单项选择题
A.First， you should import the data from each text file into a staging table. Second， you should write a query to have a HAVING clause contained so as to migrate replicate values before results are inserted into the Product table.
B.First， you should make sure that each text file is stored in an Extensible Markup Language （XML） file. Second， you should utilize Extensible Stylesheet Language Transformations （XSLT） to automatically migrate replicates before data is imported into the Product table.
C.First， you should make sure that the unique key values for manufacturing part numbers are utilized by each of your company’s trading partners utilizes. Second， you should import the text files into the Product table.
D.You should place a unique index on the PartNum column.
单项选择题 You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions， monitoring the database server， and design deployment. In the company， you major job is the deployment， maintenance and support of Microsoft SQL Server 2005. You work as a database administrator for your company. A user database named Products is included by your SQL Server 2005 computer. SQL Server Integration Services （SSIS） packages are utilized to export data from the Products database to a text file. You deliver the text file to your company’s trading partners by utilizing FTP. You are required to make sure that your SSIS packages can be recovered from the occurrence of a disaster. Which action should be performed to finish the task？（）
单项选择题 You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions， monitoring the database server， and design deployment. In the company， you major job is the deployment， maintenance and support of Microsoft SQL Server 2005.You work as a database administrator for your company. A SQL Server 2005 database is utilized in your company. And a table named Inventory is contained by the database. A column named Price is included by the table. According to the company policy， you cannot reduce more than 10 percent the value in the Price column in any single database operation. Through many kinds of method， the company makes updates to the Price column. For instance， the utilization of ad hoc queries is one of the methods. Since you are the database administrator， you should confirm that this company policy takes its effect. Which action should be performed？（）
单项选择题 You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions， monitoring the database server， and design deployment. In the company， you major job is the deployment， maintenance and support of Microsoft SQL Server 2005. You work as the administrator of a SQL Server 2005 computer， and the computer is named SQL1. The company has backups of all system databases performed every Saturday night， and have backups of all user databases performed every Sunday night. And the company has all backups stored in an off-site facility. Because of the power outage， SQL1 accidentally turns off. And after bringing SQL1 back online， the users cannot start the SQL Server service. You can see the SQL Server error log from the exhibit below. SQL1 should be returned to working order in the shortest time. Which action should be performed first？（）