yabola commented on PR #39950: URL: https://github.com/apache/spark/pull/39950#issuecomment-1550990489
@sadikovi I have tested the scenario as you said. The smaller the row group size (footer size will be larger), the higher the PR benefits. Environment: `parquet.block.size=10240` (10kb), file size is 253.6 MB( one file has about 25000 row groups), and I wrote 24 files. Before this PR:  After this PR:  -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
