Transactions, Atomicity, Consistency, Isolation, Durability, transaction state transition diagram, and concurrency anomalies (Dirty Read, Non-Repeatable Read, Phantom Read).
Transaction Processing, ACID Properties & Concurrency Anomalies 1. What is a Transaction? A Transaction is a logical unit of database processing that includes one or more database access operations (INSERT, UPDATE, DELETE, SELECT). A transaction must be executed as an atomic unit to maintain database reliability. 2. The ACID Properties [A] Atomicity -> "All or Nothing" executi...…
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