SQL Server 数据库安全

--创建登陆用户 --create login login_name from windows with default_database = database | default_language = language; create login [localhost\hoojo-pc] from windows with default_database = testHome; --创建登陆用户 --create login login_name with password = 'pwd' [hashed] [must_change] [check_expiration] [check_policy] create login admin with password = '123456', default_database = testHome; --查看登陆用户 select * from sys.sql_logins; --修改用户 alter login admin with name = jackson; alter login jackson with password = 'abcd'; --禁用、启用用户 alter login jackson disable; --禁用 alter login jackson enable; --启用 --删除用户 drop login jackson; --修改映射凭据(将登录名MacraeS 映射到凭据Custodian04) alter login jackson with credential = Custodian04; -------数据库用户 --创建数据库用户 create user jack from login admin; create user jason for login jackson; create user jack from login admin with default_schema = temp_schema; --启动guest用户（不推荐使用） --特殊用户dbo、guest；sa对应的dbo用户，其他没有映射的用户就是guest用户 grant connect to guest; --修改用户 alter user jack with name = jason; alter user jason with default_schema = jason_schema; --删除用户 drop user jason; --------数据库角色 --给jack用户授权buyers角色 create role buyers authorIzation jack; --修改角色 alter role buyers with name = new_buyers; --删除角色 drop role new_buyers; --------架构管理 --创建 create schema temp_schema; --指定用户 create schema jason_scheam authorization jason; --授权查询 grant select to jason; --删除 drop schema jason_scheam; --------权限 --授权创建table grant create table to jason; --授权jason查询student表 grant select on student to jason; --收回权限 revoke create table to jason; revoke select on student to jason;