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JPA Doc
6

javax.persistence.OptimisticLockException

Interfaces: Serializable Thrown by the persistence provider when an optimistic locking conflict occurs ... can override it to return a cause set by some other means. This is appropriate for a "legacy chained ... of this throwable. Subclasses may override this method in order to produce a locale-specific message
JPA Doc
6

javax.persistence.NoResultException

: Serializable Thrown by the persistence provider when Query.getSingleResult() or TypedQuery.getSingleResult ... to override this method, a subclass can override it to return a cause set by some other means ... . Subclasses may override this method in order to produce a locale-specific message. For subclasses
JPA Doc
6

javax.persistence.RollbackException

: Serializable Thrown by the persistence provider when EntityTransaction.commit() fails. Since: JPA 1.0 ... a cause set by some other means. This is appropriate for a "legacy chained throwable" that predates ... a localized description of this throwable. Subclasses may override this method in order to produce
JPA Doc
6

javax.persistence.PessimisticLockException

Interfaces: Serializable Thrown by the persistence provider when an pessimistic locking conflict occurs ... , a subclass can override it to return a cause set by some other means. This is appropriate for a "legacy ... of this throwable. Subclasses may override this method in order to produce a locale-specific message
Issue
6

Blocked by find

, Object obj)" method which is synchronized and attempts to load an object by id using the EntityManager ... .ObjectDbInstanceContainer@9c71a4 owned by: DEV1-WSAgent-1-Existing/3 Total blocked: 190 Total waited: 69 ... : BLOCKED on com.objectdb.o.LKM@254e85f4 owned by: ODB-FileWriter Total blocked: 789 Total waited: 616
Forum
6

Suspected memleak caused by bad state of EntityManager

and using. We find a slow memleak in our application recently, and by trace of Entity construct and finalize, we found the problem is caused by bad state of EntityManager. After first throwing ... and retrieved by EntityManagerFactory, and the instances of Entity constructed by ObjectDB
Result
6

java.lang.RuntimeException

it to return a cause set by some other means. This is appropriate for a "legacy chained throwable ... a localized description of this throwable. Subclasses may override this method in order to produce ... access to the stack trace information printed by printStackTrace(). Provides programmatic access
Forum
6

Merge of entity classes with "mapped by" very slow

Hi, I have found a strange behavior when merging entities with "mapped by" set on @OneToMany ... - one with mapped by, second with adding entities list without "mapped by". The difference is huge event for such small objects - 2ms (without mapped by) vs ~50ms (with mapped by) Is there any chance
Forum
6

find repeated records by JPQL

.getResultList(JpaQuery.java:636) at image.cleanDB.main(cleanDB.java:19) Caused by: com.objectdb.o ... (QRR.java:197) at com.objectdb.jpa.JpaQuery.getResultList(JpaQuery.java:627) ... 1 more Caused by ... MySQL? TIA Subqueries are not support by ObjectDB yet - see this feature request. Getting
Forum
6

persistence.xml classes not respected by ObjectDB

have the old DB on my development machine. By adding class by class into ... DB, the DB that got added class by class, as development went by. Providing an example is a little ... unspecified classes. If there is a bug and it could be demonstrated by a sample application, we will look