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Documents Concurrency Control. R/RR/W W/W User 2 ReadWrite User 1 Read Write R/W: Inconsistent Read problem......

Slide 1 Concurrency Control Slide 2 R/RR/W W/W User 2 ReadWrite User 1 Read Write R/W: Inconsistent Read problem. W/W: Lost Update problem. Slide 3 Example Husband/Wife joint…

Documents 1 Transaction Management Database recovery Concurrency control.

Slide 1 1 Transaction Management Database recovery Concurrency control Slide 2 2 Transactions A transaction is a sequence of operations that perform a single logical task.…