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Which statement about rolling back to a savepoint is true?

easy📝 Conceptual Q2 of 15
SQL - Transactions and Data Integrity
Which statement about rolling back to a savepoint is true?
AIt aborts the entire transaction immediately
BIt commits all changes made before the savepoint
CIt undoes all changes made after the savepoint but keeps earlier changes
DIt deletes the savepoint permanently without affecting data
Step-by-Step Solution
Solution:

  1. Step 1: Understand rollback to savepoint

    Rolling back to a savepoint undoes changes made after that point but keeps earlier changes intact.

  2. Step 2: Clarify what rollback does not do

    It does not commit changes or abort the whole transaction.

  3. Final Answer:

    It undoes all changes made after the savepoint but keeps earlier changes -> Option C

  4. Quick Check:

    Rollback to savepoint = Undo recent changes only [OK]
Quick Trick: Rollback to savepoint only undoes changes after it [OK]
Common Mistakes:
  • Confusing rollback to savepoint with full transaction rollback
  • Thinking rollback commits changes
  • Assuming rollback deletes the savepoint without effect

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