Which is the source used by Automatic SQL Tuning that runs as part of the AUTOTASK framework? ()
A:SQL statements that are part of the AWR baseline only 
B:SQL statements based on the AWR top SQL identification
C:SQL statements that are part of the available SQL Tuning Set (STS) only 
D:SQL statements that are available in the cursor cache and executed by a user other than SYS 
出自:Oracle认证