You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There is a database named named Dworks in the instance. The Dworks table has a table named BillDetails which has a clustered primary key named BillId on the BillId column. The BillDetails table has a single XML column named GoodsDetails. The XML column has an XML index and XML data are stored in this XML column. A new column named GoodsID is added to the BillDetails table. GoodsID must be included in the primary key. So what action should you perform to achieve this goal？（） You should drop the XML index on the table. Modify the primary key. Recreate the XML index 。 You should alter the XML index and set the ALLOW_ROW_LOCKS = OFF option. Alter the primary key and set the ALLOW_ROW_LOCKS = ON option. 。 You should move the XML data to a temporary table. Clear the XML data from the original table by setting the GoodsDetails column to NULL. Modify the primary key. Repopulate the ProductSpecs column. 。 You should disable the XML index on the GoodsDetails column. Modify the primary key.Enable the XML index on the ProductSpecs column.。
定置管理的检查与考核一般分为两种情况：一是定置后的验收检查不合格的不予通过，必须重新定置直到合格为止。二是（）。 A.评估定置管理规则 。 B.定期对定置管理进行检查与考核 。 C.整理定置管理存档资料 。 D.审核定置率。
系统设计阶段的最后一项工作是编写（）。 可行性分析报告。 系统设计说明书。 系统功能结构图。 系统说明书。
为加强一次性使用无菌医疗器械的监督管理，保证产品安全、有效，依据（）制定本《一次性使用无菌医疗器械监督管理办法》。
You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There is a n On-Line Analytical Processing （OLAP） database named in the instance. The database contains a dimension table named Clients. Ever hour backup of data of the Clients table is performed. But the Clinets table contains redundant data. You must keep the disk space used to store the Clients table. In the options below， which compression technology should you use？（） You should use row compression 。 You should use page compression 。 You should use backup compression 。 You should use windows NTFS file system compressio。
表示品质的方法的分类可归纳为（）。
