多项选择题
Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window?（）
A. generating the SQL profile
B. testing and accepting the SQL profile
C. generating a list of candidate SQLs for tuning
D. adding tuned SQL plans into the SQL plan baseline
E. tuning each SQL statement in the order of importance
F. generating baselines that include candidate SQLs for tuning
相关考题
-
多项选择题
You issued the following command: An index is then created on the ADMIN_WORK_AREA temporary table. Which two statements are true regarding the TBS_T1 tablespace in the above command? （）
A. It stores only the temporary table but not its indexes.
B. It stores both the temporary table as well as its indexes.
C. It must be a nondefault temporary tablespace for the database.
D. It can be a default or nondefault temporary tablespace for the database.
E. It must be the default temporary tablespace of the user who issues the command. -
单项选择题
The BOOKINGS table contains online booking information. When a booking is confirmed, the details are transferred to an archival table BOOKINGS_HIST and deleted from the BOOKINGS table. There is no fixed time interval between each online booking and its confirmation. Because sufficient space is not always available from the delete operations the high-water mark (HWM) is moved up and many rows are inserted below the HWM of the table. The BOOKINGS table has Automatic Segment Space Management (ASSM) and row movement enabled. The table is accessible in 24x7 mode. What is the most efficient method to reclaim the space released by the delete operations in the BOOKINGS table？（）
A. Perform EXPORT, DROP, and IMPORT operations on the BOOKINGS table sequentially
B. Shrink the BOOKINGS table by using the ALTER TABLE SHRINK SPACE command
C. Move the BOOKINGS table to a different location by using the ALTER TABLE MOVE command
D. Deallocate the space in the BOOKINGS table by using the ALTER TABLE DEALLOCATE UNUSED command -
单项选择题
The following command is executed to create the baseline template: Which statement is true about the effect of the above command?（）
A. It creates a baseline template that never expires.
B. It produces an error because no snapshot information is provided to create the baseline.
C. It creates a baseline template that expires after the Automatic Workload Repository (AWR) retention period.
D. It creates a repeating baseline template that repeats after the Automatic Workload Repository (AWR) retention period.
