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Datomic is Free

blog.datomic.com

1,099 pointsby xmlblog3 years ago368 comments

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2 months agodiscuss

This. Maybe there's a market opportunity for people who want to be treated like cattle, but even Spirit couldn't find it.

xmlblog

9 months agodiscuss

The comments are pretty convincing evidence that most people see only everyone else's complexity while slowly boiling in their own.

xmlblog

3 years agodiscuss

> "small-ish backoffice systems that never has to be web scale". Doesn't production use of Datomic by Nubank and Netflix (to mention just two examples) belie this assertion?

xmlblog

3 years agodiscuss

> If you have 10s or 100s of app servers that has the exact same working set in memory, it's probably not worth it.

The introduction of intelligent application-level partitioning [1] and routing schemes can help one balance cost and performance.

[1] https://blog.datomic.com/2023/04/implicit-partitions.html

xmlblog

3 years agodiscuss

Having the working set present on app servers means they don't put load on a precious centralized resource which becomes a bottleneck for reads. The peer model allows app servers to service reads directly, avoiding the cost of contention and an additional network hop, allowing for massive read scale.

xmlblog

3 years agodiscuss

Newer releases have improved significantly in this area. It's now possible to understand perf implications with the addition of io-stats[1] and query-stats[2].

[1] https://docs.datomic.com/pro/api/io-stats.html [2] https://docs.datomic.com/pro/api/query-stats.html

xmlblog

3 years agodiscuss

Free beer binaries are not mutually exclusive of Enterprise support agreements featuring all those things you mentioned above _for people that need that_.

xmlblog

3 years agodiscuss

Netflix, Facebook (Meta), Nubank, and many others.

xmlblog

3 years agodiscuss

Attending https://2023.clojure-conj.org/schedule/

xmlblog

4 years agodiscuss

I mean... 1. https://clojure.org/news/news 2. https://ask.clojure.org/ 3. https://groups.google.com/g/clojure 4. http://planet.clojure.in/ 5. https://twitter.com/i/communities/1494013093059432451 ...make it seem as though reports of its death have been greatly exaggerated.