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You need to provide a developer the ability to create and modify database diagrams from an existing
database by using SQL Server Management Studio. The solution must minimize the amount of
permissions assigned to the developer. What should y ou do?
A. Add the developer to the sysadmin role.
B. Add the developer to the db_owner role.
C. Grant the developer the CREATE TABLE permission only.
D. Grant the developer the CREATE SCHEMA permission only.
You are design ing a database for a reporting solution that is based on data from an Online
Transaction Processing (OLTP) database. The reports will contain aggregated data. You need to
ensure that the reports will not affect query performance on the OLTP database. The s olution must
minimize the use of joins when performing the aggregate calculations. What should you do?
A. Add a persisted computed column.
B. Create indexed views in the OLTP database.
C. Create partitioned tables in the OLTP database.
D. Create a new denormalized database based on the OLTP database.
Exam 70-451: PRO: Designing Database Solutions and Data Access Using Microsoft SQL Server 2008
Designing Queries for Performance (17 percent)
•Optimize and tune queries.
This objective may include but is not limited to: optimizer hints, common table expressions (CTEs), search conditions, temporary storage, GROUP BY [GROUPING SETS|CUBE|ROLLUP]
•Analyze execution plans.
This objective may include but is not limited to: execution order, logical and physical operators, join operators, minimize resource costs, compare query costs
•Evaluate the use of row-based operations vs. set-based operations.
This objective may include but is not limited to: row-based logic vs. set-based logic, batching, splitting implicit transactions