diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.1.ddl.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.1.ddl.sqlpp
new file mode 100644
index 0000000..8fe4194
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.1.ddl.sqlpp
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+DROP DATAVERSE TestDataverse IF EXISTS;
+CREATE DATAVERSE TestDataverse;
+USE TestDataverse;
+
+CREATE TYPE col1Type AS { 
+id:int
+};
+
+CREATE TYPE col2Type AS {
+id:int,
+f:int
+}; 
+
+CREATE DATASET col1(col1Type) PRIMARY KEY id;
+
+CREATE DATASET col2(col2Type) PRIMARY KEY id;
+
+CREATE INDEX idx_id ON col2(f);
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.2.update.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.2.update.sqlpp
new file mode 100644
index 0000000..90a6b2a
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.2.update.sqlpp
@@ -0,0 +1,25 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+USE TestDataverse;
+
+UPSERT INTO col1 {"id": 1, "f": 8};
+UPSERT INTO col1 {"id": 2, "f": 100};
+UPSERT INTO col2 {"id": 1, "f": 8};
+UPSERT INTO col2 {"id": 2, "f": 33};
+
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.3.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.3.query.sqlpp
new file mode 100644
index 0000000..b746539
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.3.query.sqlpp
@@ -0,0 +1,23 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+USE TestDataverse;
+
+FROM col1 LEFT JOIN col2 ON col1.f /*+ indexnl */ = col2.f
+SELECT col1, col2
+ORDER BY col1.id;
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.4.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.4.query.sqlpp
new file mode 100644
index 0000000..8df0469
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.4.query.sqlpp
@@ -0,0 +1,23 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+USE TestDataverse;
+
+FROM col1 LEFT JOIN col2 ON col1.f /*+ indexnl */ > col2.f
+SELECT col1, col2
+ORDER BY col1.id,col2.id;
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.5.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.5.query.sqlpp
new file mode 100644
index 0000000..c574b0f
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.5.query.sqlpp
@@ -0,0 +1,23 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+USE TestDataverse;
+
+FROM col1 LEFT JOIN col2 ON col1.f /*+ indexnl */< col2.f
+SELECT col1, col2
+ORDER BY col1.id,col2.id;
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.1.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.1.adm
new file mode 100644
index 0000000..cb3a9d2
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.1.adm
@@ -0,0 +1,2 @@
+{ "col1": { "id": 1, "f": 8 }, "col2": { "id": 1, "f": 8 } }
+{ "col1": { "id": 2, "f": 100 } }
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.2.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.2.adm
new file mode 100644
index 0000000..8e7d14d
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.2.adm
@@ -0,0 +1,3 @@
+{ "col1": { "id": 1, "f": 8 } }
+{ "col1": { "id": 2, "f": 100 }, "col2": { "id": 1, "f": 8 } }
+{ "col1": { "id": 2, "f": 100 }, "col2": { "id": 2, "f": 33 } }
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.3.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.3.adm
new file mode 100644
index 0000000..ece0d0d
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/index-leftouterjoin/index-leftouterjoin-example/index-leftouterjoin-example.3.adm
@@ -0,0 +1,2 @@
+{ "col1": { "id": 1, "f": 8 }, "col2": { "id": 2, "f": 33 } }
+{ "col1": { "id": 2, "f": 100 } }
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/sqlpp_queries.xml b/asterixdb/asterix-app/src/test/resources/runtimets/sqlpp_queries.xml
index 50431e1..42aac70 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/sqlpp_queries.xml
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/sqlpp_queries.xml
@@ -14379,6 +14379,11 @@
   </test-group>
   <test-group name="index-leftouterjoin">
     <test-case FilePath="index-leftouterjoin">
+      <compilation-unit name="index-leftouterjoin-example">
+        <output-dir compare="Text">index-leftouterjoin-example</output-dir>
+      </compilation-unit>
+    </test-case>
+    <test-case FilePath="index-leftouterjoin">
       <compilation-unit name="probe-pidx-with-join-btree-sidx1">
         <output-dir compare="Text">probe-pidx-with-join-btree-sidx1</output-dir>
       </compilation-unit>
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeBatchPointSearchOperatorNodePushable.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeBatchPointSearchOperatorNodePushable.java
index f6f97b7..d2b2c1b 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeBatchPointSearchOperatorNodePushable.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeBatchPointSearchOperatorNodePushable.java
@@ -126,6 +126,11 @@
                 break;
             }
         }
+
+        if (matchingTupleCount == 0 && retainInput && retainMissing) {
+            int end = accessor.getTupleCount();
+            appendMissingTuple(0, end);
+        }
         stats.getInputTupleCounter().update(matchingTupleCount);
 
     }