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| -rw-r--r-- | docs/sql-programming-guide.md | 38 |
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diff --git a/docs/sql-programming-guide.md b/docs/sql-programming-guide.md index 510b359972..2fe5c36338 100644 --- a/docs/sql-programming-guide.md +++ b/docs/sql-programming-guide.md @@ -882,6 +882,44 @@ saveDF(select(df, "name", "age"), "namesAndAges.parquet", "parquet") </div> </div> +### Run SQL on files directly + +Instead of using read API to load a file into DataFrame and query it, you can also query that +file directly with SQL. + +<div class="codetabs"> +<div data-lang="scala" markdown="1"> + +{% highlight scala %} +val df = sqlContext.sql("SELECT * FROM parquet.`examples/src/main/resources/users.parquet`") +{% endhighlight %} + +</div> + +<div data-lang="java" markdown="1"> + +{% highlight java %} +DataFrame df = sqlContext.sql("SELECT * FROM parquet.`examples/src/main/resources/users.parquet`"); +{% endhighlight %} +</div> + +<div data-lang="python" markdown="1"> + +{% highlight python %} +df = sqlContext.sql("SELECT * FROM parquet.`examples/src/main/resources/users.parquet`") +{% endhighlight %} + +</div> + +<div data-lang="r" markdown="1"> + +{% highlight r %} +df <- sql(sqlContext, "SELECT * FROM parquet.`examples/src/main/resources/users.parquet`") +{% endhighlight %} + +</div> +</div> + ### Save Modes Save operations can optionally take a `SaveMode`, that specifies how to handle existing data if |