MYSQL 连接方式

1 先登录数据库 再查询

#mysql -uroot -p -hlocalhost

Enter Password:

mysql>use mysql;

Database changed
mysql>select user from user;

2 不进入MYSQL DB直接进行查询工作

#mysql -uroot -p -e"select user from user;" user

Enter Password:

+------+
| user |
+------+
| root |
| root |
+------+

?

回滚和提交事物命令

commit;

rollback;