HyukjinKwon opened a new pull request #28955: URL: https://github.com/apache/spark/pull/28955
### What changes were proposed in this pull request? This PR proposes to minimize the diff at https://github.com/apache/spark/pull/27728. Basically it addresses the comments https://github.com/apache/spark/pull/27728#discussion_r397655390, and my own comment in another PR at https://github.com/apache/spark/pull/28761#discussion_r446761037 Basically most of changes are back before #27728 by combining `withNestedDataFrame` and `withParquetDataFrame`. ### Why are the changes needed? To make the minimised the diff and make it easier to review and maintenance. Also to keep the less depths. ### Does this PR introduce _any_ user-facing change? No, dev-only. ### How was this patch tested? Manually tested. ---------------------------------------------------------------- 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. 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