Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/16554#discussion_r95718174
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/HadoopFsRelationSuite.scala
---
@@ -31,7 +31,7 @@ class HadoopFsRelationSuite extends QueryTest with
SharedSQLContext {
// ignore hidden files
val allFiles = dir.listFiles(new FilenameFilter {
override def accept(dir: File, name: String): Boolean = {
- !name.startsWith(".")
+ !name.startsWith(".") && !name.startsWith("_")
--- End diff --
why we add `!name.startsWith("_")`? Did we break anything before?
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