Compare the trade-offs between strict two-phase locking (2PL) and optimistic concurrency control indistributed databases. Under what scenarios would you prefer one over the other?
Strict Two-Phase Locking (2PL) and Optimistic Concurrency Control (OCC) are two popular methods forensuring transaction consistency in distributed databases, each with its own advantages and trade-offs.Here’s a comparison of the two: 1. Strict Two-Phase Locking (2PL) How It Works: i. In 2PL, transactions acquire locks on data items before accessing or modifying them. The keyrule … Read more