mysql database configuration issues: authorization specified library to access the account specified mysql

1. The designated account administrator authorization

grant all privileges on 数据库名.* to '账号名'@'%' identified by '账号密码';

# 示例：
'''
数据库名:shuchengyi
账号名：shucheng
密码：shucheng
'''
grant all privileges on shuchengyi.* to 'shucheng'@'%' identified by 'shucheng';

# 如要授权的账户未被创建则自动创建该账号

2. If the unit is connected mysql Rom

# 就把账号授权的代码，用localhost替换%，本机就可以登录了
grant all privileges on shuchengyi.* to 'shucheng'@'localhost' identified by 'shucheng';

3. After you set up must have permission to refresh

flush privileges

4. Quit the Administrator, developed with account login password luffy luffy

mysql -ushucheng -pshucheng
show databases;  # 查看是否可见指定库，有则成功