Write a note on primary copy 2-phase locking protocol.
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Two-Phase locking protocol which is also known as a 2PL protocol needs transaction should acquire a lock after it releases one of its locks. It has 2 phases growing and shrinking. The timestamp-based algorithm uses a timestamp to serialize the execution of concurrent transactions.
Two-Phase locking protocol which is also known as a 2PL protocol needs transaction should acquire a lock after it releases one of its locks. It has 2 phases growing and shrinking. The timestamp-based algorithm uses a timestamp to serialize the execution of concurrent transactions
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