09. Transactions & Concurrency

Overview

Concurrency management is critical for multi-user database systems.

Topics Covered

• ACID Properties: Atomicity, Consistency, Isolation, and Durability.
• Transaction Management: BEGIN TRAN, COMMIT, and ROLLBACK.
• Isolation Levels: READ UNCOMMITTED through SERIALIZABLE and SNAPSHOT isolation.
• Locking & Deadlocks: Understanding how SQL Server manages concurrent access.