orphan « Relationship « JPA Q&A

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  2. Relationship
  3. orphan




1. Orphans remain in database even with orphanRemoval=true on one-to-many relationship (JPA/Hibernate)    stackoverflow.com

@Entity
@Inheritance(strategy = InheritanceType.SINGLE_TABLE)
@Table(name = "company_policies")
@DiscriminatorColumn(name = "rule_name")
public abstract class AbstractPolicyRule implements Serializable {

  @Transient
  private static final long serialVersionUID = 1L;

  @Id
  @GeneratedValue
  private Long id;
 ...