From 7cc2c6431ee147c514d38c699be0af509a27095c Mon Sep 17 00:00:00 2001
From: Zhan Zhang <zhazhan@gmail.com>
Date: Wed, 13 May 2015 16:12:49 -0700
Subject: [PATCH] predicate fix

---
 .../main/scala/org/apache/spark/sql/hive/orc/OrcFilters.scala | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/orc/OrcFilters.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/orc/OrcFilters.scala
index 8e73f9181f08b..0a9924b139a48 100644
--- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/orc/OrcFilters.scala
+++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/orc/OrcFilters.scala
@@ -99,6 +99,10 @@ private[sql] object OrcFilters extends Logging {
         Some(b1)
       }
       case p@IsNull(attribute: String) => {
+        val b1 = builder.isNull(attribute)
+        Some(b1)
+      }
+      case p@IsNotNull(attribute: String) => {
         val b1 = builder.startNot().isNull(attribute).end()
         Some(b1)
       }