<DataSource
    ID="supplyCategory"
    serverType="sql"
    tableName="supplyCategory"
    testFileName="/examples/shared/ds/test_data/supplyCategory.data.xml"
>
    <fields>

        <field name="categoryName"  title="Item"   type="text"  length="128"
               required="true"
               primaryKey="true" />

        <field name="parentID"  hidden="true"  type="text"
               required="true"
               foreignKey="supplyCategory.categoryName"
               rootValue="root" />

    </fields>
</DataSource>
