# cat /etc/issue
Ubuntu 12.04.5 LTS \n \l

# wget https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-server_5.7.17-1ubuntu12.04_amd64.deb-bundle.tar

# tar -xvf mysql-server_5.7.17-1ubuntu12.04_amd64.deb-bundle.tar
# ll
total 712948
drwxr-xr-x 2 root root 4096 Jan 20 10:07 ./
drwxr-xr-x 5 root root 4096 Jan 19 19:23 ../
-rw-r--r-- 1 7155 31415 1356802 Nov 29 03:30 libmysqlclient20_5.7.17-1ubuntu12.04_amd64.deb
-rw-r--r-- 1 7155 31415 1904116 Nov 29 03:30 libmysqlclient-dev_5.7.17-1ubuntu12.04_amd64.deb
-rw-r--r-- 1 7155 31415 30791660 Nov 29 03:29 libmysqld-dev_5.7.17-1ubuntu12.04_amd64.deb
-rw-r--r-- 1 7155 31415 12998 Nov 29 03:30 mysql-client_5.7.17-1ubuntu12.04_amd64.deb
-rw-r--r-- 1 7155 31415 82798 Nov 29 03:30 mysql-common_5.7.17-1ubuntu12.04_amd64.deb
-rw-r--r-- 1 7155 31415 6831 Nov 29 03:30 mysql-community_5.7.17-1ubuntu12.04_amd64.changes
-rw-r--r-- 1 7155 31415 21519804 Nov 29 03:30 mysql-community-client_5.7.17-1ubuntu12.04_amd64.deb
-rw-r--r-- 1 7155 31415 55477882 Nov 29 03:29 mysql-community-server_5.7.17-1ubuntu12.04_amd64.deb
-rw-r--r-- 1 7155 31415 208582030 Nov 29 03:30 mysql-community-source_5.7.17-1ubuntu12.04_amd64.deb
-rw-r--r-- 1 7155 31415 45244026 Nov 29 03:30 mysql-community-test_5.7.17-1ubuntu12.04_amd64.deb
-rw-r--r-- 1 7155 31415 12990 Nov 29 03:30 mysql-server_5.7.17-1ubuntu12.04_amd64.deb
-rw-r--r-- 1 root root 365015040 Nov 30 02:11 mysql-server_5.7.17-1ubuntu12.04_amd64.deb-bundle.tar
-rw-r--r-- 1 7155 31415 13014 Nov 29 03:30 mysql-testsuite_5.7.17-1ubuntu12.04_amd64.deb


###安装依赖包
sudo apt-get upgrade
sudo apt-get install libaio1
###安装deb包
sudo dpkg -i mysql-common_5.7.17-1ubuntu12.04_amd64.deb
sudo dpkg -i libmysqlclient20_5.7.17-1ubuntu12.04_amd64.deb
sudo dpkg -i libmysqlclient-dev_5.7.17-1ubuntu12.04_amd64.deb
sudo dpkg -i libmysqld-dev_5.7.17-1ubuntu12.04_amd64.deb
sudo dpkg -i mysql-community-client_5.7.17-1ubuntu12.04_amd64.deb
sudo dpkg -i mysql-client_5.7.17-1ubuntu12.04_amd64.deb
sudo dpkg -i mysql-community-source_5.7.17-1ubuntu12.04_amd64.deb

###libmecab2 安装
sudo apt-get -f install 
sudo dpkg -i mysql-community-server_5.7.17-1ubuntu12.04_amd64.deb

###这边会提示设置root密码

create user testuser identified by '*******';
create database testdb;
GRANT ALL ON testdb.* TO 'testuser'@'%' ;
flush privileges;

--root用户远程访问权限开放
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> select host,user from user;
+-----------+-----------+
| host | user |
+-----------+-----------+
| % | testuser |
| localhost | mysql.sys |
| localhost | root |
+-----------+-----------+
3 rows in set (0.00 sec)

mysql> update user set host = '%' where user ='root'; 
Query OK, 1 row affected (0.00 sec)
Rows matched: 1 Changed: 1 Warnings: 0

mysql> select host,user from user;
+-----------+-----------+
| host | user |
+-----------+-----------+
| % | testuser |
| % | root |
| localhost | mysql.sys |
+-----------+-----------+
3 rows in set (0.00 sec)

mysql> flush privileges; 
Query OK, 0 rows affected (0.00 sec)

# 启动MySQL$ sudo service mysql start 
# 关闭MySQL$ sudo service mysql stop
# 重启MySQL$ sudo service mysql restart
# 其他命令：$ sudo /etc/init.d/mysql start
$ sudo /etc/init.d/mysql stop
$ sudo /etc/init.d/mysql restart