[SPARK-8894] [SPARKR] [DOC] Example code errors in SparkR documentation.

Author: Sun Rui <rui.sun@intel.com>

Closes #7287 from sun-rui/SPARK-8894 and squashes the following commits:

da63898 [Sun Rui] [SPARK-8894][SPARKR][DOC] Example code errors in SparkR documentation.

2 files changed, 2 insertions, 2 deletions

diff --git a/docs/sparkr.md b/docs/sparkr.md
index 095ea4308c..1197c0d601 100644
--- a/docs/sparkr.md
+++ b/docs/sparkr.md
@@ -116,7 +116,7 @@ sql(hiveContext, "CREATE TABLE IF NOT EXISTS src (key INT, value STRING)")
 sql(hiveContext, "LOAD DATA LOCAL INPATH 'examples/src/main/resources/kv1.txt' INTO TABLE src")
 
 # Queries can be expressed in HiveQL.
-results <- hiveContext.sql("FROM src SELECT key, value")
+results <- sql(hiveContext, "FROM src SELECT key, value")
 
 # results is now a DataFrame
 head(results)
diff --git a/docs/sql-programming-guide.md b/docs/sql-programming-guide.md
index 7c25578979..26f6ba84b9 100644
--- a/docs/sql-programming-guide.md
+++ b/docs/sql-programming-guide.md
@@ -1637,7 +1637,7 @@ sql(sqlContext, "CREATE TABLE IF NOT EXISTS src (key INT, value STRING)")
 sql(sqlContext, "LOAD DATA LOCAL INPATH 'examples/src/main/resources/kv1.txt' INTO TABLE src")
 
 # Queries can be expressed in HiveQL.
-results = sqlContext.sql("FROM src SELECT key, value").collect()
+results <- collect(sql(sqlContext, "FROM src SELECT key, value"))
 
 {% endhighlight %}