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ObjectDB Object Database Features

file size up to 128 TB (= 131,072 GB = 134,217,728 MB). Up to 2,147,483,648 entity classes per database file. Up to 2,147,483,648 indices per database file. Up to 9,223,372,036,854,775,808 entity ... entity object cache (per EntityManager). L2 shared entity data cache (per EntityManagerFactory
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Is it ok to put list or map of embeddable objects in entity ?

Hi, Is it ok to put list or map of embeddable objects in entity? I mean, for example : @Entity public class Entity_A {     (...)     @Embedded     List bList;     @Embedded ... entity. And what happens if I do operation like : entA.setBList(new ArrayList
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Package name for persisted entities

Hi, I have a question about package name and searching for entities. As for now we were using ... for both systems. After merging entities from two different projects, we get single jar with all entities. Unfortunately some of the names are the same for entities: - homplex.model.dbobject.Inspiration
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Updating Entities

with Entities not sending their updates to each other. I have two Entities in question at the moment: Employee and Paygrade. @Entity public class Employee { private String id; private String fName; private String lName; private Department dept; private Paygrade pay; ... } @Entity
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Method Invocation On All Entities

Deleting or changing a field of all the entities of some type is fairly easy, using the DELETE ... method on all persisted entities of some type? For instance, suppose every entity object should do some operations before it gets deleted, and at some point we want to delete all those entities
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"Attempt to lock a non entity object" error

and then doCancelEdit works fine. Second time I doEdit produces the error "Attempt to lock a non entity ... ------------------------------------------------------------- Attempt to lock a non entity object ... persistence context and detach all managed entity objects: ... Rolling back a transaction - either by
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Duplicate Entity class names causes Exception in Query

I have two Entities which have the same class name but reside in different packages ... of one of these entities. If I execute that query I get an exception;   Caused by: com.objectdb.o ... .... @Entity @NamedQueries({ @NamedQuery(name = "objdbTest.Singleton.getItem", query = "SELECT o
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Entity Update - Is the documentation up to date?

suggests should not work. First, I've been modifying managed entities from outside an active ... automatically. Second, I'm using an array of entities inside another entity, and setting the elements ... is always expected to be up to date with the last ObjectDB version. > First, I've been modifying managed entities
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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 ... .ArrayList and it contains multitple entities with an the same id.  the behavior we are seeing
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13

Items in list are doubled, when the entity class is not enhanced

Dear all, I have a problem with adding items (entities) into other entity list. When the classes are not enhanced, added items are doubled. Here is an example: @Entity public class Customer ... and setters } @Entity public class Item implements Serializable { private static