The shrink operation touches every block in the BOOKING table
The high-water mark (HWM) for the BOOKING table is shifted from its original position
The progress of the shrink operation is saved in the bitmap blocks of the BOOKING table
The data manipulation language (DML) triggers on the BOOKING table are executed because the shrink operation is internally handled by the INSERT/DELETE operation
第1题:
You moved the index EMP_NO_INDX from one tablespace to another and then issued the following command to rebuild the index EMP_NO_INDX: SQL> ALTER INDEX EMP_NO_INDX REBUILD ONLINE; Which table allows the users to access the EMP_NO_INDX index while performing the rebuild operation?()
第2题:
Examine the commands executed in the following sequence: 1:SQL> CREATE ROLE mgrrole; 2:SQL> GRANT create user,select any table,connect,resource TO mgrrole; 3:SQL> GRANT select,update ON sh.sales TO mgrrole; 4:SQL> CREATE ROLE ceo IDENTIFIED BY boss; 5:SQL> GRANT mgrrole,drop any table,create any directory TO ceo; 6:SQL> GRANT ceo TO mgrrole; Which statement is true about the above commands()
第3题:
View the exhibit and examine the TRANS table‘s storage information.After a massive delete operation, you executed the following statement to shrink the TRANS table:SQL> ALTER TABLE trans SHRINK SPACE CASCADE;Which statement describes the outcome of the command?()
A. An error is produced.
B. The table and all related objects are compacted and the position of the high-water mark (HWM) for the table is adjusted
C. The table and related indexes are compacted but the position of the high-water mark (HWM) for the table remains unchanged
D. The unused space in the table is reclaimed and returned to the tablespace and the data manipulation language (DML) triggers on the table are fired during the shrinking process
第4题:
Examine the following ALTER command: SQL> ALTER DISKGROUP dgroup1 UNDROP DISKS; What is the purpose of the command?()
第5题:
User A executes the following command to drop a large table in your database:SQL> DROP TABLE trans; While the drop table operation is in progress, user B executes the following command on the same table:SQL> DELETE FROM trans WHERE tr_type=’SL’; Which statement is true regarding the DELETE command()
第6题:
You just issued the following statement: ALTER TABLE SALES DROP COLUMN PROFIT. Which of the following choices identifies when the column will actually be removed from Oracle?()
第7题:
Examine the following commands executed in your database: SQL> ALTER SESSION RECYCLEBIN=ON; Session altered SQL > CREATE TABLE emp TABLESPACE tbsfd AS SELECT * FROM hr.employees; Table created. Further, you executed the following command to drop the table: SQL> DROP TABLE emp;Table dropped. What happens in this scenario?()
第8题:
Examine the output of the query that you executed to list the objects in the recycle bin:You verified that no table named SALES_TAB exists in the schema. Then you executed the following command to purge the objects in the recycle bin:SQL> PURGE TABLE sales_tab;What would be the outcome of this command?()
A. All three tables in the recycle bin are purged
B. Only the table with the oldest DROPSCN is purged
C. The command returns an error because multiple entries with the same name exist in the recycle bin
D. Only the table with the latest DROPSCN is purged
第9题:
Examine the following statement that is used to modify the constraint on the SALES table: SQL> ALTER TABLE SALES MODIFY CONSTRAINT pk DISABLE VALIDATE; Which three statements are true regarding the above command()
第10题:
Note the output of the following query; SQL> SELECT flashback_archieve_name, status FROM dba_flashback_archieve; FLASHBACK_ARCHIEVE_NAME STATUS FLA1 You executed the following command to enable Flashback Data Archive on the EXCHANGB_PATE table: ALTER TABLE exchange_rate FLASHBACK ARCHIEVE; What is the outcome of this command?()