Github user dongjoon-hyun commented on a diff in the pull request:
https://github.com/apache/spark/pull/22535#discussion_r219948634
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceStrategy.scala
---
@@ -437,53 +436,63 @@ object
GitHub user dbtsai opened a pull request:
https://github.com/apache/spark/pull/22535
[SPARK-17636][SQL][WIP] Parquet predicate pushdown in nested fields
## What changes were proposed in this pull request?
Support Parquet predicate pushdown in nested fields
## How
