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muratbuffalo.blogspot.com
| | blog.thislongrun.com
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| | CAP theorem and databases: definitions of ACID, Atomic, Consistent, Isolated, Durable vs. available and partition.
| | justinjaffray.com
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| | [AI summary] This technical blog post explains write skew anomalies and how they occur within Snapshot Isolation in databases, providing mathematical proofs and examples to help developers gain intuition about database concurrency control guarantees.
| | surfingcomplexity.blog
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| | In the previous blog post, we saw how a transaction isolation strategy built on multi-version concurrency control (MVCC) does not implement the serializable isolation level. Instead, it implements a weaker isolation level called snapshot isolation. In this post, I'll discuss how that MVCC model can be extended in order to achieve serializability, based on work...
| | martin.kleppmann.com
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| [AI summary] The author explains the confusion surrounding database transaction isolation levels, analyzes inconsistencies across major databases, and introduces Hermitage, a new test suite designed to rigorously compare these guarantees.