<many-to-one name="mydoc" column="doc" cascade="merge" access="field" not-null="true"/>
<!-- ProjectElement owner -->
- <many-to-one name="owner" column="owner" access="field" not-null="true" />
+ <many-to-one name="owner" column="owner" cascade="merge" access="field" not-null="true" />
<!-- char isnew -->
<property name="isnew" column="isnew" access="field" not-null="true" />