From 7cdbe91ce1b0baea0cd0a224715b5835da7c28cd Mon Sep 17 00:00:00 2001
From: Jacky Li <jacky.likun@huawei.com>
Date: Thu, 26 Feb 2015 13:53:06 +0800
Subject: [PATCH] modify according to comment

---
 .../src/main/scala/org/apache/spark/sql/DataFrame.scala     | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sql/core/src/main/scala/org/apache/spark/sql/DataFrame.scala b/sql/core/src/main/scala/org/apache/spark/sql/DataFrame.scala
index 792fc60a51b67..e205d9d2d3885 100644
--- a/sql/core/src/main/scala/org/apache/spark/sql/DataFrame.scala
+++ b/sql/core/src/main/scala/org/apache/spark/sql/DataFrame.scala
@@ -297,12 +297,12 @@ class DataFrame protected[sql](
    * @param numRows Number of rows to show
    * @group basic
    */
-  def show(numRows: Int = 20): Unit = println(showString(numRows))
+  def show(numRows: Int): Unit = println(showString(numRows))
 
   /**
-   * Displays the [[DataFrame]] in a tabular form. (For Java compatibility)
+   * Displays the top 20 rows of [[DataFrame]] in a tabular form.
    */
-  def show(): Unit = println(showString(20))
+  def show(): Unit = show(20)
 
   /**
    * Cartesian join with another [[DataFrame]].