Question: Distributed database systems, like other distributed systems, have the same issues with concurrency management. Is it necessary to implement concurrency control techniques such as

Distributed database systems, like other distributed systems, have the same issues with concurrency

Distributed database systems, like other distributed systems, have the same issues with concurrency management. Is it necessary to implement concurrency control techniques such as 2PL (Two-phase locking) on an unmodified system? Explain.

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