apache / apache/datafusion-comet

Comet writer doesn't respect `OVERWRITE` mode

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#2,970 3 comments 2 reactions 1 assignee Claimed by @coderfender View on GitHub
area:writer bug priority:medium
Dominant language
Scala
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Description

### Describe the bug

Comet fails if the folder exists and cannot overwrite it

### Steps to reproduce

Folder `output2` exists
```
spark.read.parquet("/tmp/writertest/input").repartition(1).write.mode("overwrite").parquet("/tmp/writertest/output2")

25/12/23 08:31:40 ERROR CometExecIterator: Native execution for task 17 failed
org.apache.comet.CometNativeException: Failed to create output file '/tmp/writertest/output2/part-00000-00017.parquet': Is a directory (os error 21)

```

### Expected behavior

Should overwrite the folder with new content

### Additional context

_No response_

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