Dictionary Compression

This page summarizes the projects mentioned and recommended in the original post on news.ycombinator.com
Projects Data structures Java Bitset roaring-bitmaps

InfluxDB - Power Real-Time Data Analytics at Scale
Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
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WorkOS - The modern identity platform for B2B SaaS
The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
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  • paq8px

    PAQ8PX compression archiver

    • paq8px v206 [1] with option "-8art" compresses it to 9,145 bytes using ~2GB of memory in 82s, mostly due to a better pre-training stage.

    [1] https://github.com/hxim/paq8px

  • RoaringBitmap

    A better compressed bitset in Java: used by Apache Spark, Netflix Atlas, Apache Pinot, Tablesaw, and many others

    • This might be a good fit for roaring bitmaps [1] or Minimal Perfect Hashing

    [1] http://roaringbitmap.org/

  • InfluxDB

    Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

    InfluxDB logo
NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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