rdblue commented on a change in pull request #27728: [SPARK-17636][SQL] Nested
Column Predicate Pushdown for Parquet
URL: https://github.com/apache/spark/pull/27728#discussion_r386671859
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/sources/filters.scala
##########
@@ -40,6 +41,13 @@ sealed abstract class Filter {
case f: Filter => f.references
case _ => Array.empty
}
+
+ /**
+ * If any of the references of this filter contains nested column
+ */
+ private[sql] def containNestedColumn: Boolean = {
Review comment:
Minor: other places (i.e. `Collection#contains`) normally use `contains`
instead of `contain`.
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