Hi,
Specify the new column names using @AttributeOverride /
@AttributeOverrides annotations (or their corresponding XML):
> @Entity
> @Table(name="events_course")
> public class Course extends AbstractObject {
> // the inherited attribute 'id' from AbstractObject is named 'course_id' in
> // the table 'events_course'. How can I do that using annotations?
> }
@Entity
@Table(name="events_course")
@AttributeOverride(name="id", column="course_id")
public class Course extends AbstractObject {
...
}
> @MappingSuperclass
> public abstract class AbstractObject {
FTR, it's @MappedSuperclass, not @MappingSuperclass.
-Patrick
On 9/4/07, Christian Eugster <[EMAIL PROTECTED]> wrote:
> Hi Patrick,
>
> My Subclasses have only the 'id' and the 'version' field of the superclass in
> common, each has it own table and the tables primary key columns differ from
> each other. So the subclasses inherit all the id attribute from the
> superclass, but their corresponding column names differ.
>
> @MappingSuperclass
> public abstract class AbstractObject {
> @Id
> @GeneratedValue(strategy=GenerationType.IDENTITY)
> private Long id;
> }
>
> @Entity
> @Table(name="events_course")
> public class Course extends AbstractObject {
> // the inherited attribute 'id' from AbstractObject is named 'course_id' in
> // the table 'events_course'. How can I do that using annotations?
> }
>
> @Entity
> @Table(name="events_customer")
> public class Customer extends AbstractObject {
> // the inherited attribute 'id' from AbstractObject is named 'customer_id'
> // in the table 'events_customer'. How can I do that using annotations?
> }
>
> @Entity
> @Table(name="events_booking")
> public class Booking extends AbstractObject {
> // the inherited attribute 'id' from AbstractObject is named 'booking_id'
> // in the table 'events_booking'. How can I do that using annotations?
> }
>
> Thank you in advance!
>
> Christian
>
>
> --
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