适用场景

为了用户能够更好的使用和理解华为云 RDS for SQL Server ，rdsuser账号的权限边界如表1所示。

用户可以通过给出的脚本在rdsuser下创建子账号并进行有效管理。

rdsuser权限

创建子账号

通过如下脚本，可快速的通过rdsuser创建子账号。

说明：

本脚本只适用于SQL Server 2014及以上版本，2008R2需要修改一些地方，请自行判断处理。

use [master]
 
DECLARE @DBName NVARCHAR(128)
DECLARE @SQL NVARCHAR(max)
DECLARE @Login_Name nvarchar(128)
DECLARE @Login_Password nvarchar(128)
 
set @Login_Name = 'TestLogin3'        --change your login name
set @Login_Password = '1qaz!QAZ'
 
        SET @SQL='
            USE [master]
 
CREATE LOGIN  '+@Login_name+' WITH PASSWORD=N'''+ @Login_Password +''', DEFAULT_DATABASE=[master], CHECK_EXPIRATION=OFF, CHECK_POLICY=OFF
           
            alter server role [processadmin] add member  '+@Login_name+'
            alter server role [setupadmin] add member '+@Login_name+'
            GRANT VIEW SERVER STATE TO '+@Login_name+' WITH GRANT OPTION
            GRANT VIEW ANY DEFINITION TO '+@Login_name+' WITH GRANT OPTION
            GRANT VIEW ANY DATABASE TO '+@Login_name+' WITH GRANT OPTION
            GRANT CREATE ANY DATABASE TO '+@Login_name+' WITH GRANT OPTION
            GRANT ALTER SERVER STATE TO '+@Login_name+' WITH GRANT OPTION
            GRANT ALTER TRACE TO '+@Login_name+' WITH GRANT OPTION
            GRANT ALTER ANY SERVER ROLE TO '+@Login_name+' WITH GRANT OPTION
            GRANT ALTER ANY LOGIN TO '+@Login_name+' WITH GRANT OPTION
            GRANT ALTER ANY CONNECTION TO '+@Login_name+' WITH GRANT OPTION
            GRANT CONNECT SQL TO '+@Login_name+' WITH GRANT OPTION
            GRANT VIEW SERVER STATE TO '+@Login_name+' WITH GRANT OPTION
        '
print @SQL
        exec (@SQL)
 
        SET @SQL='
            use [msdb]
            if exists(select top 1 1 from sys.sysusers where name = '''+ @Login_Name +''')
            begin
                ALTER USER '+@Login_name+' with login = '+@Login_name+';
            end
            else
            begin
                CREATE USER '+@Login_name+' FOR LOGIN '+@Login_name+';
            end
            ALTER ROLE [SQLAgentUserRole] ADD MEMBER '+@Login_name+'
            GRANT ALTER ON ROLE::[SQLAgentUserRole] TO '+@Login_name+' WITH GRANT OPTION
            GRANT ALTER ANY USER TO  '+@Login_name+'  WITH GRANT OPTION
            GRANT EXEC ON msdb.dbo.sp_delete_database_backuphistory TO   '+@Login_name+'    WITH GRANT OPTION
            GRANT EXEC ON msdb.dbo.sp_purge_jobhistory TO   '+@Login_name+'    WITH GRANT OPTION
 
            GRANT SELECT ON msdb.dbo.sysjobs TO '+@Login_name+'  WITH GRANT OPTION;
            GRANT SELECT ON msdb.dbo.sysschedules TO '+@Login_name+'  WITH GRANT OPTION;
            GRANT SELECT ON msdb.dbo.sysjobsteps TO '+@Login_name+'  WITH GRANT OPTION;
            GRANT SELECT ON msdb.dbo.sysjobhistory TO '+@Login_name+'  WITH GRANT OPTION;
            GRANT SELECT ON msdb.dbo.syscategories TO '+@Login_name+'  WITH GRANT OPTION;
            GRANT SELECT ON msdb.dbo.sysjobschedules TO '+@Login_name+'  WITH GRANT OPTION;
        '
print @SQL
        exec (@SQL)
       
SET @SQL='
            use [tempdb]
            if exists(select top 1 1 from sys.sysusers where name = '''+ @Login_Name +''')
            begin
                ALTER USER '+@Login_name+' with login = '+@Login_name+';
            end
            else
            begin
                CREATE USER '+@Login_name+' FOR LOGIN '+@Login_name+';
            end
            GRANT CONTROL TO  '+@Login_name+'
        '
print @SQL
exec (@SQL)
 
        declare DBName_Cursor cursor  for
        select quotename(name) from sys.databases where database_id > 4 and state = 0
        and name not like '%$%'
        and name <> 'rdsadmin'
        open DBName_Cursor
            fetch next from DBName_Cursor into @DBName
            WHILE @@FETCH_STATUS = 0
            begin
                SET @SQL='        USE ' + (@DBName) + '
                            if exists(select top 1 1 from sys.sysusers where name = '''+ @Login_Name +''')
                            begin
                                ALTER USER '+@Login_name+' with login = '+@Login_name+';
                                ALTER ROLE [db_owner] ADD MEMBER '+@Login_name+';
                            end
                            else
                            begin
                                CREATE USER '+@Login_name+' FOR LOGIN '+@Login_name+';
                                ALTER ROLE [db_owner] ADD MEMBER '+@Login_name+';
                            end
                            '
print @SQL
                EXEC (@SQL)
                fetch next from DBName_Cursor into @DBName
            end
        close DBName_Cursor
        deallocate DBName_Cursor