Github user HyukjinKwon commented on a diff in the pull request:
https://github.com/apache/spark/pull/21975#discussion_r207459749
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetFileFormat.scala
---
@@ -539,11 +539,10 @@ object ParquetFileFormat extends Logging {
parFiles.flatMap { currentFile =>
try {
// Skips row group information since we only need the schema.
- // ParquetFileReader.readFooter throws RuntimeException, instead
of IOException,
+ // ParquetUtils.readFooter throws RuntimeException, instead of
IOException,
// when it can't read the footer.
Some(new Footer(currentFile.getPath(),
--- End diff --
We can replace this here since it looks causing resource leak. I filed a
JIRA https://issues.apache.org/jira/browse/PARQUET-1368
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