diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/001/001.001.ddl.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/001/001.001.ddl.sqlpp
new file mode 100644
index 0000000..006d75c
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/001/001.001.ddl.sqlpp
@@ -0,0 +1,33 @@
+/*
+ * 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 test IF EXISTS;
+CREATE DATAVERSE test;
+
+USE test;
+
+
+CREATE TYPE OpenType AS {
+    id: int
+};
+
+CREATE DATASET ColumnDataset(OpenType)
+PRIMARY KEY id WITH {
+    "storage-format": {"format" : "column"}
+};
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/001/001.002.update.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/001/001.002.update.sqlpp
new file mode 100644
index 0000000..72d41d8
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/001/001.002.update.sqlpp
@@ -0,0 +1,24 @@
+/*
+ * 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 test;
+
+UPSERT INTO ColumnDataset (
+    {"id": 1, "a" : []}
+);
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/001/001.003.get.http b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/001/001.003.get.http
new file mode 100644
index 0000000..57d830a
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/001/001.003.get.http
@@ -0,0 +1,19 @@
+/*
+ * 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.
+ */
+/connector?dataverseName=test&datasetName=ColumnDataset
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/001/001.004.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/001/001.004.query.sqlpp
new file mode 100644
index 0000000..285ca9d
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/001/001.004.query.sqlpp
@@ -0,0 +1,24 @@
+/*
+ * 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 test;
+
+SELECT VALUE p
+FROM ColumnDataset p
+ORDER BY p.id
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/002/002.001.ddl.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/002/002.001.ddl.sqlpp
new file mode 100644
index 0000000..006d75c
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/002/002.001.ddl.sqlpp
@@ -0,0 +1,33 @@
+/*
+ * 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 test IF EXISTS;
+CREATE DATAVERSE test;
+
+USE test;
+
+
+CREATE TYPE OpenType AS {
+    id: int
+};
+
+CREATE DATASET ColumnDataset(OpenType)
+PRIMARY KEY id WITH {
+    "storage-format": {"format" : "column"}
+};
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/002/002.002.update.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/002/002.002.update.sqlpp
new file mode 100644
index 0000000..9d33778
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/002/002.002.update.sqlpp
@@ -0,0 +1,29 @@
+/*
+ * 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 test;
+
+UPSERT INTO ColumnDataset (
+    {"id": 1, "a" : [{"b": [1]}]},
+    {"id": 2, "a" : [{"c": [1]}]},
+    {"id": 3, "a" : [{"c": []}]},
+    {"id": 4, "a" : [{"b": []}]},
+    {"id": 5, "a" : []},
+    {"id": 6}
+);
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/002/002.003.get.http b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/002/002.003.get.http
new file mode 100644
index 0000000..57d830a
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/002/002.003.get.http
@@ -0,0 +1,19 @@
+/*
+ * 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.
+ */
+/connector?dataverseName=test&datasetName=ColumnDataset
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/002/002.004.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/002/002.004.query.sqlpp
new file mode 100644
index 0000000..285ca9d
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/002/002.004.query.sqlpp
@@ -0,0 +1,24 @@
+/*
+ * 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 test;
+
+SELECT VALUE p
+FROM ColumnDataset p
+ORDER BY p.id
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/003/003.001.ddl.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/003/003.001.ddl.sqlpp
new file mode 100644
index 0000000..006d75c
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/003/003.001.ddl.sqlpp
@@ -0,0 +1,33 @@
+/*
+ * 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 test IF EXISTS;
+CREATE DATAVERSE test;
+
+USE test;
+
+
+CREATE TYPE OpenType AS {
+    id: int
+};
+
+CREATE DATASET ColumnDataset(OpenType)
+PRIMARY KEY id WITH {
+    "storage-format": {"format" : "column"}
+};
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/003/003.002.update.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/003/003.002.update.sqlpp
new file mode 100644
index 0000000..a5b883a
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/003/003.002.update.sqlpp
@@ -0,0 +1,28 @@
+/*
+ * 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 test;
+
+UPSERT INTO ColumnDataset (
+    {"id": 1, "a" : [[1,2,3]]},
+    {"id": 2, "a" : [[{"a":1}, {"b":1}]]},
+    {"id": 3, "a" : [[]]},
+    {"id": 4, "a" : []},
+    {"id": 5}
+);
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/003/003.003.get.http b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/003/003.003.get.http
new file mode 100644
index 0000000..57d830a
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/003/003.003.get.http
@@ -0,0 +1,19 @@
+/*
+ * 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.
+ */
+/connector?dataverseName=test&datasetName=ColumnDataset
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/003/003.004.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/003/003.004.query.sqlpp
new file mode 100644
index 0000000..285ca9d
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/column/empty-array/003/003.004.query.sqlpp
@@ -0,0 +1,24 @@
+/*
+ * 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 test;
+
+SELECT VALUE p
+FROM ColumnDataset p
+ORDER BY p.id
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/001/001.003.regexadm b/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/001/001.003.regexadm
new file mode 100644
index 0000000..9f1dc3a
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/001/001.003.regexadm
@@ -0,0 +1 @@
+\Q{"keys":"id","type":{"type":"org.apache.asterix.om.types.ARecordType","name":"OpenType","open":true,"fields":[{"id":{"type":"AInt64"}}]},"splits":[\E.*\Q]}\E
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/001/001.004.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/001/001.004.adm
new file mode 100644
index 0000000..4e2d161
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/001/001.004.adm
@@ -0,0 +1 @@
+{ "id": 1, "a": [  ] }
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/002/002.003.regexadm b/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/002/002.003.regexadm
new file mode 100644
index 0000000..9f1dc3a
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/002/002.003.regexadm
@@ -0,0 +1 @@
+\Q{"keys":"id","type":{"type":"org.apache.asterix.om.types.ARecordType","name":"OpenType","open":true,"fields":[{"id":{"type":"AInt64"}}]},"splits":[\E.*\Q]}\E
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/002/002.004.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/002/002.004.adm
new file mode 100644
index 0000000..70130b0
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/002/002.004.adm
@@ -0,0 +1,6 @@
+{ "id": 1, "a": [ { "b": [ 1 ] } ] }
+{ "id": 2, "a": [ { "c": [ 1 ] } ] }
+{ "id": 3, "a": [ { "c": [  ] } ] }
+{ "id": 4, "a": [ { "b": [  ] } ] }
+{ "id": 5, "a": [  ] }
+{ "id": 6 }
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/003/003.003.regexadm b/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/003/003.003.regexadm
new file mode 100644
index 0000000..9f1dc3a
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/003/003.003.regexadm
@@ -0,0 +1 @@
+\Q{"keys":"id","type":{"type":"org.apache.asterix.om.types.ARecordType","name":"OpenType","open":true,"fields":[{"id":{"type":"AInt64"}}]},"splits":[\E.*\Q]}\E
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/003/003.004.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/003/003.004.adm
new file mode 100644
index 0000000..9b72daa
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/column/empty-array/003/003.004.adm
@@ -0,0 +1,5 @@
+{ "id": 1, "a": [ [ 1, 2, 3 ] ] }
+{ "id": 2, "a": [ [ { "a": 1 }, { "b": 1 } ] ] }
+{ "id": 3, "a": [ [  ] ] }
+{ "id": 4, "a": [  ] }
+{ "id": 5 }
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/testsuite_sqlpp.xml b/asterixdb/asterix-app/src/test/resources/runtimets/testsuite_sqlpp.xml
index fc0ceca..c311681 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/testsuite_sqlpp.xml
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/testsuite_sqlpp.xml
@@ -16192,6 +16192,21 @@
       </compilation-unit>
     </test-case>
     <test-case FilePath="column">
+      <compilation-unit name="empty-array/001">
+        <output-dir compare="Text">empty-array/001</output-dir>
+      </compilation-unit>
+    </test-case>
+    <test-case FilePath="column">
+      <compilation-unit name="empty-array/002">
+        <output-dir compare="Text">empty-array/002</output-dir>
+      </compilation-unit>
+    </test-case>
+    <test-case FilePath="column">
+      <compilation-unit name="empty-array/003">
+        <output-dir compare="Text">empty-array/003</output-dir>
+      </compilation-unit>
+    </test-case>
+    <test-case FilePath="column">
       <compilation-unit name="pushdown/array-access-pushdown">
         <output-dir compare="Text">pushdown/array-access-pushdown</output-dir>
       </compilation-unit>
diff --git a/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/assembler/ArrayValueAssembler.java b/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/assembler/ArrayValueAssembler.java
index 2352e7f..fa00139 100644
--- a/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/assembler/ArrayValueAssembler.java
+++ b/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/assembler/ArrayValueAssembler.java
@@ -28,12 +28,14 @@
     private final IAsterixListBuilder listBuilder;
     private final AbstractCollectionType collectionType;
     private final int firstValueIndex;
+    private boolean missing;
 
     ArrayValueAssembler(int level, AssemblerInfo info, int firstValueIndex) {
         super(level, info);
         this.firstValueIndex = firstValueIndex;
         collectionType = (AbstractCollectionType) info.getDeclaredType();
         listBuilder = new ListBuilderFactory().create(collectionType.getTypeTag());
+        missing = false;
     }
 
     final int getFirstValueIndex() {
@@ -42,23 +44,27 @@
 
     @Override
     void reset() {
+        missing = false;
         listBuilder.reset(collectionType);
         storage.reset();
     }
 
     @Override
     void addValue(AbstractValueAssembler value) throws HyracksDataException {
+        writePreviousMissing();
         listBuilder.addItem(value.getValue());
     }
 
     @Override
     void addNull(AbstractValueAssembler value) throws HyracksDataException {
+        writePreviousMissing();
         listBuilder.addItem(NULL);
     }
 
     @Override
     void addMissing() throws HyracksDataException {
-        listBuilder.addItem(MISSING);
+        writePreviousMissing();
+        missing = true;
     }
 
     @Override
@@ -72,4 +78,11 @@
     public IValueReference getValue() {
         return storage;
     }
+
+    private void writePreviousMissing() throws HyracksDataException {
+        if (missing) {
+            listBuilder.addItem(MISSING);
+            missing = false;
+        }
+    }
 }
diff --git a/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/assembler/AssemblerBuilderVisitor.java b/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/assembler/AssemblerBuilderVisitor.java
index 5acfa08..15e2bb9 100644
--- a/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/assembler/AssemblerBuilderVisitor.java
+++ b/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/assembler/AssemblerBuilderVisitor.java
@@ -165,7 +165,7 @@
         // if delegateAssembler is null, that means no column will be accessed
         if (delegateAssembler != null) {
             // Set repeated assembler as a delegate (responsible for writing null values)
-            delegateAssembler.setAsDelegate();
+            delegateAssembler.setAsDelegate(level - 1);
             IColumnValuesReader reader = delegateAssembler.getReader();
             int numberOfDelimiters = reader.getNumberOfDelimiters();
             // End of group assembler is responsible to finalize array/multiset builders
diff --git a/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/assembler/RepeatedPrimitiveValueAssembler.java b/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/assembler/RepeatedPrimitiveValueAssembler.java
index 502f642..8b44534 100644
--- a/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/assembler/RepeatedPrimitiveValueAssembler.java
+++ b/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/assembler/RepeatedPrimitiveValueAssembler.java
@@ -28,11 +28,13 @@
 
 final class RepeatedPrimitiveValueAssembler extends AbstractPrimitiveValueAssembler {
     private boolean arrayDelegate;
+    private int arrayLevel;
 
     RepeatedPrimitiveValueAssembler(int level, AssemblerInfo info, IColumnValuesReader reader,
             IValueGetter primitiveValue) {
         super(level, info, reader, primitiveValue);
         this.arrayDelegate = false;
+        arrayLevel = 0;
     }
 
     @Override
@@ -65,9 +67,10 @@
         return reader;
     }
 
-    public void setAsDelegate() {
+    public void setAsDelegate(int arrayLevel) {
         // This assembler is responsible for adding null values
         this.arrayDelegate = true;
+        this.arrayLevel = arrayLevel;
     }
 
     private void next() throws HyracksDataException {
@@ -81,9 +84,11 @@
              * (i.e., arrayDelegate is true)
              */
             addNullToAncestor(reader.getLevel());
-        } else if (reader.isMissing() && reader.getLevel() + 1 == level) {
+        } else if (reader.isMissing() && (arrayLevel == reader.getLevel() || reader.getLevel() + 1 == level)) {
             /*
-             * Add a missing item
+             * Add a missing item in either
+             * - the array item is MISSING
+             * - the array itself is missing and this reader is a delegate for the array level specified
              */
             addMissingToAncestor(reader.getLevel());
         } else if (reader.isValue()) {
diff --git a/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/operation/lsm/flush/ColumnTransformer.java b/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/operation/lsm/flush/ColumnTransformer.java
index 48cd442..d1e439d 100644
--- a/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/operation/lsm/flush/ColumnTransformer.java
+++ b/asterixdb/asterix-column/src/main/java/org/apache/asterix/column/operation/lsm/flush/ColumnTransformer.java
@@ -124,6 +124,10 @@
             defLevels.add(missingLevel);
         }
 
+        // Add missing as a last element of the array to help indicate empty arrays
+        collectionNode.getOrCreateItem(ATypeTag.MISSING, columnMetadata);
+        defLevels.add(missingLevel);
+
         columnMetadata.exitCollectionNode(collectionNode, numberOfChildren);
         currentParent = previousParent;
         return null;
diff --git a/asterixdb/asterix-column/src/test/java/org/apache/asterix/column/values/reader/AbstractDummyColumnValuesReader.java b/asterixdb/asterix-column/src/test/java/org/apache/asterix/column/values/reader/AbstractDummyColumnValuesReader.java
index a3c6984..aceddaf 100644
--- a/asterixdb/asterix-column/src/test/java/org/apache/asterix/column/values/reader/AbstractDummyColumnValuesReader.java
+++ b/asterixdb/asterix-column/src/test/java/org/apache/asterix/column/values/reader/AbstractDummyColumnValuesReader.java
@@ -102,7 +102,7 @@
 
     @Override
     public final boolean isMissing() {
-        return level < maxLevel;
+        return !isDelimiter() && level < maxLevel;
     }
 
     @Override
diff --git a/asterixdb/asterix-column/src/test/resources/data/003-arrayEmpty.json b/asterixdb/asterix-column/src/test/resources/data/003-arrayEmpty.json
new file mode 100644
index 0000000..2fcf80e
--- /dev/null
+++ b/asterixdb/asterix-column/src/test/resources/data/003-arrayEmpty.json
@@ -0,0 +1,3 @@
+{"a" : [{"b" : 1}, {"b" : 2}, {"c" : 3}]}
+{"a" : []}
+{"a" : [{"b" : 1}, {"b" : 2}, {"c" : 3}]}
\ No newline at end of file
diff --git a/asterixdb/asterix-column/src/test/resources/only.txt b/asterixdb/asterix-column/src/test/resources/only.txt
index 36985fb..4d5d97f 100644
--- a/asterixdb/asterix-column/src/test/resources/only.txt
+++ b/asterixdb/asterix-column/src/test/resources/only.txt
@@ -19,6 +19,7 @@
 #000-arrayOfInt
 #001-arrayObject
 #002-arrayObject2
+#003-arrayEmpty
 #100-addFields
 #101-nestedAddFields
 #200-unionPrimitive
diff --git a/asterixdb/asterix-column/src/test/resources/result/assembler/003-arrayEmpty.json b/asterixdb/asterix-column/src/test/resources/result/assembler/003-arrayEmpty.json
new file mode 100644
index 0000000..3b8b6cc
--- /dev/null
+++ b/asterixdb/asterix-column/src/test/resources/result/assembler/003-arrayEmpty.json
@@ -0,0 +1,3 @@
+{ "a": [ { "b": 1 }, { "b": 2 }, { "c": 3 } ] }
+{ "a": [  ] }
+{ "a": [ { "b": 1 }, { "b": 2 }, { "c": 3 } ] }
\ No newline at end of file
diff --git a/asterixdb/asterix-column/src/test/resources/result/small/003-arrayEmpty.json b/asterixdb/asterix-column/src/test/resources/result/small/003-arrayEmpty.json
new file mode 100644
index 0000000..3b8b6cc
--- /dev/null
+++ b/asterixdb/asterix-column/src/test/resources/result/small/003-arrayEmpty.json
@@ -0,0 +1,3 @@
+{ "a": [ { "b": 1 }, { "b": 2 }, { "c": 3 } ] }
+{ "a": [  ] }
+{ "a": [ { "b": 1 }, { "b": 2 }, { "c": 3 } ] }
\ No newline at end of file
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/000-arrayOfInt.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/000-arrayOfInt.schema
index 3fa50cad..d6483c9 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/000-arrayOfInt.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/000-arrayOfInt.schema
@@ -2,4 +2,4 @@
 |-- b: array <level: 1>
 |    |-- item: array <level: 2>
 |    |    |-- item: bigint <level: 3, index: 0>
-|    |    |    |-- Def size: 90 [(3,3),(1,1),(3,3),(1,1),(0,1),(3,3),(1,1),(3,3),(1,1),(0,1),(3,3),(1,1),(3,3),(1,1),(0,1),(3,3),(1,1),(3,3),(1,1),(0,1),(3,3),(1,1),(3,3),(1,1),(0,1),(3,3),(1,1),(3,3),(1,1),(0,1),(3,3),(1,1),(3,3),(1,1),(0,1),(3,3),(1,1),(3,3),(1,1),(0,1),(3,3),(1,1),(3,3),(1,1),(0,1),(3,3),(1,1),(3,3),(1,1),(0,1)]
+|    |    |    |-- Def size: 120 [(3,3),(2,1),(1,1),(3,3),(2,1),(1,2),(0,1),(3,3),(2,1),(1,1),(3,3),(2,1),(1,2),(0,1),(3,3),(2,1),(1,1),(3,3),(2,1),(1,2),(0,1),(3,3),(2,1),(1,1),(3,3),(2,1),(1,2),(0,1),(3,3),(2,1),(1,1),(3,3),(2,1),(1,2),(0,1),(3,3),(2,1),(1,1),(3,3),(2,1),(1,2),(0,1),(3,3),(2,1),(1,1),(3,3),(2,1),(1,2),(0,1),(3,3),(2,1),(1,1),(3,3),(2,1),(1,2),(0,1),(3,3),(2,1),(1,1),(3,3),(2,1),(1,2),(0,1),(3,3),(2,1),(1,1),(3,3),(2,1),(1,2),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/001-arrayObject.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/001-arrayObject.schema
index bc71d8f..96031b0 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/001-arrayObject.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/001-arrayObject.schema
@@ -2,6 +2,6 @@
 |-- a: array <level: 1>
 |    |-- item: object <level: 2>
 |    |    |-- b: bigint <level: 3, index: 0>
-|    |    |    |-- Def size: 4 [(3,2),(2,1),(0,1)]
+|    |    |    |-- Def size: 5 [(3,2),(2,1),(1,1),(0,1)]
 |    |    |-- c: bigint <level: 3, index: 1>
-|    |    |    |-- Def size: 4 [(2,2),(3,1),(0,1)]
+|    |    |    |-- Def size: 5 [(2,2),(3,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/002-arrayObject2.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/002-arrayObject2.schema
index 58f873b..3641c10 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/002-arrayObject2.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/002-arrayObject2.schema
@@ -4,26 +4,26 @@
 |    |    |-- a: array <level: 3>
 |    |    |    |-- item: object <level: 4>
 |    |    |    |    |-- x: bigint <level: 5, index: 0>
-|    |    |    |    |    |-- Def size: 21 [(5,1),(4,1),(5,1),(2,1),(0,1),(5,1),(4,1),(5,1),(2,1),(0,1),(5,1),(4,1),(5,1),(2,3),(4,1),(2,1),(0,1),(2,1),(0,1)]
+|    |    |    |    |    |-- Def size: 29 [(5,1),(4,1),(5,1),(3,1),(2,1),(1,1),(0,1),(5,1),(4,1),(5,1),(3,1),(2,1),(1,1),(0,1),(5,1),(4,1),(5,1),(3,1),(2,3),(4,1),(3,1),(2,1),(1,1),(0,1),(2,1),(1,1),(0,1)]
 |    |    |    |    |-- y: bigint <level: 5, index: 1>
-|    |    |    |    |    |-- Def size: 21 [(5,2),(4,1),(2,1),(0,1),(5,2),(4,1),(2,1),(0,1),(5,2),(4,1),(2,3),(4,1),(2,1),(0,1),(2,1),(0,1)]
+|    |    |    |    |    |-- Def size: 29 [(5,2),(4,1),(3,1),(2,1),(1,1),(0,1),(5,2),(4,1),(3,1),(2,1),(1,1),(0,1),(5,2),(4,1),(3,1),(2,3),(4,1),(3,1),(2,1),(1,1),(0,1),(2,1),(1,1),(0,1)]
 |    |    |    |    |-- j: bigint <level: 5, index: 7>
-|    |    |    |    |    |-- Def size: 21 [(4,3),(2,1),(0,1),(4,3),(2,1),(0,1),(4,3),(2,3),(5,1),(2,1),(0,1),(2,1),(0,1)]
+|    |    |    |    |    |-- Def size: 29 [(4,3),(3,1),(2,1),(1,1),(0,1),(4,3),(3,1),(2,1),(1,1),(0,1),(4,3),(3,1),(2,3),(5,1),(3,1),(2,1),(1,1),(0,1),(2,1),(1,1),(0,1)]
 |    |    |-- b: bigint <level: 3, index: 2>
-|    |    |    |-- Def size: 11 [(3,1),(0,1),(3,1),(0,1),(3,1),(2,3),(0,1),(2,1),(0,1)]
+|    |    |    |-- Def size: 15 [(3,1),(1,1),(0,1),(3,1),(1,1),(0,1),(3,1),(2,3),(1,1),(0,1),(2,1),(1,1),(0,1)]
 |    |    |-- c: bigint <level: 3, index: 3>
-|    |    |    |-- Def size: 11 [(3,1),(0,1),(3,1),(0,1),(3,1),(2,3),(0,1),(2,1),(0,1)]
+|    |    |    |-- Def size: 15 [(3,1),(1,1),(0,1),(3,1),(1,1),(0,1),(3,1),(2,3),(1,1),(0,1),(2,1),(1,1),(0,1)]
 |    |    |-- d: bigint <level: 3, index: 4>
-|    |    |    |-- Def size: 11 [(3,1),(0,1),(3,1),(0,1),(3,1),(2,3),(0,1),(2,1),(0,1)]
+|    |    |    |-- Def size: 15 [(3,1),(1,1),(0,1),(3,1),(1,1),(0,1),(3,1),(2,3),(1,1),(0,1),(2,1),(1,1),(0,1)]
 |    |    |-- f: bigint <level: 3, index: 5>
-|    |    |    |-- Def size: 11 [(2,1),(0,1),(2,1),(0,1),(2,1),(3,1),(2,2),(0,1),(2,1),(0,1)]
+|    |    |    |-- Def size: 15 [(2,1),(1,1),(0,1),(2,1),(1,1),(0,1),(2,1),(3,1),(2,2),(1,1),(0,1),(2,1),(1,1),(0,1)]
 |    |    |-- k: object <level: 3>
 |    |    |    |-- v: object <level: 4>
 |    |    |    |    |-- t: bigint <level: 5, index: 6>
-|    |    |    |    |    |-- Def size: 11 [(2,1),(0,1),(2,1),(0,1),(2,2),(5,1),(2,1),(0,1),(2,1),(0,1)]
+|    |    |    |    |    |-- Def size: 15 [(2,1),(1,1),(0,1),(2,1),(1,1),(0,1),(2,2),(5,1),(2,1),(1,1),(0,1),(2,1),(1,1),(0,1)]
 |    |    |-- xyz: array <level: 3>
 |    |    |    |-- item: object <level: 4>
 |    |    |    |    |-- x: bigint <level: 5, index: 8>
-|    |    |    |    |    |-- Def size: 14 [(2,1),(0,1),(2,1),(0,1),(2,4),(0,1),(5,1),(4,1),(5,1),(2,1),(0,1)]
+|    |    |    |    |    |-- Def size: 19 [(2,1),(1,1),(0,1),(2,1),(1,1),(0,1),(2,4),(1,1),(0,1),(5,1),(4,1),(5,1),(3,1),(2,1),(1,1),(0,1)]
 |    |    |    |    |-- y: bigint <level: 5, index: 9>
-|    |    |    |    |    |-- Def size: 14 [(2,1),(0,1),(2,1),(0,1),(2,4),(0,1),(5,2),(4,1),(2,1),(0,1)]
+|    |    |    |    |    |-- Def size: 19 [(2,1),(1,1),(0,1),(2,1),(1,1),(0,1),(2,4),(1,1),(0,1),(5,2),(4,1),(3,1),(2,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/003-emptyArray.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/003-emptyArray.schema
new file mode 100644
index 0000000..a1799ff
--- /dev/null
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/003-emptyArray.schema
@@ -0,0 +1,7 @@
+root
+|-- a: array <level: 1>
+|    |-- item: object <level: 2>
+|    |    |-- b: bigint <level: 3, index: 0>
+|    |    |    |-- Def size: 12 [(3,2),(2,1),(1,1),(0,1),(1,1),(0,1),(3,2),(2,1),(1,1),(0,1)]
+|    |    |-- c: bigint <level: 3, index: 1>
+|    |    |    |-- Def size: 12 [(2,2),(3,1),(1,1),(0,1),(1,1),(0,1),(2,2),(3,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/202-unionPrimitiveArray.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/202-unionPrimitiveArray.schema
index 3d20dbc..d3edf89 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/202-unionPrimitiveArray.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/202-unionPrimitiveArray.schema
@@ -5,6 +5,6 @@
 |    |-- array: array <level: 1>
 |    |    |-- item: object <level: 2>
 |    |    |    |-- b: bigint <level: 3, index: 1>
-|    |    |    |    |-- Def size: 10 [(0,1),(3,3),(0,2),(3,3),(0,1)]
+|    |    |    |    |-- Def size: 12 [(0,1),(3,3),(1,1),(0,2),(3,3),(1,1),(0,1)]
 |    |    |    |-- c: bigint <level: 3, index: 2>
-|    |    |    |    |-- Def size: 10 [(0,1),(2,3),(0,2),(3,3),(0,1)]
+|    |    |    |    |-- Def size: 12 [(0,1),(2,3),(1,1),(0,2),(3,3),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/203-unionNestedNested.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/203-unionNestedNested.schema
index c1f48cb..54a93ba 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/203-unionNestedNested.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/203-unionNestedNested.schema
@@ -3,9 +3,9 @@
 |    |-- array: array <level: 1>
 |    |    |-- item: object <level: 2>
 |    |    |    |-- b: bigint <level: 3, index: 1>
-|    |    |    |    |-- Def size: 10 [(0,1),(3,3),(0,2),(3,3),(0,1)]
+|    |    |    |    |-- Def size: 12 [(0,1),(3,3),(1,1),(0,2),(3,3),(1,1),(0,1)]
 |    |    |    |-- c: bigint <level: 3, index: 2>
-|    |    |    |    |-- Def size: 10 [(0,1),(2,3),(0,2),(3,3),(0,1)]
+|    |    |    |    |-- Def size: 12 [(0,1),(2,3),(1,1),(0,2),(3,3),(1,1),(0,1)]
 |    |-- object: object <level: 1>
 |    |    |-- b: bigint <level: 2, index: 0>
 |    |    |    |-- Def size: 4 [(2,1),(0,1),(2,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/204-unionArrayPrimitiveItems.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/204-unionArrayPrimitiveItems.schema
index c820a7e..5f27ea8 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/204-unionArrayPrimitiveItems.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/204-unionArrayPrimitiveItems.schema
@@ -2,10 +2,10 @@
 |-- a: array <level: 1>
 |    |-- item: union <level: 2>
 |    |    |-- bigint: bigint <level: 2, index: 0>
-|    |    |    |-- Def size: 13 [(2,1),(0,1),(1,1),(0,1),(1,1),(0,1),(1,1),(0,1),(2,1),(1,3),(0,1)]
+|    |    |    |-- Def size: 18 [(2,1),(1,1),(0,1),(1,2),(0,1),(1,2),(0,1),(1,2),(0,1),(2,1),(1,4),(0,1)]
 |    |    |-- double: double <level: 2, index: 3>
-|    |    |    |-- Def size: 13 [(1,1),(0,1),(1,1),(0,1),(1,1),(0,1),(2,1),(0,1),(1,3),(2,1),(0,1)]
+|    |    |    |-- Def size: 18 [(1,2),(0,1),(1,2),(0,1),(1,2),(0,1),(2,1),(1,1),(0,1),(1,3),(2,1),(1,1),(0,1)]
 |    |    |-- string: string <level: 2, index: 1>
-|    |    |    |-- Def size: 13 [(1,1),(0,1),(2,1),(0,1),(1,1),(0,1),(1,1),(0,1),(1,1),(2,1),(1,2),(0,1)]
+|    |    |    |-- Def size: 18 [(1,2),(0,1),(2,1),(1,1),(0,1),(1,2),(0,1),(1,2),(0,1),(1,1),(2,1),(1,3),(0,1)]
 |    |    |-- boolean: boolean <level: 2, index: 2>
-|    |    |    |-- Def size: 13 [(1,1),(0,1),(1,1),(0,1),(2,1),(0,1),(1,1),(0,1),(1,2),(2,1),(1,1),(0,1)]
+|    |    |    |-- Def size: 18 [(1,2),(0,1),(1,2),(0,1),(2,1),(1,1),(0,1),(1,2),(0,1),(1,2),(2,1),(1,2),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/205-unionArrayPrimitiveObjectItems.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/205-unionArrayPrimitiveObjectItems.schema
index c4436cc..207ecc2 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/205-unionArrayPrimitiveObjectItems.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/205-unionArrayPrimitiveObjectItems.schema
@@ -2,13 +2,13 @@
 |-- a: array <level: 1>
 |    |-- item: union <level: 2>
 |    |    |-- bigint: bigint <level: 2, index: 0>
-|    |    |    |-- Def size: 14 [(2,1),(0,1),(1,1),(0,1),(1,1),(0,1),(1,1),(0,1),(2,1),(1,4),(0,1)]
+|    |    |    |-- Def size: 19 [(2,1),(1,1),(0,1),(1,2),(0,1),(1,2),(0,1),(1,2),(0,1),(2,1),(1,5),(0,1)]
 |    |    |-- boolean: boolean <level: 2, index: 2>
-|    |    |    |-- Def size: 14 [(1,1),(0,1),(1,1),(0,1),(2,1),(0,1),(1,1),(0,1),(1,2),(2,1),(1,2),(0,1)]
+|    |    |    |-- Def size: 19 [(1,2),(0,1),(1,2),(0,1),(2,1),(1,1),(0,1),(1,2),(0,1),(1,2),(2,1),(1,3),(0,1)]
 |    |    |-- object: object <level: 2>
 |    |    |    |-- a: bigint <level: 3, index: 1>
-|    |    |    |    |-- Def size: 14 [(1,1),(0,1),(3,1),(0,1),(1,1),(0,1),(2,1),(0,1),(1,1),(3,1),(1,1),(2,2),(0,1)]
+|    |    |    |    |-- Def size: 19 [(1,2),(0,1),(3,1),(1,1),(0,1),(1,2),(0,1),(2,1),(1,1),(0,1),(1,1),(3,1),(1,1),(2,2),(1,1),(0,1)]
 |    |    |    |-- b: bigint <level: 3, index: 3>
-|    |    |    |    |-- Def size: 14 [(1,1),(0,1),(2,1),(0,1),(1,1),(0,1),(3,1),(0,1),(1,1),(2,1),(1,1),(3,1),(2,1),(0,1)]
+|    |    |    |    |-- Def size: 19 [(1,2),(0,1),(2,1),(1,1),(0,1),(1,2),(0,1),(3,1),(1,1),(0,1),(1,1),(2,1),(1,1),(3,1),(2,1),(1,1),(0,1)]
 |    |    |    |-- c: bigint <level: 3, index: 4>
-|    |    |    |    |-- Def size: 14 [(1,1),(0,1),(2,1),(0,1),(1,1),(0,1),(2,1),(0,1),(1,1),(2,1),(1,1),(2,1),(3,1),(0,1)]
+|    |    |    |    |-- Def size: 19 [(1,2),(0,1),(2,1),(1,1),(0,1),(1,2),(0,1),(2,1),(1,1),(0,1),(1,1),(2,1),(1,1),(2,1),(3,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/206-unionArrayPrimitiveObjectArrayItems.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/206-unionArrayPrimitiveObjectArrayItems.schema
index 381f0f0..baef035 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/206-unionArrayPrimitiveObjectArrayItems.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/206-unionArrayPrimitiveObjectArrayItems.schema
@@ -2,19 +2,19 @@
 |-- a: array <level: 1>
 |    |-- item: union <level: 2>
 |    |    |-- bigint: bigint <level: 2, index: 0>
-|    |    |    |-- Def size: 14 [(2,1),(0,1),(1,1),(0,1),(1,1),(0,1),(1,1),(0,1),(2,1),(1,4),(0,1)]
+|    |    |    |-- Def size: 19 [(2,1),(1,1),(0,1),(1,2),(0,1),(1,2),(0,1),(1,2),(0,1),(2,1),(1,5),(0,1)]
 |    |    |-- boolean: boolean <level: 2, index: 2>
-|    |    |    |-- Def size: 14 [(1,1),(0,1),(1,1),(0,1),(2,1),(0,1),(1,1),(0,1),(1,2),(2,1),(1,2),(0,1)]
+|    |    |    |-- Def size: 19 [(1,2),(0,1),(1,2),(0,1),(2,1),(1,1),(0,1),(1,2),(0,1),(1,2),(2,1),(1,3),(0,1)]
 |    |    |-- array: array <level: 2>
 |    |    |    |-- item: object <level: 3>
 |    |    |    |    |-- a: bigint <level: 4, index: 1>
-|    |    |    |    |    |-- Def size: 17 [(1,1),(0,1),(4,1),(1,1),(0,1),(1,1),(0,1),(1,1),(0,1),(1,3),(3,1),(1,1),(3,1),(1,1),(0,1)]
+|    |    |    |    |    |-- Def size: 25 [(1,2),(0,1),(4,1),(2,1),(1,2),(0,1),(1,2),(0,1),(1,2),(0,1),(1,3),(3,1),(2,1),(1,1),(3,1),(2,1),(1,2),(0,1)]
 |    |    |    |    |-- b: bigint <level: 4, index: 5>
-|    |    |    |    |    |-- Def size: 17 [(1,1),(0,1),(3,1),(1,1),(0,1),(1,1),(0,1),(1,1),(0,1),(1,3),(4,1),(1,1),(3,1),(1,1),(0,1)]
+|    |    |    |    |    |-- Def size: 25 [(1,2),(0,1),(3,1),(2,1),(1,2),(0,1),(1,2),(0,1),(1,2),(0,1),(1,3),(4,1),(2,1),(1,1),(3,1),(2,1),(1,2),(0,1)]
 |    |    |    |    |-- c: bigint <level: 4, index: 6>
-|    |    |    |    |    |-- Def size: 17 [(1,1),(0,1),(3,1),(1,1),(0,1),(1,1),(0,1),(1,1),(0,1),(1,3),(3,1),(1,1),(4,1),(1,1),(0,1)]
+|    |    |    |    |    |-- Def size: 25 [(1,2),(0,1),(3,1),(2,1),(1,2),(0,1),(1,2),(0,1),(1,2),(0,1),(1,3),(3,1),(2,1),(1,1),(4,1),(2,1),(1,2),(0,1)]
 |    |    |-- object: object <level: 2>
 |    |    |    |-- b: bigint <level: 3, index: 3>
-|    |    |    |    |-- Def size: 14 [(1,1),(0,1),(1,1),(0,1),(1,1),(0,1),(3,1),(0,1),(1,1),(2,1),(1,3),(0,1)]
+|    |    |    |    |-- Def size: 19 [(1,2),(0,1),(1,2),(0,1),(1,2),(0,1),(3,1),(1,1),(0,1),(1,1),(2,1),(1,4),(0,1)]
 |    |    |    |-- a: bigint <level: 3, index: 4>
-|    |    |    |    |-- Def size: 14 [(1,1),(0,1),(1,1),(0,1),(1,1),(0,1),(2,1),(0,1),(1,1),(3,1),(1,3),(0,1)]
+|    |    |    |    |-- Def size: 19 [(1,2),(0,1),(1,2),(0,1),(1,2),(0,1),(2,1),(1,1),(0,1),(1,1),(3,1),(1,4),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/207-unionArrayNullItems0.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/207-unionArrayNullItems0.schema
index 714b674..e569777 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/207-unionArrayNullItems0.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/207-unionArrayNullItems0.schema
@@ -2,6 +2,6 @@
 |-- a: array <level: 1>
 |    |-- item: union <level: 2>
 |    |    |-- bigint: bigint <level: 2, index: 0>
-|    |    |    |-- Def size: 6 [(5,1),(0,1),(2,1),(0,1),(1,1),(0,1)]
+|    |    |    |-- Def size: 9 [(5,1),(1,1),(0,1),(2,1),(1,1),(0,1),(1,2),(0,1)]
 |    |    |-- string: string <level: 2, index: 1>
-|    |    |    |-- Def size: 6 [(1,1),(0,1),(1,1),(0,1),(2,1),(0,1)]
+|    |    |    |-- Def size: 9 [(1,2),(0,1),(1,2),(0,1),(2,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/208-unionArrayNullItems1.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/208-unionArrayNullItems1.schema
index 1180641..2829896 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/208-unionArrayNullItems1.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/208-unionArrayNullItems1.schema
@@ -2,6 +2,6 @@
 |-- a: array <level: 1>
 |    |-- item: union <level: 2>
 |    |    |-- bigint: bigint <level: 2, index: 0>
-|    |    |    |-- Def size: 6 [(2,1),(0,1),(5,1),(0,1),(1,1),(0,1)]
+|    |    |    |-- Def size: 9 [(2,1),(1,1),(0,1),(5,1),(1,1),(0,1),(1,2),(0,1)]
 |    |    |-- string: string <level: 2, index: 1>
-|    |    |    |-- Def size: 6 [(1,1),(0,1),(1,1),(0,1),(2,1),(0,1)]
+|    |    |    |-- Def size: 9 [(1,2),(0,1),(1,2),(0,1),(2,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/209-unionArrayNullItems2.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/209-unionArrayNullItems2.schema
index 8764067..c0c1e97 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/209-unionArrayNullItems2.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/209-unionArrayNullItems2.schema
@@ -2,6 +2,6 @@
 |-- a: array <level: 1>
 |    |-- item: union <level: 2>
 |    |    |-- bigint: bigint <level: 2, index: 0>
-|    |    |    |-- Def size: 12 [(2,1),(1,1),(5,1),(0,1),(2,1),(5,1),(1,1),(0,1),(5,1),(2,1),(1,1),(0,1)]
+|    |    |    |-- Def size: 15 [(2,1),(1,1),(5,1),(1,1),(0,1),(2,1),(5,1),(1,2),(0,1),(5,1),(2,1),(1,2),(0,1)]
 |    |    |-- string: string <level: 2, index: 1>
-|    |    |    |-- Def size: 12 [(1,1),(2,1),(1,1),(0,1),(1,2),(2,1),(0,1),(1,2),(2,1),(0,1)]
+|    |    |    |-- Def size: 15 [(1,1),(2,1),(1,2),(0,1),(1,2),(2,1),(1,1),(0,1),(1,2),(2,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/210-unionArrayNullItems3.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/210-unionArrayNullItems3.schema
index 68be4a0..c7c5675 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/210-unionArrayNullItems3.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/210-unionArrayNullItems3.schema
@@ -2,6 +2,6 @@
 |-- a: array <level: 1>
 |    |-- item: union <level: 2>
 |    |    |-- bigint: bigint <level: 2, index: 0>
-|    |    |    |-- Def size: 4 [(2,1),(5,1),(1,1),(0,1)]
+|    |    |    |-- Def size: 5 [(2,1),(5,1),(1,2),(0,1)]
 |    |    |-- string: string <level: 2, index: 1>
-|    |    |    |-- Def size: 4 [(1,2),(2,1),(0,1)]
+|    |    |    |-- Def size: 5 [(1,2),(2,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/320-null-array0.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/320-null-array0.schema
index f3d7014..d4334a6 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/320-null-array0.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/320-null-array0.schema
@@ -1,4 +1,4 @@
 root
 |-- a: array <level: 1>
 |    |-- item: bigint <level: 2, index: 0>
-|    |    |-- Def size: 9 [(5,1),(0,1),(4,1),(2,1),(0,1),(2,1),(5,1),(2,1),(0,1)]
+|    |    |-- Def size: 12 [(5,1),(1,1),(0,1),(4,1),(2,1),(1,1),(0,1),(2,1),(5,1),(2,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/321-null-array1.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/321-null-array1.schema
index f3d7014..d4334a6 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/321-null-array1.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/321-null-array1.schema
@@ -1,4 +1,4 @@
 root
 |-- a: array <level: 1>
 |    |-- item: bigint <level: 2, index: 0>
-|    |    |-- Def size: 9 [(5,1),(0,1),(4,1),(2,1),(0,1),(2,1),(5,1),(2,1),(0,1)]
+|    |    |-- Def size: 12 [(5,1),(1,1),(0,1),(4,1),(2,1),(1,1),(0,1),(2,1),(5,1),(2,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/322-null-array2.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/322-null-array2.schema
index 0a9474b..ae3fd8c 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/322-null-array2.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/322-null-array2.schema
@@ -1,4 +1,4 @@
 root
 |-- a: array <level: 1>
 |    |-- item: bigint <level: 2, index: 0>
-|    |    |-- Def size: 9 [(4,1),(5,1),(0,1),(2,1),(0,1),(2,1),(5,1),(2,1),(0,1)]
+|    |    |-- Def size: 12 [(4,1),(5,1),(1,1),(0,1),(2,1),(1,1),(0,1),(2,1),(5,1),(2,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/323-null-array3.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/323-null-array3.schema
index 55c8470..2444bc0 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/323-null-array3.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/323-null-array3.schema
@@ -1,4 +1,4 @@
 root
 |-- a: array <level: 1>
 |    |-- item: bigint <level: 2, index: 0>
-|    |    |-- Def size: 13 [(5,1),(2,1),(5,1),(0,1),(5,1),(0,1),(5,2),(0,1),(2,1),(5,1),(2,1),(0,1)]
+|    |    |-- Def size: 17 [(5,1),(2,1),(5,1),(1,1),(0,1),(5,1),(1,1),(0,1),(5,2),(1,1),(0,1),(2,1),(5,1),(2,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/324-null-array4.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/324-null-array4.schema
index 73067faf..86e0133 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/324-null-array4.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/324-null-array4.schema
@@ -1,4 +1,4 @@
 root
 |-- a: array <level: 1>
 |    |-- item: bigint <level: 2, index: 0>
-|    |    |-- Def size: 11 [(2,1),(0,1),(5,1),(0,1),(5,2),(0,1),(2,1),(5,1),(2,1),(0,1)]
+|    |    |-- Def size: 15 [(2,1),(1,1),(0,1),(5,1),(1,1),(0,1),(5,2),(1,1),(0,1),(2,1),(5,1),(2,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/325-null-array5.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/325-null-array5.schema
index 86a4525..23a5365 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/325-null-array5.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/325-null-array5.schema
@@ -2,6 +2,6 @@
 |-- a: array <level: 1>
 |    |-- item: object <level: 2>
 |    |    |-- a: bigint <level: 3, index: 0>
-|    |    |    |-- Def size: 9 [(3,1),(0,1),(4,1),(5,1),(0,1),(6,1),(5,1),(3,1),(0,1)]
+|    |    |    |-- Def size: 12 [(3,1),(1,1),(0,1),(4,1),(5,1),(1,1),(0,1),(6,1),(5,1),(3,1),(1,1),(0,1)]
 |    |    |-- b: bigint <level: 3, index: 1>
-|    |    |    |-- Def size: 9 [(2,1),(0,1),(4,1),(5,1),(0,1),(3,1),(5,1),(6,1),(0,1)]
+|    |    |    |-- Def size: 12 [(2,1),(1,1),(0,1),(4,1),(5,1),(1,1),(0,1),(3,1),(5,1),(6,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/326-null-array6.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/326-null-array6.schema
index 552a989..3b3cd4a 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/326-null-array6.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/326-null-array6.schema
@@ -2,6 +2,6 @@
 |-- a: array <level: 1>
 |    |-- item: object <level: 2>
 |    |    |-- a: bigint <level: 3, index: 0>
-|    |    |    |-- Def size: 9 [(4,1),(5,1),(0,1),(3,1),(0,1),(6,1),(5,1),(3,1),(0,1)]
+|    |    |    |-- Def size: 12 [(4,1),(5,1),(1,1),(0,1),(3,1),(1,1),(0,1),(6,1),(5,1),(3,1),(1,1),(0,1)]
 |    |    |-- b: bigint <level: 3, index: 1>
-|    |    |    |-- Def size: 9 [(4,1),(5,1),(0,1),(2,1),(0,1),(3,1),(5,1),(6,1),(0,1)]
+|    |    |    |-- Def size: 12 [(4,1),(5,1),(1,1),(0,1),(2,1),(1,1),(0,1),(3,1),(5,1),(6,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/327-null-array7.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/327-null-array7.schema
index 611a537..447b24b 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/327-null-array7.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/327-null-array7.schema
@@ -2,6 +2,6 @@
 |-- a: array <level: 1>
 |    |-- item: object <level: 2>
 |    |    |-- b: bigint <level: 3, index: 0>
-|    |    |    |-- Def size: 9 [(3,1),(5,1),(6,1),(0,1),(4,1),(5,1),(0,1),(2,1),(0,1)]
+|    |    |    |-- Def size: 12 [(3,1),(5,1),(6,1),(1,1),(0,1),(4,1),(5,1),(1,1),(0,1),(2,1),(1,1),(0,1)]
 |    |    |-- c: bigint <level: 3, index: 1>
-|    |    |    |-- Def size: 9 [(6,1),(5,1),(3,1),(0,1),(4,1),(5,1),(0,1),(3,1),(0,1)]
+|    |    |    |-- Def size: 12 [(6,1),(5,1),(3,1),(1,1),(0,1),(4,1),(5,1),(1,1),(0,1),(3,1),(1,1),(0,1)]
diff --git a/asterixdb/asterix-column/src/test/resources/result/transformer/900-dummy-tweet.schema b/asterixdb/asterix-column/src/test/resources/result/transformer/900-dummy-tweet.schema
index c7c60db..d9324f6 100644
--- a/asterixdb/asterix-column/src/test/resources/result/transformer/900-dummy-tweet.schema
+++ b/asterixdb/asterix-column/src/test/resources/result/transformer/900-dummy-tweet.schema
@@ -2,7 +2,7 @@
 |-- coordinates: object <level: 1>
 |    |-- coordinates: array <level: 2>
 |    |    |-- item: double <level: 3, index: 0>
-|    |    |    |-- Def size: 4 [(3,1),(1,1),(3,1),(1,1)]
+|    |    |    |-- Def size: 6 [(3,1),(2,1),(1,1),(3,1),(2,1),(1,1)]
 |    |-- type: string <level: 2, index: 1>
 |    |    |-- Def size: 2 [(2,2)]
 |-- created_at: string <level: 1, index: 2>
@@ -11,27 +11,27 @@
 |    |-- urls: array <level: 2>
 |    |    |-- item: object <level: 3>
 |    |    |    |-- display_url: string <level: 4, index: 3>
-|    |    |    |    |-- Def size: 3 [(4,1),(1,1),(0,1)]
+|    |    |    |    |-- Def size: 4 [(4,1),(2,1),(1,1),(0,1)]
 |    |    |    |-- expanded_url: string <level: 4, index: 4>
-|    |    |    |    |-- Def size: 3 [(4,1),(1,1),(0,1)]
+|    |    |    |    |-- Def size: 4 [(4,1),(2,1),(1,1),(0,1)]
 |    |    |    |-- indices: array <level: 4>
 |    |    |    |    |-- item: bigint <level: 5, index: 5>
-|    |    |    |    |    |-- Def size: 4 [(5,1),(3,1),(1,1),(0,1)]
+|    |    |    |    |    |-- Def size: 6 [(5,1),(4,1),(3,1),(2,1),(1,1),(0,1)]
 |    |    |    |-- url: string <level: 4, index: 6>
-|    |    |    |    |-- Def size: 3 [(4,1),(1,1),(0,1)]
+|    |    |    |    |-- Def size: 4 [(4,1),(2,1),(1,1),(0,1)]
 |    |-- user_mentions: array <level: 2>
 |    |    |-- item: object <level: 3>
 |    |    |    |-- id: bigint <level: 4, index: 7>
-|    |    |    |    |-- Def size: 3 [(4,1),(1,1),(0,1)]
+|    |    |    |    |-- Def size: 4 [(4,1),(2,1),(1,1),(0,1)]
 |    |    |    |-- id_str: string <level: 4, index: 8>
-|    |    |    |    |-- Def size: 3 [(4,1),(1,1),(0,1)]
+|    |    |    |    |-- Def size: 4 [(4,1),(2,1),(1,1),(0,1)]
 |    |    |    |-- indices: array <level: 4>
 |    |    |    |    |-- item: bigint <level: 5, index: 9>
-|    |    |    |    |    |-- Def size: 4 [(5,1),(3,1),(1,1),(0,1)]
+|    |    |    |    |    |-- Def size: 6 [(5,1),(4,1),(3,1),(2,1),(1,1),(0,1)]
 |    |    |    |-- name: string <level: 4, index: 10>
-|    |    |    |    |-- Def size: 3 [(4,1),(1,1),(0,1)]
+|    |    |    |    |-- Def size: 4 [(4,1),(2,1),(1,1),(0,1)]
 |    |    |    |-- screen_name: string <level: 4, index: 11>
-|    |    |    |    |-- Def size: 3 [(4,1),(1,1),(0,1)]
+|    |    |    |    |-- Def size: 4 [(4,1),(2,1),(1,1),(0,1)]
 |-- favorite_count: bigint <level: 1, index: 12>
 |    |-- Def size: 2 [(1,2)]
 |-- favorited: boolean <level: 1, index: 13>
@@ -41,7 +41,7 @@
 |-- geo: object <level: 1>
 |    |-- coordinates: array <level: 2>
 |    |    |-- item: double <level: 3, index: 15>
-|    |    |    |-- Def size: 4 [(3,1),(1,1),(3,1),(1,1)]
+|    |    |    |-- Def size: 6 [(3,1),(2,1),(1,1),(3,1),(2,1),(1,1)]
 |    |-- type: string <level: 2, index: 16>
 |    |    |-- Def size: 2 [(2,2)]
 |-- id: string <level: 1, index: 17>
@@ -68,7 +68,7 @@
 |    |    |    |-- item: array <level: 4>
 |    |    |    |    |-- item: array <level: 5>
 |    |    |    |    |    |-- item: double <level: 6, index: 26>
-|    |    |    |    |    |    |-- Def size: 8 [(6,1),(4,1),(3,1),(2,1),(6,1),(4,1),(3,1),(2,1)]
+|    |    |    |    |    |    |-- Def size: 14 [(6,1),(5,1),(4,2),(3,2),(2,1),(6,1),(5,1),(4,2),(3,2),(2,1)]
 |    |    |-- type: string <level: 3, index: 27>
 |    |    |    |-- Def size: 2 [(3,2)]
 |    |-- country: string <level: 2, index: 28>
@@ -94,16 +94,16 @@
 |    |    |-- user_mentions: array <level: 3>
 |    |    |    |-- item: object <level: 4>
 |    |    |    |    |-- id: bigint <level: 5, index: 37>
-|    |    |    |    |    |-- Def size: 4 [(5,1),(2,1),(5,1),(2,1)]
+|    |    |    |    |    |-- Def size: 6 [(5,1),(3,1),(2,1),(5,1),(3,1),(2,1)]
 |    |    |    |    |-- id_str: string <level: 5, index: 38>
-|    |    |    |    |    |-- Def size: 4 [(5,1),(2,1),(5,1),(2,1)]
+|    |    |    |    |    |-- Def size: 6 [(5,1),(3,1),(2,1),(5,1),(3,1),(2,1)]
 |    |    |    |    |-- indices: array <level: 5>
 |    |    |    |    |    |-- item: bigint <level: 6, index: 39>
-|    |    |    |    |    |    |-- Def size: 6 [(6,1),(4,1),(2,1),(6,1),(4,1),(2,1)]
+|    |    |    |    |    |    |-- Def size: 10 [(6,1),(5,1),(4,1),(3,1),(2,1),(6,1),(5,1),(4,1),(3,1),(2,1)]
 |    |    |    |    |-- name: string <level: 5, index: 40>
-|    |    |    |    |    |-- Def size: 4 [(5,1),(2,1),(5,1),(2,1)]
+|    |    |    |    |    |-- Def size: 6 [(5,1),(3,1),(2,1),(5,1),(3,1),(2,1)]
 |    |    |    |    |-- screen_name: string <level: 5, index: 41>
-|    |    |    |    |    |-- Def size: 4 [(5,1),(2,1),(5,1),(2,1)]
+|    |    |    |    |    |-- Def size: 6 [(5,1),(3,1),(2,1),(5,1),(3,1),(2,1)]
 |    |-- favorite_count: bigint <level: 2, index: 42>
 |    |    |-- Def size: 2 [(2,2)]
 |    |-- favorited: boolean <level: 2, index: 43>