SQL Server 查看所有表权限
在SQL Server数据库中,我们经常需要查看各个表的权限信息,以确保只有授权的用户可以访问或修改数据。本文将介绍如何使用SQL查询语句来查看所有表的权限信息。
查看表权限
我们可以使用以下SQL查询语句来查看数据库中所有表的权限信息:
SELECT
dp.name AS PrincipalName,
dp.type_desc AS PrincipalType,
o.name AS ObjectName,
o.type_desc AS ObjectType,
p.permission_name AS Permission
FROM sys.database_permissions AS p
JOIN sys.objects AS o ON p.major_id = o.object_id
JOIN sys.database_principals AS dp ON p.grantee_principal_id = dp.principal_id
WHERE o.type IN ('U','V') -- 只查看用户表和视图
ORDER BY dp.name, o.name;
这条查询语句会返回一个结果集,包含PrincipalName(权限主体名称)、PrincipalType(权限主体类型)、ObjectName(对象名称)、ObjectType(对象类型)和Permission(权限)等列。
代码示例
以下是一个使用上述查询语句查看表权限的示例:
SELECT
dp.name AS PrincipalName,
dp.type_desc AS PrincipalType,
o.name AS ObjectName,
o.type_desc AS ObjectType,
p.permission_name AS Permission
FROM sys.database_permissions AS p
JOIN sys.objects AS o ON p.major_id = o.object_id
JOIN sys.database_principals AS dp ON p.grantee_principal_id = dp.principal_id
WHERE o.type IN ('U','V') -- 只查看用户表和视图
ORDER BY dp.name, o.name;
结语
通过上述查询语句,我们可以轻松查看SQL Server数据库中所有表的权限信息,以便及时调整权限设置,确保数据的安全性和完整性。希望本文对你有所帮助!