MariaDB的安装配置

版本：MariaDB 10.1.11 Stable 2016-01-29

下载网址：https://downloads.mariadb.org/mariadb/10.1.11/

CentOS 6.5 环境安装

需要下载的rpm包：

MariaDB-10.1.11-centos6-x86_64-client.rpm

MariaDB-10.1.11-centos6-x86_64-common.rpm

MariaDB-10.1.11-centos6-x86_64-compat.rpm

MariaDB-10.1.11-centos6-x86_64-server.rpm

galera-25.3.12-1.rhel6.el6.x86_64.rpm

jemalloc-3.6.0-1.el6.x86_64.rpm

查看已安装的mysql包

rpm -qa | grep mysql

如果有，删除之前已安装的mysql包

rpm -e mysql-libs-5.1.71-1.el6.x86_64 --nodeps

安装common和compat包

rpm -ivh MariaDB-10.1.11-centos6-x86_64-common.rpm MariaDB-10.1.11-centos6-x86_64-compat.rpm

安装client包

rpm -ivh MariaDB-10.1.11-centos6-x86_64-client.rpm

安装galera包

rpm -ivh galera-25.3.12-1.rhel6.el6.x86_64.rpm

安装jemalloc包

rpm -ivh jemalloc-3.6.0-1.el6.x86_64.rpm

yum安装perl-DBI包

yum install perl-DBI

安装server包

rpm -ivh MariaDB-10.1.11-centos6-x86_64-server.rpm

启动mysql服务

service mysql start

设置root用户密码

/usr/bin/mysqladmin -u root password 'new-password'

设置utf8mb4编码，以支持emoji表情。

1.修改mysql配置文件

vi /etc/my.cnf.d/server.cnf

[mysqld]
character-set-server=utf8mb4

vi /etc/my.cnf.d/mysql-clients.cnf

[mysql]
default-character-set=utf8mb4

2.将已经建好的表也转换成utf8mb4

alter table TABLE_NAME convert to character set utf8mb4 collate utf8mb4_bin;

设置最大连接数

vi /etc/my.cnf.d/server.cnf

[mysqld]
max_connections=1000

设置root远程登录（％为任意ip都可以登录，如只能指定ip登录，将％替换成ip即可）

MySQL [(none)]> use mysql;
MySQL [mysql]> grant all privileges on *.* to 'root'@'%' identified by 'password';
MySQL [mysql]> flush privileges;