查询可以作为（）、（）和（）的数据源。
尿液有机沉渣和无机沉渣包括哪些物质？
你正在SQL SERVER 2005数据库中创建一个连接Customers和Orders表的视图。你需要确信不能按照将影响视图定义的方式修改基表或表。为了达到这个目标，最简单且节省管理成本的方法应该是？（） ["在表上创建一个 CHECK 约束。","在表上创建一个DDL触发器，如果对表的修改影响了视图定义则回滚任何对表的改变","在创建视图的时候，指定WITH SCHEMABINDING 选项","在创建视图的时候，指定WITH CHECK 选项"]
Your network contains a single Active Directory forest. The forest contains two domains named contoso.com and sales.contoso.com. The domain controllers are configured as shown in the following table： Server name Domain DNS zones hosted DC1 contoso.com contoso.com DC2 contoso.com contoso.com DC3 sales.contoso.com sales.contoso.com DC4 sales.contoso.com sales.contoso.com All domain controllers run Windows Server 2008 R2. All zones are configured as Active Directory- integrated zones. You need to ensure that contoso.com records are available on DC3. Which command should you run（） ["dnscmd.exe DC1.contoso.com \/ZoneChangeDirectoryPartition contoso.com \/domain","dnscmd.exe DC1.contoso.com \/ZoneChangeDirectoryPartition contoso.com \/forest","dnscmd.exe DC3.contoso.com \/ZoneChangeDirectoryPartition contoso.com \/domain","dnscmd.exe DC3.contoso.com \/ZoneChangeDirectoryPartition contoso.com \/forest"]
托收业务中不会涉及的当事人是（）。 ["委托人","付款人","开证行","代收行"]
中小学德育的任务是什么？它包括哪些内容？
