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                ## 安裝MySQL 8.0.12 參考文檔: [CentOS 上 編譯MySQL-5.7.x 或者 MySQL-8.0 源碼 及 多實例安裝](https://my.oschina.net/u/3147971/blog/913920) [CENTOS6.6下mysql5.7.11帶boost和不帶boost的源碼安裝](https://www.cnblogs.com/galengao/p/5755788.html) [CentOS7.4 源碼安裝MySQL8.0](https://www.cnblogs.com/chenqs/p/8911670.html) ### 下載MySQL源碼包 MySQL官網下載頁: ~~~ https://www.mysql.com/downloads/ ~~~ 在列表最下面,找到MySQL社區版(MySQL Community Edition)的鏈接,點進去。 :-: ![](https://box.kancloud.cn/7e9640fa3b037d2d1db24bc83d19a672_355x78.jpg) 按下圖選擇: :-: ![](https://box.kancloud.cn/20580fce66c9315003a74196e828ee70_1168x505.jpg) 這里有兩個源碼包可供選擇,一個是帶boost的,一個不帶boost。如果選擇不帶boost庫的,你還是要自己安裝boost庫。我們選擇帶boost庫的,一起安裝比較方便。 點擊“下載”,進入下載頁 :-: ![](https://box.kancloud.cn/7f3040983253ef5c7a9fa92d759219fa_1144x70.jpg) 不需要登錄,直接點擊頁面下面的“No thanks, just start my download.”即可獲取下載鏈接 :-: ![](https://box.kancloud.cn/e4a01ec6a90fcc17573057eb3760603f_981x602.jpg) 獲取到的下載鏈接是: ~~~ https://dev.mysql.com/get/Downloads/MySQL-8.0/mysql-boost-8.0.12.tar.gz ~~~ 使用wget下載到packages目錄下,并解包 ~~~ [root@localhost packages]# wget https://dev.mysql.com/get/Downloads/MySQL-8.0/mysql-boost-8.0.12.tar.gz [root@localhost packages]# tar zxf mysql-boost-8.0.12.tar.gz [root@localhost packages]# cd mysql-8.0.12 [root@localhost mysql-8.0.12]# ~~~ 創建用戶和組: ~~~ [root@localhost mysql-8.0.12]# groupadd mysql [root@localhost mysql-8.0.12]# useradd -g mysql mysql ~~~ 安裝依賴: ~~~ [root@localhost mysql-8.0.12]# yum install ncurses-devel -y [root@localhost mysql-8.0.12]# yum install libaio -y [root@localhost mysql-8.0.12]# yum install glibc-devel.i686 glibc-devel -y [root@localhost mysql-8.0.12]# yum install gcc gcc-c++ -y [root@localhost mysql-8.0.12]# yum install cmake -y ~~~ 編譯MySQL ~~~ [root@localhost mysql-8.0.12]# cmake -DDEFAULT_CHARSET=utf8 -DDEFAULT_COLLATION=utf8_general_ci -DWITH_BOOST=boost [root@localhost mysql-8.0.12]# make [root@localhost mysql-8.0.12]# make install ~~~ 這里要編譯很久……………… ……………… 終于編譯完了,應該沒什么問題。 配置MySQL。這里配置數據目錄、日志目錄、unix_socket目錄、tmp目錄等 ~~~ [root@localhost mysql-8.0.12]# mkdir -p /data/mysql [root@localhost mysql-8.0.12]# cd /data/mysql [root@localhost mysql]# mkdir data [root@localhost mysql]# mkdir log [root@localhost mysql]# mkdir socket [root@localhost mysql]# mkdir tmp [root@localhost mysql]# mkdir binlog [root@localhost mysql]# mkdir run [root@localhost mysql]# cd .. [root@localhost data]# chown -R mysql.mysql ./mysql/ [root@localhost data]# chown -R mysql.mysql /usr/local/mysql/ ~~~ 導出mysql路徑: ~~~ [root@localhost data]# vim /etc/profile ~~~ 添加如下內容: ~~~ MYSQL_HOME=/usr/local/mysql/bin PATH=$PATH:$MYSQL_HOME export PATH MYSQL_HOME ~~~ 加載profile ~~~ [root@localhost data]# source /etc/profile ~~~ 編輯MySQL配置文件,一定要小心各種文件的路徑,錯了啟動不了的。 ~~~ [root@localhost data]# cp /etc/my.cnf /etc/my.cnf.bak [root@localhost data]# vim /etc/my.cnf ~~~ 寫入內容如下: ~~~ [client] socket=/data/mysql/socket/mysql.sock [mysqld] basedir=/usr/local/mysql datadir=/data/mysql/data socket=/data/mysql/socket/mysql.sock tmpdir=/data/mysql/tmp pid_file=/data/mysql/run/mysql.pid log_error=/data/mysql/log/error.log log_bin=/data/mysql/binlog/mysql-bin slow_query_log_file=/data/mysql/log/slow-query.log # Disabling symbolic-links is recommended to prevent assorted security risks symbolic-links=0 # Settings user and group are ignored when systemd is used. # If you need to run mysqld under a different user or group, # customize your systemd unit file for mariadb according to the # instructions in http://fedoraproject.org/wiki/Systemd [mysqld_safe] log-error=/var/log/mariadb.log pid-file=/var/run/mariadb.pid log-error=/data/mysql/log/error.log # # include all files from the config directory # !includedir /etc/my.cnf.d ~~~ 編輯其它配置文件 ~~~ [root@localhost data]# vim /etc/my.cnf.d/mysql-clients.cnf ~~~ 寫入如下內容: ~~~ [mysql] no_auto_rehash [mysql_upgrade] [mysqladmin] [mysqlbinlog] [mysqlcheck] [mysqldump] [mysqlimport] [mysqlshow] [mysqlslap] ~~~ 這是簡化版的配置文件,如果需要完整版的,可以度娘一下。 初始化數據目錄和SSL ~~~ [root@localhost data]# /usr/local/mysql/bin/mysqld --defaults-file=/etc/my.cnf --initialize --user=mysql --basedir=/usr/local/mysql --datadir=/data/mysql/data [root@localhost data]# /usr/local/mysql/bin/mysql_ssl_rsa_setup --user=mysql --basedir=/usr/local/mysql --datadir=/data/mysql/data ~~~ 這一步很重要,會在你指定的目錄初始化MySQL的數據文件和root賬號密碼。初始化數據目錄后,root賬號初始密碼會輸出在/data/mysql/log/error.log中,等一下要登錄MySQL并修改為自己的密碼。 配置MySQL服務 ~~~ [root@localhost data]# cp /usr/local/mysql/support-files/mysql.server /etc/init.d/mysql ~~~ 修改如下配置并保存: ~~~ basedir=/usr/local/mysql datadir=/data/mysql/data mysqld_pid_file_path=/data/mysql/run/mysql.pid ~~~ 繼續 ~~~ [root@localhost data]# chkconfig --add mysql [root@localhost data]# chkconfig mysql on [root@localhost data]# service mysql start [root@localhost data]# service mysql stop [root@localhost data]# systemctl start mysql.service [root@localhost data]# systemctl status mysql.service ~~~ 綠色的active (running)很好看吧。 修改root賬號的密碼 ~~~ [root@localhost data]# mysql -uroot -p 輸入初始密碼,登錄mysql。初始密碼在/data/mysql/log/error.log中 登錄后修改密碼,否則什么也干不了的。 mysql> alter user 'root'@'localhost' identified by '123456'; mysql> quit; ~~~ MySQL安裝完畢。
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