Description
This is a follow-up of SPARK-14132 (https://github.com/apache/spark/pull/12220#issuecomment-207625166) to address https://github.com/apache/spark/pull/12220#issuecomment-207612627.
This is a follow-up of SPARK-14132 (https://github.com/apache/spark/pull/12220#issuecomment-207625166) to address https://github.com/apache/spark/pull/12220#issuecomment-207612627.