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Once snapshot isolation is enabled, updated row versions for each transaction must be maintained. Prior to SQL Server 2019, these versions were stored in tempdb. SQL Server 2019 introduces a new feature, Accelerated Database Recovery (ADR) which requires its own set of row versions.
快照隔離使用一致性快照+事務 ID 機制達到多版本控制,所以每一個操作都是一個版本的意思嗎?
🥲 抱歉還沒空找解答,有空會補上
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