LuciferYang opened a new pull request, #37940: URL: https://github.com/apache/spark/pull/37940
### What changes were proposed in this pull request? Similar as https://github.com/apache/spark/pull/37876, this pr introduce a new toMap method to `o.a.spark.util.collection.Utils`, use `while loop manually style` to optimize the performance of `keys.zipWithIndex.toMap` code pattern in Spark. ### Why are the changes needed? Performance improvement ### Does this PR introduce _any_ user-facing change? No ### How was this patch tested? Pass GitHub Actions -- 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: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org
