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单选题

In your datawarehousing application, you generate reports frequently. The data is static in the tables being used to generate reports. You are currently using joins, resulting in a large performance overhead. What kind of database structure would you use to reduce the response time of the query?()

发布日期:2021-07-28

In your datawarehousing application, you generate ...
A

hash clusters

B

index clusters

C

partitioned tables

D

index­organized table (IOT)

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