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cholmespaleolimbot
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Update format-specs/distributing-geoparquet.md
Co-authored-by: Dewey Dunnington <dewey@wherobots.com>
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format-specs/distributing-geoparquet.md

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@@ -72,8 +72,8 @@ queries (when using bbox covering or native arrow types). Most tools that provid
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A row group in Parquet is 'a logical horizontal partitioning of the data into rows', and there's some good explanation
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in [this article](https://medium.com/data-engineering-with-dremio/all-about-parquet-part-03-parquet-file-structure-pages-row-groups-and-columns-d7c7e54a8311). It ends up being important to
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get this right, since it will impact the performance of spatial queries. If the row group size is too big then the GeoParquet
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reader will not be able to 'skip' over large chunks of data, and if it's too small then the file metadata can get quite large,
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which can really slow things down if there are a lot of files.
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reader will not be able to 'skip' over large chunks of data and if it's too small then the file metadata can get large,
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which can slow things down if there are a lot of files.
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Unfortunately there's no single 'best' size for row groups, and it will depend on the size of the data and the access patterns.
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And the community is still learning what works best, so there's no solid recommendations at this point - hopefully we'll learn

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