Transaction control commands like COMMIT, ROLLBACK, and SAVEPOINT ensure that SQL transactions are executed reliably and can be safely reversed when needed. This quiz on SQL commit, rollback, and savepoint tests your command of transaction management in SQL.
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Which SQL command is used to create a restore point within a transaction?
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Question 4 of 15
4. Question
What happens when you issue a COMMIT after a SAVEPOINT?
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Question 5 of 15
5. Question
What is the effect of a ROLLBACK TO SAVEPOINT?
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Question 6 of 15
6. Question
Which command is automatically issued when a transaction ends without errors in auto-commit mode?
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Question 7 of 15
7. Question
What is a typical use case of SAVEPOINT?
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Question 8 of 15
8. Question
What happens to uncommitted changes when a session ends abruptly?
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Question 9 of 15
9. Question
Can you define multiple SAVEPOINTs within a single transaction?
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Question 10 of 15
10. Question
After issuing a COMMIT, which of the following is TRUE?
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Question 11 of 15
11. Question
Which command releases all savepoints created in a transaction?
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Question 12 of 15
12. Question
Which of the following will NOT undo any data change?
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Question 13 of 15
13. Question
What happens if you ROLLBACK without specifying a SAVEPOINT?
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Question 14 of 15
14. Question
Which keyword is used to name a SAVEPOINT in SQL?
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Question 15 of 15
15. Question
Why is it important to use COMMIT in a transaction?
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Summary
Mastering COMMIT, ROLLBACK, and SAVEPOINT is essential for maintaining data integrity in multi-step SQL operations. These MCQs cover how and when to use them, with real-world scenarios and best practices.
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