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paleolimbot

HN member
Joined
Wed, Jul 23, 2025, 2:46 AM UTC
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About paleolimbot

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Recent public activity

  1. comment
    Comment #45368734

    Agreed that the polars interface is far superior to SQL! There are a few ways to do this if there's interest...polars wasn't an option because we needed Arrow extension types ( htt…

  2. comment
    Comment #45368635

    It's built on a separate stack but conceptually it's very similar (DataFusion shares a number of idioms with Spark and has a number of projects implementing various Spark compatibi…

  3. comment
    Comment #45364148

    Currently, lazier GeoParquet reads, a K-nearest neigbours join, Coordinate Reference System tracking, and built-in GeoPandas IO. These aren't things that DuckDB spatial can't or wo…

  4. comment
    Comment #45364059

    SedonaDB can decode PROJJSON and authority:code CRSes at the moment, although the underlying representation is just a string. In this case you might want something like CZBOND:999 …

  5. comment
    Comment #45363263

    PostGIS is great when your data is already in a Postgres table! SedonaDB and DuckDB are much faster when your data starts elsewhere (e.g., GeoParquet files).