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18

Persist not working when ObjectDB and another db is used in the same application (through spring) with different tx managers

(through spring) with different tx managers, please find an example of this below. Any help is greatly ... ="entityManagerFactory" /> manager="txManager" /> managing transactions -->   manager="myTxManager" />
Forum
18

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

tracking management system called CMVC, since I don't have direct access to that database ... .CMVCSync.main(CMVCSync.java:61)   [2011-05-05 22:28:02 #132 query.manager] [2011-05-05 22:28:02 #138 query.manager]
Forum
18

Mysterious "Attempt to persist a reference to a non managed instance" error

.RollbackException Failed to commit transaction: Attempt to persist a reference to a non managed failing ... .UserException: Attempt to persist a reference to a non managed failing.Ostrich instance at com.objectdb.o ... a reference to a non managed failing.Ostrich instance at com.objectdb.o.MSG.d(MSG.java:61) at com
Forum
18

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 ... ) ? This error message indicates invoking refresh (explicitly or implicitly by cascading) on a non managed ... , for example, managed, but objects surviving a rollback. Pretty sure that my configuration is not right. dmoshal
Forum
18

2.7.3_03 Erroneous "Attempt to modify a primary key of a managed object"

key of a managed object", but my application is not trying to change the primary key.  (ObjectDB ... to modify a primary key of a managed object. Older versions missed some checks that were added recently ... "Attempt to modify a primary key of a managed object" So I assumed it was relevant to the thread
Forum
18

Embedding Managed Entities in Embedded Objects = bad idea

Discovered that you can't embed entities in embeddable objects if the entity is managed. Haven't tried embedding un-managed entities in embeddable objects, though I imagine that's not a great idea. The the error message isn't all that obvious (attempting to persist object which already has an id
Manual
18

Database Replication and Clustering

, the same database is managed on multiple machines (nodes), possibly in different geographic locations ... master-slave replication the master node manages the main (master) database, which supports Read / Write operations. The other (slave) nodes in the cluster manage identical copies of the same database
Result
18

ObjectDB Object Database Features

can manage databases of various sizes efficiently, ranging from kilobytes to terabytes. Platform ... Automatic connection pool managed by EntityManagerFactory. Configurable - minimum/maximum connections ... - easier to back up, transfer and manage. Single runtime JAR (including JPA/JDO) - no external
Forum
17

Cascading merge() leading to "Attempt to persist a reference to a non managed instance" error

.UserException: Attempt to persist a reference to a non managed ObjectDbCascadingMergeTest$Parent
Forum
17

Internal objectdb error when open a database or open an entity manager

we get following exception when we open a database or open an entity manager   Exception in thread "ODB IndexActivation" [ObjectDB 2.6.6_06] Unexpected exception (Error 990) Generated by Java HotSpot(TM) 64-Bit Server VM 1.8.0_51 (on Windows 7 6.1). Please report this error on http://www