User SCOTT wants to back out the transactions on the REGIONS table in his schema. As a DBA, whichcommands must you execute to enable SCOTT to flash back the transactions? （）(Choose four.)
1、You want to flash back a test database
You want to flash back a test database by five hours.You issue this command:SQL > FLASHBACK DATABASE TO TIMESTAMP (SYSDATE - 5/24);Which two s...
2、The user Alice wants to grant all user
The user Alice wants to grant all users query privileges on her DEPT table. Which SQL statement accomplishes this? （）A GRANT select ON dept TO ALL_ USER;B GRANT select ON dept TO ALL;C GRANT QUERY ON dept TO ALL_USERSD GRANT select ON dept TO PUBLIC
The user SCOTT who is the owner of ORDERS and ORDERJTEMS tables issues the following GRANT...
4、You want to back up your 100-GB datab
You want to back up your 100-GB database on a remote tape device. You are required to ensure that minimum network bandwidth is consumed while...
The user SCOTT executes the following command successfully to increase the salary values in one...
The SCOTT user has an index on the ITEM_DESC column of the ITEM table. As p...