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Line 18: When conflicts are rare, validation can be done efficiently, leading to higher throughput than other concurrency control methods.{{Fact\|date=February 2007}} However, if conflicts happen often, the cost of repeatedly restarting transactions, hurts performance significantly — other [[non-lock concurrency control]] methods have better performance when there are many conflicts. ==Web usage== Line 33 ⟶ 34: ==See also== *[[Opportunistic Locking]] [[Category:concurrency control]]

Optimistic concurrency control: Difference between revisions