Explanation:Transaction is a set of operation until commit. 2. Which of the following makes the transaction permanent in the database ?
A. View
B. Commit
C. Rollback
D. Flashback
Answer:A
Explanation:Transaction is a set of operation until commit. 2. Which of the following makes the transaction permanent in the database ?
A. View B. Commit C. Rollback D. Flashback
Explanation:Commit work commits the current transaction. 3. In order to undo the work of transaction after last commit which one should be used ?