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diff --git a/sca-java-1.x/tags/java-M1-final/java/das/rdb/src/main/java/org/apache/tuscany/das/rdb/ResultSetShape.java b/sca-java-1.x/tags/java-M1-final/java/das/rdb/src/main/java/org/apache/tuscany/das/rdb/ResultSetShape.java
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+++ b/sca-java-1.x/tags/java-M1-final/java/das/rdb/src/main/java/org/apache/tuscany/das/rdb/ResultSetShape.java
@@ -0,0 +1,96 @@
+/**
+ *
+ *  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;
+
+import java.sql.ResultSetMetaData;
+import java.sql.SQLException;
+
+import org.apache.tuscany.das.rdb.graphbuilder.schema.ResultSetTypeMap;
+
+import commonj.sdo.Type;
+
+/**
+ * Describes the structure of the result set returned from execution 
+ * of a SELECT statement.  This description is typcially not required since the 
+ * shape can be retreived from the JDBC ResultSetMetadata.  However, some platforms
+ * such as Oracle do not support fully suport ResultSetMedata.
+ * <p>
+ * There may also be a performance boost when using this interface.
+ * 
+ * 
+ */
+public class ResultSetShape {
+
+	private final String[] columns;
+	private final String[] tables;
+	private final Type[] types;	
+	
+	public ResultSetShape(String[] t, String[] c, Type[] dataTypes) {
+		this.columns = c;
+		this.tables = t;
+		this.types = dataTypes;	
+	}
+
+	public ResultSetShape(ResultSetMetaData metadata) throws SQLException {
+		columns = new String[metadata.getColumnCount()];
+		tables = new String[metadata.getColumnCount()];
+		types = new Type[metadata.getColumnCount()];	
+		
+		ResultSetTypeMap typeMap = ResultSetTypeMap.instance;
+		for (int i = 1; i <= metadata.getColumnCount(); i++) {
+			tables[i-1] = metadata.getTableName(i);
+			columns[i-1] = metadata.getColumnName(i);
+			types[i-1] = typeMap.getType(metadata.getColumnType(i), true);
+		}
+	}
+
+	public int getColumnCount() {
+		return columns.length;
+	}
+
+	public String getTableName(int i) {
+		return tables[i-1];
+	}
+	
+	public String getColumnName(int i) {
+		return columns[i-1];
+	}
+	
+	public Type getColumnType(int i) {
+		return types[i-1];
+	}
+	
+	
+	public String toString() {
+		StringBuffer result = new StringBuffer();
+		result.append(" column/table/type: ");
+		for (int i=0; i < columns.length; i++) {
+			result.append(columns[i]);
+			result.append('\t');
+			result.append(tables[i]);
+			result.append('\t');
+			if ( types[i] == null ) 
+				result.append("null");
+			else 
+				result.append(types[i].getName());			
+			result.append('\n');
+		}
+		
+		return result.toString();
+	}
+
+}