@Entity
@Table(name = "SOMETABLE")
@AccessType("field")
public class SomeEntity implements java.io.Serializable {

@Entity
@Table(name = "SOMETABLE")
@AccessType("field")
@Inheritance(strategy = InheritanceType.SINGLE_TABLE)
@DiscriminatorColumn(name = "DISCRIMINATOR", discriminatorType = DiscriminatorType.STRING, length = 20)
@DiscriminatorValue(value = "Some")
public class SomeEntity implements java.io.Serializable {

@Entity
@DiscriminatorValue(value = "SomeOther")
public class SomeOtherEntity extends SomeEntity {

@DiscriminatorColumn(name = "DISCRIMINATOR", discriminatorType = DiscriminatorType.STRING, columnDefinition = "varchar default 'SomeOther'" , length = 20)