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？（）Ahash clustersBindex clustersCpartitioned tablesDindexorganized table （IOT）
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？（）
A
hash clusters
B
index clusters
C
partitioned tables
D
indexorganized table （IOT）
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