alamb opened a new issue, #6219: URL: https://github.com/apache/arrow-rs/issues/6219
**Is your feature request related to a problem or challenge? Please describe what you are trying to do.** We have anecdotal evidence in DataFusion (see @samuelcolvin 's ticket https://github.com/apache/datafusion/issues/11170) that reading 16 byte UUID values from `Decimal128` is much faster than `FixedSizeBinary`, despite seemingly very little difference between the two @appletreeisyellow found that most of the time is spent reading parquet: https://github.com/apache/datafusion/issues/11170#issuecomment-2276692323 @etseidl also noted the slowness when working with FixedSizeBinary here https://github.com/apache/arrow-rs/pull/6159#discussion_r1702333489 **Describe the solution you'd like** Look into improving the parquet reader so reading FixedSizeBinary was faster **Describe alternatives you've considered** <!-- A clear and concise description of any alternative solutions or features you've considered. --> **Additional context** <!-- Add any other context or screenshots about the feature request here. --> -- 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]
