1、Mysql安裝在/usr/local/mysql目錄裏面;
#mkdir /usr/local/mysql
2、下載MySQL壓縮包
#wget http://dev.MySQL.com/get/Downloads/MySQL-5.7/mysql-5.7.11-Linux-glibc2.5-x86_64.tar.gz
3、解壓並複製
#tar -xvf mysql-5.7.11-Linux-glibc2.5-x86_64.tar.gz
#mv mysql-5.7.11-Linux-glibc2.5-x86_64/* /usr/local/mysql/
4、創建data目錄
#mkdir /usr/local/mysql/data
5、創建mysql用戶組及其用戶
#groupadd mysql
#useradd -r -g mysql mysql
6、初始化數據
root@localhost mysql] ./bin/mysql_install_db --user=mysql --basedir=/usr/local/mysql/ --datadir=/usr/local/mysql/data/
2016-01-20 02:47:35 [WARNING] mysql_install_db is deprecated. Please consider switching to mysqld --initialize 2016-01-20 02:47:45 [WARNING] The bootstrap log isn't empty: 2016-01-20 02:47:45 [WARNING] 2016-01-19T18:47:36.732678Z 0 [Warning] --bootstrap is deprecated. Please consider using --initialize instead 2016-01-19T18:47:36.750527Z 0 [Warning] Changed limits: max_open_files: 1024 (requested 5000) 2016-01-19T18:47:36.750560Z 0 [Warning] Changed limits: table_open_cache: 431 (requested 2000)
7、複製配置文件到 /etc/my.cnf
#cp -a ./support-files/my-default.cnf /etc/my.cnf (選擇y)
8、MySQL的服務腳本放到系統服務中
#cp -a ./support-files/mysql.server /etc/init.d/mysqld
修改my.cnf文件
# These are commonly set, remove the # and set as required.
basedir = /usr/local/mysql
datadir = /usr/local/mysql/data
port = 3306
# server_id = .....
socket = /tmp/mysql.sock
character-set-server = utf8# Remove leading # to set options mainly useful for reporting servers.
# The server defaults are faster for transactions and fast SELECTs.
# Adjust sizes as needed, experiment to find the optimal values.
# join_buffer_size = 128M
# sort_buffer_size = 2M
# read_rnd_buffer_size = 2M
9、創建In
#ln -s /usr/local/mysql/ /usr/bin/
10、啓動服務
#service mysqld start
11、初始化密碼
mysql5.7會生成一個初始化密碼,在root中.mysql_secret文件中。
[root@localhost ~]# cat /root/.mysql_secret
# Password set for user 'root@localhost' at 2017-03-16 00:52:34
ws;fmT7yh0CM
12、登錄並修改密碼
[root@localhost ~]# mysql -u root -p
alter user root@localhost identified by '自己的密碼';
flush privileges;
13、用本地服務連接時報錯:
Host 'xxx' is not allowed to connect to this MySQL server.
解決報錯:
mysql> update user set host = '%' where user = 'root';
mysql>flush privileges;
14、重新連接,OK!