OCP-1Z0-053-V12.02-159题

159.Which package provides API's for the SQL Tuning Advisor?
A. DBMS_MONITOR
B. DBMS_STATS
C. DBMS_SQLTUNE
D. DBMS_ADVISOR
Answer: C
答案解析：
参考：http://docs.oracle.com/cd/E11882_01/server.112/e41573/sql_tune.htm#PFGRF94855

Running SQL Tuning Advisor

The recommended interface for running SQL Tuning Advisor is Enterprise Manager. Whenever possible, run SQL Tuning Advisor using Enterprise Manager, . If
Enterprise Manager is unavailable, then you can run SQL Tuning Advisor using procedures in the

DBMS_SQLTUNE

package. To use the APIs, the user must be granted specific privileges.

Running SQL Tuning Advisor using

DBMS_SQLTUNE

package is a multi-step process:

Create a SQL tuning set (if tuning multiple SQL statements)

Create a SQL tuning task

Execute a SQL tuning task

Display the results of a SQL tuning task

Implement recommendations as appropriate