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Issue
11

spuriously objectdb objects have null references

from time to time we have in a multi threaded environment objects where all the references are null ... methods and protected them with synchronized like:   ... private static Object lockBegin = new Object(); public static void begin(EntityManager threadEntityManager){ synchronized(lockBegin
Forum
11

Storing Images and Object Pooling

it will be good if you make object pooling for every class.We dont know about your codes but i think it will be very good if you make object pool. You should be able to use ObjectDB successfully as an image database. ObjectDB includes many types of cache mechanisms, including object pooling. To use
Forum
11

Accessing objects to make them available after EntityManager close?!

Hi, I would like to get all the instances of an entity object. So I wrote a function which returns ... objects? Many thanks Closing the EntityManager changes the state of the managed object to detached, and in detached objects only fields that have already been loaded when the EntityManager
Issue
11

Cannot insert more than about 2^20 objects

Hi I have a DB with 4 entities and a total of 4 index. Once I reach 1048565 total objects in the whole DB, i am unable to insert more object, although i get NO error message nor exceptions. Doctor said Db is fine (see below) I notice that 1048565 objects + 4 entities + 4 ID indexes + 4
Forum
11

Delete object from collection versus delete from JPQL

relationship between the objects in memory and ObjectDB.  I know I can modify the objects and use ... objects? There are cases where the JPQL syntax is more expressive than operating on a collection ... bypass the EntityManager entity object management, and accordingly break the synchronization
Forum
11

em.flush(); em.clear(); loosing data and not persisting managed objects

objects to database. Sometimes it does other times it doesn't. Here is my Entity. import javax ... openDB since it directly supports JPA. Most of these tables map directly to Objects ... a SHA1 of that string and use it as the ID. This gives me a String object that is always a 40 digit
Forum
11

Is ObjectDB the only object database that supports JPA?

Other Object database doesn't support JPA?   JPA is designed as an API for Object Relational Mapping (ORM), so many JPA features cannot be supported by regular object databases. For example, user ... ), which are not supported by most object databases. ObjectDB does support these features.  Some object
Forum
11

Object belongs to another EntityManager - ERROR

[stderr] (http--10.23.3.98-8081-5) Failed to commit transaction: Object 'pbdmodel.impl.OrgJedinicaImpl ... .UserException: Object 'pbdmodel.impl.OrgJedinicaImpl#8' belongs to another EntityManager 10:29:15,072 ... --10.23.3.98-8081-5) Caused by: com.objectdb.o.UserException: Object 'pbdmodel.impl.OrgJedinicaImpl
Issue
11

Activation & Object Model Enhancement

We'd like to buy and use OEM Licenses. However, our object model gets enhanced at runtime (using JEnhancer directly) and not at compile time so we can not "sign" our object model at compile time ... to machines. OEM licenses are bound to the object model. Please suggest alternative binding
Forum
11

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

.IllegalArgumentException Attempt to refresh a non managed entity object (error 635) Nothing changed in my code ... entity object, i.e. a new entity object that has not been persisted yet, or a detached entity object (e ... , for example, managed, but objects surviving a rollback. Pretty sure that my configuration is not right. dmoshal