From d49bfb3148ecb7d8e8a902fa1000eb4cd4fadb67 Mon Sep 17 00:00:00 2001
From: Aaron Staple <aaron.staple@gmail.com>
Date: Wed, 10 Sep 2014 07:51:01 -0700
Subject: [PATCH] Address review comments.

---
 .../org/apache/spark/sql/catalyst/analysis/Analyzer.scala     | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
index 1b9d491b82453..574d96d92942b 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
@@ -43,7 +43,7 @@ class Analyzer(catalog: Catalog, registry: FunctionRegistry, caseSensitive: Bool
   /**
    * Override to provide additional rules for the "Resolution" batch.
    */
-  val extendedRules: List[Rule[LogicalPlan]] = Nil
+  val extendedRules: Seq[Rule[LogicalPlan]] = Nil
 
   lazy val batches: Seq[Batch] = Seq(
     Batch("MultiInstanceRelations", Once,
@@ -60,7 +60,7 @@ class Analyzer(catalog: Catalog, registry: FunctionRegistry, caseSensitive: Bool
       ResolveFunctions ::
       GlobalAggregates ::
       UnresolvedHavingClauseAttributes ::
-      typeCoercionRules :::
+      typeCoercionRules ++
       extendedRules : _*),
     Batch("Check Analysis", Once,
       CheckResolution),