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justinjaffray.com | ||
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pgdba.org
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| | | | | [AI summary] This technical article explains the Multi-Version Concurrency Control (MVCC) and transaction isolation levels in PostgreSQL, including how XIDs work and common concurrency issues. | |
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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... | |
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jepsen.io
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| | | | | [AI summary] This article explains the concepts, mechanics, exceptions, and comparisons of snapshot isolation within database transactional systems. | |
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www.starburst.io
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| | | A Data lake is a cost effective storage technology designed to house large amounts of data from multiple sources in the cloud or on-prem. | ||
