<class table="ACT_RES_EMPLOY" name="ActResEmploy" discriminator-value="NOS">
<meta attribute="class-description" inherit="false">@hibernate.class table="ACT_RES_EMPLOY"</meta>
<!-- Not sure whether that will work (in combination with one-to-one relation at the bottom) -->
<id>
<column name="ACT_RES_IX" sql-type="long"/>
<column name="ACT_ID" sql-type="long"/>
<generator class="foreign">
<param name="property">actRes</param>
</generator>
</id>
<!-- Associations -->
<one-to-one name="actRes" class="ActRes" outer-join="auto" constrained="true" property-ref="ActResCompositeKey">
<meta attribute="field-description">@hibernate.one-to-one class="ActRes" outer-join="auto" constrained="true"</meta>
</one-to-one>
</class>
<class table="ACT_RES" name="ActRes" >
<meta attribute="class-description" inherit="false">@hibernate.class table="ACT_RES"</meta>
<id name="actResIx" type="long" column="ACT_RES_IX" length="15">
<meta attribute="field-description">@hibernate.id generator-class="GH4IdGenerator" type="long" column="ACT_RES_IX" length="15"</meta>
<generator class="GH4IdGenerator">
<param name="sequence">act_res_index_seq</param>
<param name="GH4IdType">Prefix</param>
</generator>
</id>
<properties name="ActResCompositeKey" unique="true" insert="false" update="false">
<property name="actResIx" type="java.lang.Long" column="ACT_RES_IX" length="15" insert="false" update="false">
<meta attribute="field-description">@hibernate.property column="ACT_RES_IX" length="15"</meta>
</property>
<property name="actId" type="java.lang.Long" column="ACT_ID" length="15" insert="false" update="false">
<meta attribute="field-description">@hibernate.property column="ACT_ID" length="15"</meta>
</property>
</properties>
<!-- Associations -->
<!-- derived association(s) for compound key -->
<!-- bi-directional many-to-one association to Act -->
<many-to-one name="act" class="Act" update="true" insert="true">
<meta attribute="field-description">@hibernate.many-to-one update="true" insert="true"</meta>
<meta attribute="field-description">@hibernate.column name="ACT_ID"</meta>
<column name="ACT_ID" />
</many-to-one>
<!-- end of derived association(s) -->
<!-- bi-directional one-to-one association to ActResEmploy -->
<one-to-one name="actResEmploy" class="ActResEmploy" outer-join="auto" property-ref="ActResCompositeKey">
<meta attribute="field-description">@hibernate.one-to-one outer-join="auto"</meta>
</one-to-one>
</class>
What am I supposed to do? Is it possible at all to use a composite property as foreign identifier? I haven't found anything explicit about that, but also no examples...
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