this is one part of my ejb-jar file :
<ejb-relation >
<ejb-relation-name> CourseOffering- MessageBoard-Relation
</ejb-relation-name>
<ejb-relationship-role >
<ejb-relationship-role-name>
relation-for-MessageBoard
</ejb-relationship-role-name>
Many
<cascade-delete/>
<relationship-role-source >
<ejb-name>MessageBoard</ejb-name>
</relationship-role-source>
<cmr-field >
<cmr-field-name>
courseOffering
</cmr-field-name>
</cmr-field>
</ejb-relationship-role>
</ejb-relation>
but in my mysql databse these tables havent cascade delete.
and in my application when i delete one entity cascading was not implied.
what can i do ?