From 97e18cfa5e5eba08edd997fabd8eda38c9610a14 Mon Sep 17 00:00:00 2001
From: Zhongshuai Pei <799203320@qq.com>
Date: Thu, 30 Apr 2015 11:01:17 +0800
Subject: [PATCH] Update Optimizer.scala

---
 .../org/apache/spark/sql/catalyst/optimizer/Optimizer.scala  | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
index c60edcff7bed5..485761dd8538b 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
@@ -36,14 +36,13 @@ object DefaultOptimizer extends Optimizer {
     // SubQueries are only needed for analysis and can be removed before execution.
     Batch("Remove SubQueries", FixedPoint(100),
       EliminateSubQueries) ::
-    Batch("Filter Pushdown", FixedPoint(100),
+    Batch("Operator Reordering", FixedPoint(100),
       UnionPushdown,
       CombineFilters,
       PushPredicateThroughProject,
       PushPredicateThroughJoin,
       PushPredicateThroughGenerate,
-      ColumnPruning) ::
-    Batch("Combine Limits", FixedPoint(100),
+      ColumnPruning,
       CombineLimits) ::
     Batch("ConstantFolding", FixedPoint(100),
       NullPropagation,