datahike

https://datahike.io/, Join the conversation at https://discord.com/invite/kEBzMvb, history for this channel is available at https://clojurians.zulipchat.com/#narrow/stream/180378-slack-archive/topic/datahike
whilo 2021-05-12T01:17:18.047200Z

@arohner Nice to have you around, I was just checking the status of spectrum ๐Ÿ™‚. The README is slightly outdated. I think we should be able to scale to larger setups already, but we have not done tests with billions of entities yet. Write performance got significantly improved in version 0.3.3 (i.e. 20k Datoms/sec bulk throughput on my machine) and we are working now on our read performance. One issue we recently encountered was that the query engine we inherited from DataScript in some cases does unnecessary full range scans, which is completely prohibitive for larger databases. We also conduct an open reading group on Datalog and design a more advanced query engine. Please join our discord if you like to discuss more.

arohner 2021-05-12T08:32:36.048100Z

Spectrum is fairly dormant, Iโ€™m afraid. Iโ€™m still interested in working on it, but there just isnโ€™t enough time in the day right now ๐Ÿ™‚

arohner 2021-05-12T08:32:43.048400Z

Thanks for the update. Iโ€™ll check on the discord

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