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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2021/04/04 04:02:36 UTC

[GitHub] [spark] lxian commented on pull request #31998: [WIP][SPARK-34859][SQL] parquet vectorized reader - support column index with rowIndexes

lxian commented on pull request #31998:
URL: https://github.com/apache/spark/pull/31998#issuecomment-812967226


   The row indexes is not for filtering pages or rowgroups. The row indexes is used to work with the parquet column index to ensure that the filtered pages in a row group is synchronized among different columns.


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