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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/10/05 15:22:19 UTC

[GitHub] [arrow] pitrou commented on pull request #10662: ARROW-13252: [C++] Add offset to CSV error reporting

pitrou commented on pull request #10662:
URL: https://github.com/apache/arrow/pull/10662#issuecomment-934508373


   > Most have no significant difference but ParseCSVQuotedBlock, ParseCSVEscapedBlock and ParseCSVFlightsExample did show performance degradation
   
   Sorry for not answering earlier; but the degradation looks quite concerning indeed. A minor difference (e.g. 3-4%) would be ok, but we seem to be getting a 30% slowdown in some of these cases.


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