diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicOperators.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicOperators.scala
index 732708e146b04..d3347b622f3d8 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicOperators.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicOperators.scala
@@ -18,7 +18,7 @@
 package org.apache.spark.sql.catalyst.plans.logical
 
 import org.apache.spark.sql.catalyst.expressions._
-import org.apache.spark.sql.catalyst.plans.JoinType
+import org.apache.spark.sql.catalyst.plans.{LeftSemi, JoinType}
 import org.apache.spark.sql.catalyst.types._
 
 case class Project(projectList: Seq[NamedExpression], child: LogicalPlan) extends UnaryNode {
@@ -81,7 +81,12 @@ case class Join(
   condition: Option[Expression]) extends BinaryNode {
 
   def references = condition.map(_.references).getOrElse(Set.empty)
-  def output = left.output ++ right.output
+  def output = joinType match {
+    case LeftSemi =>
+      left.output
+    case _ =>
+      left.output ++ right.output
+  }
 }
 
 case class InsertIntoTable(
diff --git a/sql/hive/src/test/resources/golden/leftsemijoin-10-89737a8857b5b61cc909e0c797f86aea b/sql/hive/src/test/resources/golden/leftsemijoin-10-89737a8857b5b61cc909e0c797f86aea
new file mode 100644
index 0000000000000..25ce912507d55
--- /dev/null
+++ b/sql/hive/src/test/resources/golden/leftsemijoin-10-89737a8857b5b61cc909e0c797f86aea
@@ -0,0 +1,4 @@
+Hank	2
+Hank	2
+Joe	2
+Joe	2
diff --git a/sql/hive/src/test/resources/golden/leftsemijoin-11-80b6466213face7fbcb0de044611e1f5 b/sql/hive/src/test/resources/golden/leftsemijoin-11-80b6466213face7fbcb0de044611e1f5
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/sql/hive/src/test/resources/golden/leftsemijoin-12-d1f6a3dea28a5f0fee08026bf33d9129 b/sql/hive/src/test/resources/golden/leftsemijoin-12-d1f6a3dea28a5f0fee08026bf33d9129
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/sql/hive/src/test/resources/golden/leftsemijoin-8-73cad58a10a1483ccb15e94a857013 b/sql/hive/src/test/resources/golden/leftsemijoin-8-73cad58a10a1483ccb15e94a857013
new file mode 100644
index 0000000000000..25ce912507d55
--- /dev/null
+++ b/sql/hive/src/test/resources/golden/leftsemijoin-8-73cad58a10a1483ccb15e94a857013
@@ -0,0 +1,4 @@
+Hank	2
+Hank	2
+Joe	2
+Joe	2
diff --git a/sql/hive/src/test/resources/golden/leftsemijoin-9-c5efa6b8771a51610d655be461670e1e b/sql/hive/src/test/resources/golden/leftsemijoin-9-c5efa6b8771a51610d655be461670e1e
new file mode 100644
index 0000000000000..f1470bad5782b
--- /dev/null
+++ b/sql/hive/src/test/resources/golden/leftsemijoin-9-c5efa6b8771a51610d655be461670e1e
@@ -0,0 +1,2 @@
+2	Tie
+2	Tie