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Learn about Two-Phase Locking (2PL) concurrency control protocols in database systems through this comprehensive lecture from Carnegie Mellon University's Introduction to Database Systems course, delivered by Professor Andy Pavlo. Explore the fundamental concepts of transaction scheduling, lock types, deadlock prevention, and implementation strategies for ensuring serializability in database management systems. Gain deep insights into how databases handle multiple transactions simultaneously while maintaining data consistency and preventing conflicts through detailed explanations, examples, and practical applications of 2PL protocols. Access accompanying lecture slides and notes to reinforce understanding of this critical database management concept that forms the backbone of transaction processing in modern database systems.
