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![BenjDicken Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::1761964147510767616.png) Ben Dicken [@BenjDicken](/creator/twitter/BenjDicken) on x 9807 followers
Created: 2025-06-24 17:02:25 UTC

LSM trees use multiple layers and batched writes to improve efficiency.

Data is first inserted into the sequential log (for recovery) and an in-memory tree. It only gets persisted to the on-disk B-tree in sequential batches.

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