Caches aren't the same. In the shard-in-memory case, the shard is the thing serv... | Hacker News

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		foobiekr on April 28, 2023 \| parent \| context \| favorite \| on: Datomic is Free Caches aren't the same. In the shard-in-memory case, the shard is the thing serving the queries, meaning it's not a cache it _is_ the live data.

robertlagrant on April 28, 2023 [–]

Understood. For a single-node or read-only system it sounds fine, but then there are a variety of ways to solve that (e.g. a preloaded in-memory sqlite).

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