steveloughran commented on issue #15628: URL: https://github.com/apache/iceberg/issues/15628#issuecomment-4110075813
...add a deep nesting to `VariantSerializationBenchmark` and the cost of building deep trees is pretty bad, just from the #of hash tables created (one per `SerializedObject .initOffsetsAndLengths()`. I'm looking @ whether they could be replaced (this isn't a Hash Join after all), but that's potentially optimising for deep over wide -- 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]
