jdk:
root@accdxxxce:~# sudo apt-get update
root@accdxxxce:~# sudo apt-get install openjdk-8-jdk
root@accdxxxce:~# java -version
mysql5.7:
root@accdxxxce:~# sudo wget https://dev.mysql.com/get/mysql-apt-config_0.8.10-1_all.deb
root@accdxxxce:~# sudo dpkg -i mysql-apt-config_0.8.10-1_all.deb
選擇默認,方向鍵盤ok確認，選擇mysql5.7
root@accdxxxce:~# sudo apt-get update
root@accdxxxce:~# sudo apt-get install mysql-server
root@accdxxxce:~# sudo service mysql status
設置密碼：
root@accdxxxce:~# mysql -uroot -p
密碼處回車。
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
4 rows in set (0.00 sec)
mysql> select user, plugin from mysql.user;
+------------------+-----------------------+
| user | plugin |
+------------------+-----------------------+
| root | auth_socket |
| mysql.session | mysql_native_password |
| mysql.sys | mysql_native_password |
| debian-sys-maint | mysql_native_password |
+------------------+-----------------------+
4 rows in set (0.00 sec)
mysql> update mysql.user set authentication_string=PASSWORD('123456'), plugin='mysql_native_password' where user='root';
Query OK, 1 row affected, 1 warning (0.00 sec)
Rows matched: 1 Changed: 1 Warnings: 1
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
mysql> exit;
Bye
root@accdxxxce:~# sudo /etc/init.d/mysql restart
[ ok ] Restarting mysql (via systemctl): mysql.service.
遠程登陸：
root@accdxxxce:~# sudo vi /etc/mysql/mysql.conf.d/mysqld.cnf
# 修改配置文件，註釋掉bind-address = 127.0.0.1
#進入後先按insert鍵盤，輸入#進行註釋，後按esc鍵盤 輸入 :wq 保持退出。
root@accdxxxce:~# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 6
Server version: 5.7.26-0ubuntu0.18.04.1 (Ubuntu)
Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> grant all on *.* to root@'%' identified by '123456' with grant option;
Query OK, 0 rows affected, 1 warning (0.00 sec)
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
mysql> exit;
Bye
root@accdxxxce:~# sudo /etc/init.d/mysql restart
[ ok ] Restarting mysql (via systemctl): mysql.service.
root@accdxxxce:~#
