1. 登录MYSQL: >mysql -u root -p >密码 2. 查询用户: select * from mysql.user; 主要三列: host, user, authentication_string 3. 新建用户: create user 'test' identified by 'test'; 4. 查询数据库: show databases; 5. 创建数据库: create database test; 6. 给用户赋权限: grant all privileges on test.* to 'test'@'%' identified by 'test'; grant all privileges on test.* to 'test'@'%' identified by 'test'; flush privileges; 7. 切换数据库: user 'test'; 8. 查询所有表: show tables; 9. 查询表结构: describe T_TEST_USER; |