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Removing an element from an @OneToMany doesn't work

Hello. I have a Parent and Child entities. // in the parent @OneToMany(mappedBy = "parent", fetch = FetchType.EAGER, cascade = CascadeType.ALL) private List<Child> children; // in the child @ManyToOne private Parent parent; Somewhere I do this: parent.getChildren().remove(0

Help understanding Entity behavior with JPA

Hi Support, We have a entity with an @Id entity which we then put into a list and store in an different entity inside a field defined as: @OneToOne(orphanRemoval=true, cascade=CascadeType.ALL, fetch=FetchType.EAGER) private Object payload; the list that we put in the 'payload' is an java.util

Relationships and tracking changes

= GenerationType.AUTO) private Long id; @OneToMany (fetch=FetchType.LAZY,cascade=CascadeType.ALL, mappedBy

Attempt to refresh a non managed entity object (error 635)

David Moshal This error message indicates invoking refresh (explicitly or implicitly by cascading

The server cannot start in CentOS

>   <enhancement agent="true" reflection="warning" />   <cache ref="weak" level2="0" />   <cascade

The exception "Attempt to remove a detached entity object" have no information about the entity

Hello, the exception "Attempt to remove a detached entity object" have no information about the detached entity. It is very hard, especially if the involved entities uses cascading, to find the removed call for the detached entity. It would be very helpful if you can add a few information

Bidirectional OneToMany is slow on updated items

that can improve performance dramatically, is to avoid using mapped by collections: @OneToMany(cascade

ArrayIndexOutOfBoundsException on flush

: @OneToMany(orphanRemoval=true, cascade=CascadeType.ALL) private Map<String, TaskNode> _nodes; The TaskNode

ObjectDB 2.4.7

Fixed bugs in cascading merge and refresh. Fixed an internal java.lang.ArrayStoreException bug (com.objectdb.o.InvToOneLoadRequest). Fixed a regression bug (starting 2.4.4_13) in handling embeddable types. Fixed a performance regression (since 2.4.4_01) in query result retrieval. Added INFO level

ObjectDB 2.7.1

Fixed a critical bug that may cause database corruption (issue #1977). Improved error messages on entity operation exceptions. Fixed a NullPointerException on cascading persist throw an unloaded collection (issue #2049). Fixed the location of a temporary file for index update (issue #2050). Fixed

Getting Started

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Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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