zhengruifeng opened a new pull request, #36648: URL: https://github.com/apache/spark/pull/36648
### What changes were proposed in this pull request? do not checkpoint child rdd when it only has 1 partition ### Why are the changes needed? avoid necessary checkpoint when child rdd only has 1 partition, `zipWithIndex` will not trigger an action ### Does this PR introduce _any_ user-facing change? No ### How was this patch tested? existing suites -- 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]
