<class name="com.mvb.uwdb.beans.orga.Employee" table="EMPLOYEE">
      <id name="id" column="ID" type="long">
         <generator class="native"></generator>
      </id>
      <one-to-one name="referenceSign" constrained="true" lazy="false" property-ref="employee" cascade="all"/>
</class>

<class name="com.mvb.uwdb.beans.orga.ReferenceSign" table="REFERENCESIGN">
      <meta attribute="dataTablespace">organisation</meta>   
      <meta attribute="indexTablespace">xorganisation</meta>   
      <meta attribute="protocol">yes</meta>
      <id name="id" column="ID" type="long">
         <generator class="native"></generator>
      </id>
      <property name="sign" column="SIGN" type="string" length="5" unique-key="uxREFERENCESIGN01" not-null="true"></property>
      <many-to-one name="employee" column="EMPLOYEE" class="com.mvb.uwdb.beans.orga.Employee" cascade="all" unique="true" unique-key="uxREFERENCESIGN02" foreign-key="fkEMPLOYEE01" not-null="true"></many-to-one>
      <property name="user" type="string" length="128">
         <column name="USER" default="USER" length="128" not-null="true"></column>
      </property>
      <property name="updated" type="calendar"  not-null="true" >
         <column name="UPDATED" default="CURRENT TIMESTAMP" ></column>
      </property>
   </class>