chenhao-db opened a new pull request, #49263: URL: https://github.com/apache/spark/pull/49263
### What changes were proposed in this pull request? It adds support for variant struct in Parquet reader. The concept of variant struct was introduced in https://github.com/apache/spark/pull/49235. It includes all the extracted fields from a variant column that the query requests. ### Why are the changes needed? By producing variant struct in Parquet reader, we can avoid reading/rebuilding the full variant and achieve more efficient variant processing. ### Does this PR introduce _any_ user-facing change? No. ### How was this patch tested? Unit test. ### Was this patch authored or co-authored using generative AI tooling? No. -- 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]
