Explain ROLLBACK and COMMIT command

Explain ROLLBACK and COMMIT command.

The transactions like update, insert or delete can be undone with the help of rollback command. This is helpful when an introduced during your work.

COMMIT can be used to reflect the changes in the database. Until you commit, you can only see how your work affects the tables. Anyone who is accessing the database would be able to see the changes only after you have committed it. This is with the help of CMMIT command
Difference between post database commit and post-form commit?
Post-Database-Commit It fires once during the Post and Commit Transactions process, after the database commit occurs......
What is Exception in Oracle?
Errors occur during runtime processing due to either hardware or network failure or application logic errors are known as exception.....
What are the predefined oracle exceptions?
Following is the predefined oracle exceptions No_data_found Too_many_rows Zero_divide.....
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