Fast Object Database for Java - with JPA/JDO support

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Database Inconsistency or corruption

. ObjectValue ID:=100, TYPE:=Person, REVISION:=0, isPersisted:=true, LockMode:=PESSIMISTIC_WRITE ... :=100, TYPE:=Person, REVISION:=2, isPersisted:=true, LockMode:=PESSIMISTIC_WRITE]] ... Attribute ID

ObjectDB 2.2.4

Added support of JPA UPDATE and DELETE queries (issue #12). Added support of pessimistic lock timeout (javax.persistence.lock.timeout). Added implementation of the getParameters method. Added exception on pessimistic locking retrieval with no active transaction. Improved support of entity objects


Is it possible to change a LockTimeout for pessimistic lock? glaz Alexandr Kurucin Currently ObjectDB throws a LockTimeoutException immediately when a pessimistic lock cannot be granted. Future versions will support timeout setting. You may fill a feature request to increase the priority of this feature. support Support

InternalException during producer/consumer scenario

and LockMode set to PESSIMISTIC_WRITE. This results in the exceptions below. Could you advise on the errors

ObjectDB 2.3.2

) and then updated. Fixed retrieval with pessimistic lock to bypass cache and to force refresh.

ObjectDB 2.3.1

UnsupportedOperationException error message. Fixed a pessimistic lock timeout bug (issue #520). Fixed

ObjectDB 2 JDO Manual

. Its lack of true (before commit) pessimistic locking is something I miss, for example, and it to some

NPE at com.objectdb.jpa.JpaQuery.getResultList

(); } } longpat Brian O'Hare It seems as a separate issue. Maybe related to pessimistic locking

ObjectDB 2.2.8

(issues #365, #366, #368). Fixed a pessimistic locking deadlock (issue #342).

Threaded Test - Failed to commit transaction: Unexpected internal exception

");                 Point p = (Point)q.setMaxResults(1).setLockMode(                     LockModeType.PESSIMISTIC_WRITE

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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