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authorJacky Li <jacky.likun@gmail.com>2014-12-01 13:12:30 -0800
committerMichael Armbrust <michael@databricks.com>2014-12-01 13:13:16 -0800
commite0a6d36bc96df63fb8cc5c3b4e516ef1011849ef (patch)
tree881b6a6e4fa1a5dd7ccb55176c30d9162fdf9f50
parent9c9b4bd1e4ac40c4abf4b5d1113c3056732e2c25 (diff)
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[SQL] add @group tab in limit() and count()
group tab is missing for scaladoc Author: Jacky Li <jacky.likun@gmail.com> Closes #3458 from jackylk/patch-7 and squashes the following commits: 0121a70 [Jacky Li] add @group tab in limit() and count() (cherry picked from commit bafee67ebad01f7aea2cd393a70b57eb8345eeb0) Signed-off-by: Michael Armbrust <michael@databricks.com>
-rw-r--r--sql/core/src/main/scala/org/apache/spark/sql/SchemaRDD.scala4
1 files changed, 4 insertions, 0 deletions
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/SchemaRDD.scala b/sql/core/src/main/scala/org/apache/spark/sql/SchemaRDD.scala
index 452baab8eb..c6d4dabf83 100644
--- a/sql/core/src/main/scala/org/apache/spark/sql/SchemaRDD.scala
+++ b/sql/core/src/main/scala/org/apache/spark/sql/SchemaRDD.scala
@@ -225,6 +225,8 @@ class SchemaRDD(
* {{{
* schemaRDD.limit(10)
* }}}
+ *
+ * @group Query
*/
def limit(limitNum: Int): SchemaRDD =
new SchemaRDD(sqlContext, Limit(Literal(limitNum), logicalPlan))
@@ -355,6 +357,8 @@ class SchemaRDD(
* Return the number of elements in the RDD. Unlike the base RDD implementation of count, this
* implementation leverages the query optimizer to compute the count on the SchemaRDD, which
* supports features such as filter pushdown.
+ *
+ * @group Query
*/
@Experimental
override def count(): Long = aggregate(Count(Literal(1))).collect().head.getLong(0)