Github user xuanyuanking closed the pull request at:
https://github.com/apache/spark/pull/18650
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GitHub user xuanyuanking opened a pull request:
https://github.com/apache/spark/pull/18650
[SPARK-21435][SQL] Empty files should be skipped while write to file
## What changes were proposed in this pull request?
Add EmptyDirectoryWriteTask for empty task while writing
