Oracle
1Z0-117 · Question #33
1Z0-117 Question #33: Real Exam Question with Answer & Explanation
Sign in or unlock 1Z0-117 to reveal the answer and full explanation for question #33. The question stem and answer options stay visible for context.
Question
An application issues many expensive join aggregations type queries. Examine the Exhibit to view the queries. Which two could help improve the performance of these SQL statements without changing application code?
Exhibit
Options
- ACreate B*-Tree indexes on the join columns.
- BCreate a materialized view with query rewrite enabled for the first statement and nested MVIEWs for
- CCollect histogram statistics on columns for which aggregating functions are performed.
- DCreate an STS for these queries and use SQL Access Advisor, which may generate advice about MVIEWs.
- ECreate an STS for these queries and use SQL Performance Analyzer, which may generate advice about
Unlock 1Z0-117 to see the answer
You've previewed enough free 1Z0-117 questions. Unlock 1Z0-117 for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.