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diff --git a/sca-java-1.x/tags/java-stable-20060304/das/rdb/src/test/java/org/apache/tuscany/das/rdb/test/CompoundKeyTests.java b/sca-java-1.x/tags/java-stable-20060304/das/rdb/src/test/java/org/apache/tuscany/das/rdb/test/CompoundKeyTests.java
new file mode 100644
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+++ b/sca-java-1.x/tags/java-stable-20060304/das/rdb/src/test/java/org/apache/tuscany/das/rdb/test/CompoundKeyTests.java
@@ -0,0 +1,113 @@
+/**
+ *
+ *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
+ *
+ *  Licensed 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.
+ */
+package org.apache.tuscany.das.rdb.test;
+
+import org.apache.tuscany.das.rdb.ApplyChangesCommand;
+import org.apache.tuscany.das.rdb.Command;
+import org.apache.tuscany.das.rdb.Key;
+import org.apache.tuscany.das.rdb.test.data.OrderDetailsData;
+import org.apache.tuscany.das.rdb.test.framework.DasTest;
+
+import commonj.sdo.DataObject;
+
+/**
+ * Tests for Compound Keys
+ */
+public class CompoundKeyTests extends DasTest {
+
+    protected void setUp() throws Exception {
+        super.setUp();
+
+        new OrderDetailsData(getAutoConnection()).refresh();
+    }
+
+    protected void tearDown() throws Exception {
+        super.tearDown();
+    }
+
+    public void testRead() throws Exception {
+
+        Command getOrderDetails = Command.FACTORY
+                .createCommand("Select * from ORDERDETAILS where ORDERID = :ORDERID AND PRODUCTID = :PRODUCTID");
+        getOrderDetails.setConnection(getConnection());
+
+        getOrderDetails.setParameterValue("ORDERID", new Integer(1));
+        getOrderDetails.setParameterValue("PRODUCTID", new Integer(1));
+
+        DataObject root = getOrderDetails.executeQuery();
+
+        DataObject orderDetail = (DataObject) root.get("ORDERDETAILS[1]");
+        assertEquals(1.1f, orderDetail.getFloat("PRICE"), 0.01);
+
+    }
+
+    public void testReadModifyWrite() throws Exception {
+
+        Command getOrderDetails = Command.FACTORY
+                .createCommand("Select * from ORDERDETAILS where ORDERID = 1 AND PRODUCTID = 1");
+        getOrderDetails.setConnection(getConnection());
+        DataObject root = getOrderDetails.executeQuery();
+
+        DataObject orderDetails = (DataObject) root.get("ORDERDETAILS[1]");
+        assertEquals(1.1f, orderDetails.getFloat("PRICE"), 0.01);
+
+        // Modify
+        orderDetails.setFloat("PRICE", 0f);
+
+        // Build apply changes command
+        ApplyChangesCommand apply = Command.FACTORY.createApplyChangesCommand();
+        apply.setConnection(getConnection());
+        // programatically add the only part of the mapping model needed for
+        // this simple case
+        apply.addPrimaryKey(new Key(new String[] { "ORDERDETAILS.ORDERID", "ORDERDETAILS.PRODUCTID" }));
+
+        // Write
+        apply.execute(root);
+
+        // Verify
+        orderDetails = root.getDataObject("ORDERDETAILS[1]");
+        assertEquals(0f, orderDetails.getFloat("PRICE"), 0.01);
+
+    }
+
+    public void testReadOrdersAndDetails() throws Exception {
+
+        Command read = Command.FACTORY
+                .createCommand("SELECT * FROM ANORDER LEFT JOIN ORDERDETAILS ON ANORDER.ID = ORDERDETAILS.ORDERID ORDER BY ANORDER.ID");
+        read.setConnection(getConnection());
+
+        Key pk = new Key("ANORDER.ID");
+        read.addPrimaryKey(pk);
+
+        
+        //TODO - When this is omitted, we fail with NPE.  Need a better error message
+        Key detailsPk = new Key(new String[] { "ORDERDETAILS.ORDERID", "ORDERDETAILS.PRODUCTID" });
+        read.addPrimaryKey(detailsPk);
+
+        Key fk = new Key("ORDERDETAILS.ORDERID");
+
+        read.addRelationship(pk, fk);
+
+        DataObject root = read.executeQuery();
+
+        DataObject firstOrder = root.getDataObject("ANORDER[1]");
+        assertEquals(1, firstOrder.getInt("ID"));
+        assertEquals(2, firstOrder.getList("ORDERDETAILS").size());
+
+    }
+
+}