What is the two phase locking protocol? How does it guarantee Serializ

Question

What is the two phase locking protocol? How does it guarantee Serializability? Explain

07 Aug 2023

Answer :

Word Count : 270

The Two-Phase Locking (2PL) protocol is a concurrency control method used in database management systems to ensure the consistency and integrity of transactions. It aims to prevent conflicts among concurrent transactions that access the same data, thereby guaranteeing serializability – a property that ensures transactions behave as if they are executed sequentially, even though they are executed concurrently.

Two-Phase Locking Protocol:

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