Steven Giesel • 7/8/2024

UUID v7 in .NET 9

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This article details the introduction of UUID version 7 support in .NET 9 Preview 7, covering the new `Guid.CreateVersion7()` API. It explains the timestamp-based structure of UUID v7, its advantages for database sorting over UUID v4, and how to control the timestamp using `DateTimeOffset` and `TimeProvider` for testing.

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#database #c #Net 9
UUID v7 in .NET 9

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