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.
Automatic Database Diagnostic Monitor (ADDM)
B.
SQL Tuning Advisor
C.
SQL Access Advisor
D.
SQL Performance Analyzer
E.
Automatic Workload Repository (AWR) report
Explanation:
https://docs.oracle.com/cd/B28359_01/server.111/b28314/tdpdw_perform.htm#TDPDW00813