WebAs explained in this article, you need to have both sides in sync as otherwise, you break the Domain Model relationship consistency, and the entity state transitions are not guaranteed to work unless both sides are properly synchronized. For this reason, the User entity defines the addArea and removeArea entity state synchronization methods. Web10 Dec 2010 · JPA:detached entity passed to persist. Caused by: org.hibernate.PersistentObjectException: detached entity passed to persist: …
PersistentObjectException: detached entity passed to persist
Web3 Apr 2012 · When doing an EntityManager.persist (myEntity), the entity is persisted only if its current state is "transient" (i.e. not yet persisted). We've got some problems while persisting objects for which Hibernate could not determine they are transient, so are sharing our experience here. Software used: Hibernate 3.3.1.GA. Web27 Feb 2024 · Conclusion. To persist an entity, you should use the JPA persist method. To copy the detached entity state, merge should be preferred. The update method is useful … spray render colours
GitHub - refactorizando-web/detach-entity: A Spring Boot …
Web25 Jul 2014 · Hibernate looks at the Entity you've passed in and assumes that because it has its PK populated that it is already in the database. save () and persist () do almost the same things with slightly different semantics . persist () is JPA compliant and save () is a carryover from the original Hibernate. WebA Spring Boot project to check the detach entity error - GitHub - refactorizando-web/detach-entity: A Spring Boot project to check the detach entity error Web8 Jul 2024 · However, persist operation is intended for brand new transient objects and it fails if id is already assigned. In your case you probably want to call saveOrUpdate instead of persist. You can find some discussion and references here "detached entity passed to persist error" with JPA/EJB code. Solution 2. This exists in @ManyToOne relation. spray rig