读写删除文件的访问权限. [英] Access Permission for read write delete file.

问题描述

Q:-您有2位用户Steve和Kate.
问题:写一个查询，该查询将为您的数据库创建一个用户(Steve)，该用户应仅具有读取访问权限.

Qb:-编写一个查询，该查询将为您的数据库创建一个具有读，写访问权限但不删除的用户(凯特).

Qc:-编写一个查询，该查询将删除Kate的读取访问权限，并启用删除访问权限.

Q:-You have 2 users Steve and Kate.
Qa:-Write a query that would create a user (Steve)for your database, the user should only have read access .

Qb:-Write a query that would create a user (Kate) for your database with read, write access but not delete.

Qc:-Write a query that would take away Kate’s read access and enable delete access.

推荐答案

对于MySQL，请查看以下链接.

http://dev.mysql.com/doc/refman/5.1/en/create- user.html

http://dev.mysql.com/doc/refman/5.1/en/user-account-management.html

For MySQL have a look at below links.

http://dev.mysql.com/doc/refman/5.1/en/create-user.html

http://dev.mysql.com/doc/refman/5.1/en/user-account-management.html

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