Computer Science · Database Management Systems
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Transaction Control Language (TCL) commands such as COMMIT and ROLLBACK cannot be used to manage or undo structural schema changes made by Data Definition Language (DDL) operations. Reason R: DDL operations are auto-committed by nature in many standard DBMS environments, causing them to bypass transaction control mechanisms. In light of the above statements, choose the most appropriate answer from the options given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A is not correct but R is correct
- 2Both A and R are correct and R is the correct explanation of A
- 3A is correct but R is not correct✓
- 4Both A and R are correct but R is NOT the correct explanation of A
Correct answer
A is correct but R is not correct
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