ObjectDB Database Search

object has not been stored yet in the database. If we change the code and add a flush operation ... ;     entityManager. flush ();         

are executed on flushed changes that have not been committed yet - this may indicate an ObjectDB ... would be very helpful. support Support Yes, the query was executed on flushed changes and I

was persisted. lwalkowski Lukasz Walkowski You may change the default flush mode: https://www.objectdb.com/java/jpa/query/setting# Flush _Mode_setFlushMode support Support Thanks, The part about performance in

and disable the L2 data cache. support Support What about calling em. flush (); em.clear ... ; I have done some test cases, and doing a em. flush (); em.clear(); after the query

Hi, I have one case where commit (update of entity in this case) is not taken in account unless database is actually closed and re-open, no error. I tried to use flush instead of close+re-open ... entities) I would like to know if i could try anything else that flush to replace the close+open

may be thrown at flush or commit time.) The right way to update an entity doesn't include invocation ... for existing entity in the database is only performed on commit or flush . support Support

one transaction and i want to reclaim memory after commit or even better after flush but  I can imagine that after flush method it could be problematic so i did sth like this  

field it doesn´t. I tried transaction. flush () in combination with transaction.refresh(entity ... ;    transaction. flush ();           

) at com.objectdb.o.OBM.bG(OBM.java:800) at com.objectdb.o.OBM. flush (OBM.java:735) at org.sportscoring

commit). Using EntityManager 's flush during the transaction. support Support

during commit or flush  and should indicate an attempt to persist a new entity object with a primary key

;  em. flush ();              em

to null. When saving the entity, I'm using merge and flush . The entity object is managed, so I think

results. I tried em. flush (), em.clear(), etc.. that do not work. Any idea? TIA gzdillon Lai Yang Maybe

whereas my ObjectDB database file isnt being created until the first EntityManager flush , so maybe

If transaction B started before transaction A committed, and it stored data using flush

pages (due to using UID primary key) will  take less space. Use flush during large

.getTransaction().commit(); em. flush (); em.close(); emf.close();       

volumes of " flush without commit" operations. Because this is a specialized, undocumented setting

: * How can i see the low level batch SQL operations before flushing the merge. So i

automatically when the object is retrieved (or refreshed) from the database after commit or flush

.createEntityManagerFactory("$objectdb/ flush .odb");         EntityManager em

",     personID)   .executeUpdate(); em2   . flush (); em2   .clear(); tr

Hi, I'm wondering if there is a way to have post-persisted, pre-committed, objects show up in queries? ie: the object has been persisted, but not yet committed. Dave   dmoshal David Moshal Yes, by setting the flush mode . support Support thanks, worked for me.   dmoshal David Moshal

issue with a simple solution (e.g. changing flush mode from commit to auto could solve

after flushing a removed modified entity object. Fixed a  NullPointerExeption on new index building . Fixed a NullPointerExeption on flush ( issue #1840 ). Fixed a bug in using temporary files in

condition of running a query in a transaction with uncommitted flushed updates, where these flushed updates

Added optional (experimental) support of using clients with different object model versions. Changed references to new flushed objects from ObjectDB to weak references. Cancelled an exception ... of connections specified in configuration. Fixed optimistic lock exception on removing of a flushed modified

:945) at com.objectdb.o.OBM.bH(OBM.java:818) at com.objectdb.o.OBM. flush (OBM.java:739) ... 1 ... size. In some situations (e.g. when using flush that is followed by other operations and then commit

is that currently we have no other chance then to cut transitions or flush or clear or close from ... /rollback/ flush /reconnect strategy but it would be definitely better to have such strategies

I have a test case (attached) which performs the following actions: Open a new transaction Create & persist a simple entity object, EntityManager is flushed , Transaction is not committed Count ... Remove the entity object, EntityManager is flushed & cleared, Transaction is not committed Count

you for this report. The stack trace indicates an unexpected condition at the end of a flush

.createEntityManager(EMF.java:176) at rbccm.felix.objectdb.workflow.ObjectDbInstanceContainer. flush (Unknown Source

Fixed issue #2964  part 2 (posts 15-...) - refresh after flush can fail.

during query execution on a flushed transaction, i.e. there are uncommitted changes in

is invoked, do you have an open transaction? Are there flushed but non committed changes to the database

#2750 ). Fixed an error on closing an  EntityManager  with non-comitted flushed transaction

Added an option to disable temporary file deletion . Added support of using entity classes with missing dependent types. Added support of composite indexes with components of different lengths . Fixed a bug in reflection mode in detecting changes after flush ( issue #1602 ). Fixed

thread has its own instance of EntityManager.  After 500 persists, the thread calls a flush

PersistenceUnitInfo. Fixed a bug in removing a modified flushed entity object.

after writing and flushing the transaction updates to the recovery file (the database file

Added memory only database mode. Added an option to cascade detachment to embedded objects . Added an option to disable reuse of database page objects . Improved release of query resources. Improved memory management in multi flush transactions. Extended detachment of embedded objects

connecting to a server. Fixed a  NullPointerException  during close ( issue 1531 ). Fixed refresh of a new managed entity object after flush .

. In reflection mode ObjectDB doesn't track anything until flush /commit and then it just compares

callback event rbccm.felix.framework.ApplicationException: Error flushing data container at rbccm

bugs in using flush . Fixed bugs in cascading merge. Fixed a multithreading deadlock bug . Fixed a bug

Added support for using ObjectDB with JBoss AS 6.0 / 6.1 . Fixed several bugs in handling eager fetch. Fixed a pessimistic locking bug . Fixed a bug in using primary key fields in queries. Fixed a bug in queries on deleted objects before commit / flush .

Improved compilation performance of OR queries with many elements. Fixed eager fetch of maps and nested embedded objects. Fixed a bug in removing a new flushed entity object before first commit ( issue #562 ). Fixed a NullPointerException in accessing inverse (mapped by) collection fields

Added support of entity classes with missing implemented interfaces in the Explorer. Added method com.objectdb.Utilities.newTrackable(em, cls) for improved performance. Added a temporary workaround for NullPointerException  on query after flush ( issue #1623 ). Improved title of query result

- { MyEntity myEntity = new MyEntity("test" + i); em.persist(myEntity); if(i % 5000 == 0) { em. flush (); em