-release-el6-5.noarch.rpm
-bash: wget: command not found
[root@zhangmeng ~]#
[root@zhangmeng ~]#
[root@zhangmeng ~]# yum -y install wget
Loaded plugins: fastestmirror
Determining fastest mirrors
* base: mirrors.cn99.com
* extras: mirrors.cn99.com
* updates: mirrors.sohu.com
base | 3.7 kB :
extras | 3.4 kB :
updates | 3.4 kB :
updates/primary_db | 2.5 MB :
3.再次下载
[root@zhangmeng ~]# wget http://repo.mysql.com/mysql-community-release-el6-5.noarch.rpm
---- ::-- http://repo.mysql.com/mysql-community-release-el6-5.noarch.rpm
Resolving repo.mysql.com... 104.102.164.25
Connecting to repo.mysql.com|104.102.164.25|:... connected.
HTTP request sent, awaiting response... OK
Length: (.7K) [application/x-redhat-package-manager]
Saving to: ?.ysql-community-release-el6-.noarch.rpm? %[==============================================>] , --.-K/s in .001s -- :: (9.44 MB/s) - ?.ysql-community-release-el6-.noarch.rpm?.saved [/] [root@zhangmeng ~]# ls
anaconda-ks.cfg install.log.syslog
install.log mysql-community-release-el6-.noarch.rpm
[root@zhangmeng ~]#
4.安装
[root@zhangmeng ~]# rpm -ivh mysql-community-release-el6-.noarch.rpm
Preparing... ########################################### [%]
:mysql-community-release########################################### [%]
[root@zhangmeng ~]#
[root@zhangmeng ~]# rpm -qa |grep -i mysql
mysql-community-release-el6-.noarch
5.安装mysql数据库
[root@zhangmeng ~]# yum install mysql-community-server -y
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
* base: mirrors.cn99.com
* extras: mirrors.cn99.com
* updates: mirrors.sohu.com
mysql-connectors-community | 2.5 kB :
mysql-connectors-community/primary_db | kB :
mysql-tools-community | 2.5 kB :
mysql-tools-community/primary_db | kB :
mysql56-community | 2.5 kB :
mysql56-community/primary_db | kB :
Setting up Install Process
......
......
========================================================================================
Package Arch Version Repository Size
========================================================================================
Installing:
mysql-community-server x86_64 5.6.37-2.el6 mysql56-community 55 M
Installing for dependencies:
libaio x86_64 0.3.107-10.el6 base 21 k
mysql-community-client x86_64 5.6.37-2.el6 mysql56-community 18 M
mysql-community-common x86_64 5.6.37-2.el6 mysql56-community 308 k
mysql-community-libs x86_64 5.6.37-2.el6 mysql56-community 1.9 M
numactl x86_64 2.0.9-2.el6 base 74 k
perl x86_64 4:5.10.1-144.el6 base 10 M
perl-DBI x86_64 1.609-4.el6 base 705 k
perl-Module-Pluggable x86_64 1:3.90-144.el6 base 41 k
perl-Pod-Escapes x86_64 1:1.04-144.el6 base 33 k
perl-Pod-Simple x86_64 1:3.13-144.el6 base 213 k
perl-libs x86_64 4:5.10.1-144.el6 base 579 k
perl-version x86_64 3:0.77-144.el6 base 52 k Transaction Summary
========================================================================================
Install 13 Package(s) Total download size: 86 M
Installed size: 373 M
Downloading Packages:
(1/13): libaio-0.3.107-10.el6.x86_64.rpm | 21 kB 00:00
(2/13): mysql-community-client-5.6.37-2.el6.x86_64.rpm | 18 MB 00:17
(3/13): mysql-community-common-5.6.37-2.el6.x86_64.rpm | 308 kB 00:01
(4/13): mysql-community-libs-5.6.37-2.el6.x86_64.rpm | 1.9 MB 00:03
(5/13): mysql-community-server-5.6.37-2.el6.x86_64.rpm | 55 MB 00:49
(6/13): numactl-2.0.9-2.el6.x86_64.rpm | 74 kB 00:00
(7/13): perl-5.10.1-144.el6.x86_64.rpm | 10 MB 00:04
(8/13): perl-DBI-1.609-4.el6.x86_64.rpm | 705 kB 00:00
(9/13): perl-Module-Pluggable-3.90-144.el6.x86_64.rpm | 41 kB 00:00
(10/13): perl-Pod-Escapes-1.04-144.el6.x86_64.rpm | 33 kB 00:00
(11/13): perl-Pod-Simple-3.13-144.el6.x86_64.rpm | 213 kB 00:00
(12/13): perl-libs-5.10.1-144.el6.x86_64.rpm | 579 kB 00:00
(13/13): perl-version-0.77-144.el6.x86_64.rpm | 52 kB 00:00
----------------------------------------------------------------------------------------
......
......
Installed:
mysql-community-server.x86_64 0:5.6.37-2.el6 Dependency Installed:
libaio.x86_64 0:0.3.107-10.el6
mysql-community-client.x86_64 0:5.6.37-2.el6
mysql-community-common.x86_64 0:5.6.37-2.el6
mysql-community-libs.x86_64 0:5.6.37-2.el6
numactl.x86_64 0:2.0.9-2.el6
perl.x86_64 4:5.10.1-144.el6
perl-DBI.x86_64 0:1.609-4.el6
perl-Module-Pluggable.x86_64 1:3.90-144.el6
perl-Pod-Escapes.x86_64 1:1.04-144.el6
perl-Pod-Simple.x86_64 1:3.13-144.el6
perl-libs.x86_64 4:5.10.1-144.el6
perl-version.x86_64 3:0.77-144.el6 Complete!
[root@zhangmeng ~]#
6.查看安装后的mysql
[root@zhangmeng ~]# rpm -qa |grep -i mysql
mysql-community-release-el6-.noarch
mysql-community-common-5.6.-.el6.x86_64
mysql-community-server-5.6.-.el6.x86_64
mysql-community-libs-5.6.-.el6.x86_64
mysql-community-client-5.6.-.el6.x86_64
[root@zhangmeng ~]#
7.将mysql设置为开机启动
[root@zhangmeng ~]# chkconfig --list |grep mysqld
mysqld :off :off :off :on :on :on :off
[root@zhangmeng ~]#
[root@zhangmeng ~]# chkconfig mysqld on
[root@zhangmeng ~]#
[root@zhangmeng ~]# chkconfig --list |grep mysqld
mysqld :off :off :on :on :on :on :off
[root@zhangmeng ~]#
8.重启mysql服务
[root@zhangmeng ~]# mysqladmin -u root password 'root'
mysqladmin: connect to server at 'localhost' failed
error: 'Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' ()'
Check that mysqld is running and that the socket: '/var/lib/mysql/mysql.sock' exists!
[root@zhangmeng ~]#
[root@zhangmeng ~]#
[root@zhangmeng ~]#
[root@zhangmeng ~]# service mysqld restart
Stopping mysqld: [ OK ]
......
......
9.配置mysql root 用户密码
[root@zhangmeng ~]# mysqladmin -u root password ''
Warning: Using a password on the command line interface can be insecure.
[root@zhangmeng ~]#
10.修改 mysql root 用户密码，下面新密码是以明文形式显示，故提示警告，建议采用密文形式
Warning: Using a password on the command line interface can be insecure.警告:在命令行界面上使用密码可能是不安全的。
[root@zhangmeng ~]# mysqladmin -uroot -p123456 password abc123
Warning: Using a password on the command line interface can be insecure.
[root@zhangmeng ~]#
11.登录mysql，查看root账号信息，修改密码后，再次查看root账号信息
[root@zhangmeng ~]# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is
Server version: 5.6. MySQL Community Server (GPL) Copyright (c) , , Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql>
mysql> use mysql
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A Database changed
mysql>mysql> select Host,User,Password from user where User='root';
+-----------------------+------+-------------------------------------------+
| Host | User | Password |
+-----------------------+------+-------------------------------------------+
| localhost | root | *6691484EA6B50DDDE1926A220DA01FA9E575C18A |
| zhangmeng.example.com | root | |
| 127.0.0.1 | root | |
| ::1 | root | |
+-----------------------+------+-------------------------------------------+
4 rows in set (0.00 sec) mysql> update user set password =password(123456) where user='root';
Query OK, 4 rows affected (0.28 sec)
Rows matched: 4 Changed: 4 Warnings: 0 mysql> select Host,User,Password from user where User='root';
+-----------------------+------+-------------------------------------------+
| Host | User | Password |
+-----------------------+------+-------------------------------------------+
| localhost | root | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
| zhangmeng.example.com | root | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
| 127.0.0.1 | root | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
| ::1 | root | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
+-----------------------+------+-------------------------------------------+
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