Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/3780#discussion_r23206838
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/parquet/ParquetRelation.scala ---
@@ -179,9 +184,24 @@ private[sql] object ParquetRelation {
throw new IllegalArgumentException(
s"Unable to create ParquetRelation: incorrectly formatted path
$pathStr")
}
+
val path = origPath.makeQualified(fs)
- if (!allowExisting && fs.exists(path)) {
- sys.error(s"File $pathStr already exists.")
+ val pathExisted = fs.exists(path)
+
+ if (pathExisted) {
+ if (overwrite) {
+ try {
+ fs.delete(path, true)
+ } catch {
+ case e: IOException =>
+ throw new IOException(
+ s"Unable to clear output directory ${path}")
--- End diff --
put this on the previous line?
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