Github user dongjoon-hyun commented on a diff in the pull request:
https://github.com/apache/spark/pull/13592#discussion_r67202506
--- Diff: docs/sql-programming-guide.md ---
@@ -363,10 +363,10 @@ In addition to simple column references and
expressions, DataFrames also have a
<div data-lang="r" markdown="1">
{% highlight r %}
-sqlContext <- sparkRSQL.init(sc)
+spark <- sparkRSQL.init(sc)
# Create the DataFrame
-df <- read.json(sqlContext, "examples/src/main/resources/people.json")
+df <- read.json(spark, "examples/src/main/resources/people.json")
--- End diff --
We can remove the following.
```
spark <- sparkRSQL.init(sc)
```
And, use the following.
```
df <- read.json("examples/src/main/resources/people.json")
```
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