【第22题】【063题库】2019年OCP12c认证1Z0-063考试题库大全
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我要咨询OCP 12c考试考3科，分别是071、062、063，之前071和062都已经做过解析，这里开始063题库解析，希望对考063的同学有帮助，顺利通过063考试。
OCP解析公开课时间：【每周五晚8点】
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22题、Your database supports a Decision Support System (DSS)workload that involves the execution of complex queries. Currently, the database is running with peak workload. You want to analyze some of the most resource-intensive statements cached in the library cache.
What must you run to receive recommendations on the efficient use of indexes and materialized views to improve query performance?
A. SQL Performance Analyzer
B. SQL Access Advisor
C. SQL Tuning Advisor
D. Automatic Workload Repository (AWR) report
E. Automatic Database Diagnostic Monitor (ADDM)
Answer: B
(如果是需要获得索引和物化视图的优化建议的话，需要使用 SQL Access Advisor，该题目出现多次)
