[SQL][MINOR] Fix scaladoc for UDFRegistration

jaceklaskowski · rxin · commit 6326d406b98a · 2017-03-17T21:55:10.000-07:00
## What changes were proposed in this pull request? Fix scaladoc for UDFRegistration ## How was this patch tested? local build Author: Jacek Laskowski <jacek@japila.pl> Closes apache#17337 from jaceklaskowski/udfregistration-scaladoc.
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/UDFRegistration.scala b/sql/core/src/main/scala/org/apache/spark/sql/UDFRegistration.scala
@@ -36,7 +36,11 @@ import org.apache.spark.sql.types.{DataType, DataTypes}
 import org.apache.spark.util.Utils
 
 /**
- * Functions for registering user-defined functions. Use `SQLContext.udf` to access this.
+ * Functions for registering user-defined functions. Use `SparkSession.udf` to access this:
+ *
+ * {{{
+ *   spark.udf
+ * }}}
  *
  * @note The user-defined functions must be deterministic.
  *

Original file line number	Diff line number	Diff line change
`@@ -36,7 +36,11 @@ import org.apache.spark.sql.types.{DataType, DataTypes}`
`36`	`36`	`import org.apache.spark.util.Utils`
`37`	`37`
`38`	`38`	`/**`
`39`		- * Functions for registering user-defined functions. Use `SQLContext.udf` to access this.
	`39`	+ * Functions for registering user-defined functions. Use `SparkSession.udf` to access this:
	`40`	`+ *`
	`41`	`+ * {{{`
	`42`	`+ * spark.udf`
	`43`	`+ * }}}`
`40`	`44`	`*`
`41`	`45`	`* @note The user-defined functions must be deterministic.`
`42`	`46`	`*`