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State true or false: Locking and timestamp ordering force a wait or rollback whenever a conflict is detected.

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State true or false: Locking and timestamp ordering force a wait or rollback whenever a conflict is detected.

(a) True

(b) False

The question was asked during an interview.

My enquiry is from Validation Based Protocols topic in division Concurrency Control of RDBMS

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Best answer
The correct option is (a) True

Explanation: Locking and timestamp ordering force a wait or rollback whenever a conflict is detected. This property is called pessimism of locking and timestamp protocols.

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