diff --git a/asterix-app/src/test/resources/runtimets/queries/dml/create-drop-cltype.aql b/asterix-app/src/test/resources/runtimets/queries/dml/create-drop-cltype.aql
new file mode 100644
index 0000000..f6c6e91
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/dml/create-drop-cltype.aql
@@ -0,0 +1,40 @@
+/*
+ * Description  : Create and drop and recreate the same closed type, here type has optional fields.
+ *              : verify correctness by querying metadata.
+ * Date         : 11th Feb 2013
+ * Expected Res : Success
+ */
+
+drop dataverse test if exists;
+create dataverse test;
+use dataverse test;
+
+create type TestType as closed {
+id : int32,
+salary : double ?,
+name : string,
+durtn : duration ?,
+inter : interval,
+dt : date ?,
+tm : time,
+pt : point ?
+}
+
+drop type TestType;
+
+create type TestType as closed {
+id : int32,
+salary : double ?,
+name : string,
+durtn : duration ?,
+inter : interval,
+dt : date ?,
+tm : time,
+pt : point ?
+}
+
+write output to nc1:"rttest/dml_create-drop-cltype.adm";
+
+for $l in dataset('Metadata.Datatype')
+where $l.DatatypeName = 'TestType'
+return $l
diff --git a/asterix-app/src/test/resources/runtimets/queries/dml/create-drop-opntype.aql b/asterix-app/src/test/resources/runtimets/queries/dml/create-drop-opntype.aql
new file mode 100644
index 0000000..0ef6e93
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/dml/create-drop-opntype.aql
@@ -0,0 +1,40 @@
+/*
+ * Description  : Create and drop and recreate the same open type, here type has optional fields.
+ *              : verify correctness by querying metadata.
+ * Date         : 11th Feb 2013
+ * Expected Res : Success
+ */
+
+drop dataverse test if exists;
+create dataverse test;
+use dataverse test;
+
+create type TestType as open {
+id : int32,
+salary : double ?,
+name : string,
+durtn : duration ?,
+inter : interval,
+dt : date ?,
+tm : time,
+pt : point ?
+}
+
+drop type TestType;
+
+create type TestType as open {
+id : int32,
+salary : double ?,
+name : string,
+durtn : duration ?,
+inter : interval,
+dt : date ?,
+tm : time,
+pt : point ?
+}
+
+write output to nc1:"rttest/dml_create-drop-opntype.adm"; 
+
+for $l in dataset('Metadata.Datatype')
+where $l.DatatypeName = 'TestType'
+return $l
diff --git a/asterix-app/src/test/resources/runtimets/results/dml/create-drop-cltype.adm b/asterix-app/src/test/resources/runtimets/results/dml/create-drop-cltype.adm
new file mode 100644
index 0000000..e2f6676
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/results/dml/create-drop-cltype.adm
@@ -0,0 +1 @@
+{ "DataverseName": "test", "DatatypeName": "TestType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": false, "Fields": [ { "FieldName": "id", "FieldType": "int32" }, { "FieldName": "salary", "FieldType": "Field_salary_in_TestType" }, { "FieldName": "name", "FieldType": "string" }, { "FieldName": "durtn", "FieldType": "Field_durtn_in_TestType" }, { "FieldName": "inter", "FieldType": "interval" }, { "FieldName": "dt", "FieldType": "Field_dt_in_TestType" }, { "FieldName": "tm", "FieldType": "time" }, { "FieldName": "pt", "FieldType": "Field_pt_in_TestType" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Mon Feb 11 18:10:43 PST 2013" }
diff --git a/asterix-app/src/test/resources/runtimets/results/dml/create-drop-opntype.adm b/asterix-app/src/test/resources/runtimets/results/dml/create-drop-opntype.adm
new file mode 100644
index 0000000..8c0b451
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/results/dml/create-drop-opntype.adm
@@ -0,0 +1 @@
+{ "DataverseName": "test", "DatatypeName": "TestType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "id", "FieldType": "int32" }, { "FieldName": "salary", "FieldType": "Field_salary_in_TestType" }, { "FieldName": "name", "FieldType": "string" }, { "FieldName": "durtn", "FieldType": "Field_durtn_in_TestType" }, { "FieldName": "inter", "FieldType": "interval" }, { "FieldName": "dt", "FieldType": "Field_dt_in_TestType" }, { "FieldName": "tm", "FieldType": "time" }, { "FieldName": "pt", "FieldType": "Field_pt_in_TestType" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Mon Feb 11 18:12:10 PST 2013" }
diff --git a/asterix-app/src/test/resources/runtimets/testsuite.xml b/asterix-app/src/test/resources/runtimets/testsuite.xml
index e305220..6956e4b 100644
--- a/asterix-app/src/test/resources/runtimets/testsuite.xml
+++ b/asterix-app/src/test/resources/runtimets/testsuite.xml
@@ -759,6 +759,16 @@
       </compilation-unit>
     </test-case>
     <test-case FilePath="dml">
+      <compilation-unit name="create-drop-cltype">
+        <output-file compare="Text">create-drop-cltype.adm</output-file>
+      </compilation-unit>
+    </test-case>
+    <test-case FilePath="dml">
+      <compilation-unit name="create-drop-opntype">
+        <output-file compare="Text">create-drop-opntype.adm</output-file>
+      </compilation-unit>
+    </test-case>
+    <test-case FilePath="dml">
       <compilation-unit name="empty-load-with-index">
         <output-file compare="Text">empty-load-with-index.adm</output-file>
       </compilation-unit>