Blog Posts

Pessimistic Distributed Transaction

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Pessimistic distributed transaction will use the following concepts to achieve ACID(Atomic, Consistency, Isolation, Durable).

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In order to build distributed caches, we need to solve the following three problems.

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Zookeeper has a znode to describe the hierarchical accessing data such as kafka/node001

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What is difference between Set and Set<?>

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JFR unit test framework allow to have a performance regression test by using JFR events.