Your system has been upgraded from Oracle Database 10g to Oracle Database 11g. You imported SQL Tuning Sets (STS) from the previous version that contains important SQL statements. You are not sure about the elapsed time that the SQL statements will have in the new system due to the version change of the optimizer.
Which tool provides a comparative report with respect to the elapsed time in both versions of the optimizer?
A.
SQL Access Advisor
B.
SQL Tuning Advisor (STA)
C.
SQL Performance Analyzer (SPA)
D.
Automatic Workload Repository (AWR) compare period report