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Connection is closed Caused by: java.io.EOFException

" /> <cascade-persist always="auto" on-persist="false" on-commit="true" /> <dirty-tracking arrays

LifeCycle Event with Embeddable classes

Hello, is there a way that lifecycle events like prepersist or preupdate are also fired for embeddable classes, not just for entities? My case looks as follows: @Entity public class Foo { @Id @GeneratedValue private Long id; private String description; @OneToMany(cascade

List always null

", cascade = CascadeType.PERSIST)     private List<Noticia> noticias; I'm trying to save an object

Problem on JPA Merge Entity.

Hello, I have a problem with the EntityManager.merge() function. I set a property value of an entity (statement) with an other entity (newSingleConstraint). newSingleValue is already persisted. I do this myself (no use of cascade because sometimes the newSingleValue is already in database

objectdb.conf Information

Hello, Is it possible to get detailed information on objectdb.conf client vs server? We do have an objectdb.conf for our client and one for our server instance. Now there're several questions: - Which config entries are relevant for the client and which one for the server? I.e. what about: <cascade

Unexpeted internal exception

", cascade = CascadeType.ALL) private ListProperty<GS_TablaCiudades> listaCiudades = new

Storing a tree of data (depth=3)

(cascade = CascadeType.MERGE) private Performer performer; /** rolen name of person in movie

PostUpdate on array changes

Given this config: <entities> <enhancement agent = "true" reflection = "error"/> <cache ref = "strong" level2 = "100m"/> <fetch hollow = "false"/> <persist serialization = "true"/> <cascade-persist always = "true" on-persist = "true" on-commit = "true"/> <dirty-tracking arrays

ObjectDB-2.6.9: Failed to commit transaction: Failed to set numeric value of field property Element.id using reflection

.persist(project); //rely on Cascade all on ownedElements. em.getTransaction().commit

each 1-2 days objects on some objectdb level lock/block each other

serialization="false" /> <cascade-persist always="auto" on-persist="false" on-commit="true

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

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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