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多选题
Which three statements about performance analysis by SQL Performance Analyzer are true? ()
A

It detects changes in SQL execution plans.

B

It produces results that can be used to create the SQL plan baseline.

C

The importance of SQL statements is based on the size of the objects accessed.

D

It generates recommendations to run SQL Tuning Advisor to tune regressed SQLs.

E

It shows only the overall impact on workload and not the net SQL impact on workload.


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