t oo created SPARK-28376:
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Summary: Write sorted parquet files
Key: SPARK-28376
URL: https://issues.apache.org/jira/browse/SPARK-28376
Project: Spark
Issue Type: New Feature
Components: Input/Output, Spark Core
Affects Versions: 2.4.3
Reporter: t oo
this is for the ability to writeee parquet with sorteed values in each rowgroup
see
[https://stackoverflow.com/questions/52159938/cant-write-ordered-data-to-parquet-in-spark]
[https://www.slideshare.net/RyanBlue3/parquet-performance-tuning-the-missing-guide]
(slidee 26-27)
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