MYSQL ==>> MARIADB

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準備資料庫(MySQL),若已有MySQL,可忽略.

build MySQL table;

串連MySQL;

mysql -u root -p

建立資料表;

mysql> create database demo;

mysql> use demo;

mysql> create table pet(name varchar(30), owner varchar(30), species varchar(20), sex char(1));

添加資料表內容;

mysql> insert into pet values(‘brandon‘,‘Jack‘,‘puddle‘,‘m‘),(‘dixie‘,‘Danny‘,‘chihuahua‘,‘f‘);

exit();     ----退出MySQL

 backup MySQL;

前情提示,啟用二進位;

備份資料表;備份my.cnf;

$ mysqldump --all-databases --user=root --password --master-data > backupdb.sql

$ sudo cp /etc/mysql/my.cnf /opt/my.cnf.bak

 del MySQL;

停止MySQL服務;

$ sudo service mysql stop  //RHEL6

$ sudo systemctl stop mysql //RHEL7

$ sudo /etc/init.d/mysql stop //RHEL6

移除MySQL配置及檔案;

$ sudo yum remove mysql* mysql-server mysql-devel mysql-libs

$ sudo rm -rf /var/lib/mysql

 

build mariadb;

安裝 mariadb;以及相關依賴包;

$ sudo vi /etc/yum.repos.d/MariaDB.repo  //建立自訂的yum源

.......................................  //以下為檔案內容

[mariadb]

name = MariaDB

baseurl = http://yum.mariadb.org/5.5/centos7-amd64

gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDB

gpgcheck=1

.......................................

$ sudo yum install MariaDB-server MariaDB-client//安裝MariaDB

恢複my.cnf檔案;

$ sudo cp /opt/my.cnf   /etc/mysql/

啟動mariadb;

$ sudo service mariadb start

$ sudo systemctl start mariadb

$ sudo /etc/init.d/mariadb start

 

MySQL ==>> MARIADB;

將資料表匯入到mariadb中;

$ mysql -u root -p < backupdb.sql

出現一下內容,表示登入成功;恭喜你;

$ mysql -u root -p

......................................//以下為sql命令

MariaDB [(none)]> show databases;

MariaDB [(none)]> use test01;

MariaDB [test01]> select * from pet;

本文到此結束,歡迎來訪;

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MYSQL ==>> MARIADB