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3

java.lang.NullPointerException when using ORDER BY

== 0)) ORDER BY r.startDateTime DESC If we remove the ORDER BY part, the query completes OK ... : Caused by: java.lang.IllegalStateException: com.objectdb.o.InternalException: Unexpected internal ... more                                                                                           Caused by: com.objectdb.o.InternalException: Unexpected
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2

Mapped By Fetch is very Slow

Well ! I think i pointed out a HUGE performance issue with mapped-by attribute (yeah ... , go the MyEntity class and remove "mapped-by". You obtain 1 second max of query fetch. So my performance issue ... .ALL,mappedBy = "myEntity") // Test by adding / remove "mappedBy" public MyEntityChild getEntityChild
Forum
2

Strange behaviour with ORDER BY and IN

Hi, after trying out objectdb for a while now and being quite impressed by its speed and overall performance I noticed a strange behaviour where an ORDER BY - directive isn't executed as ... by a simple member (e.g. a String) being the Entity-ID and, at the same time, filter on this member
Manual
2

JPA Persistable Types

are represented in queries by entity names. By default, the entity name is the unqualified name ... explicitly by using the name attribute of the Entity annotation: @Entity(name="MyName") public ... superclasses are treated by ObjectDB as ordinary entity classes. Mapped superclasses are really
Result
2

Eclipse Public License - v 1.0

additions to the Program originate from and are distributed by that particular Contributor. A Contribution 'originates' from a Contributor if it was added to the Program by such Contributor itself or ... entity that distributes the Program. "Licensed Patents" mean patent claims licensable by
Manual
2

JPA / JDO Class Enhancer

ObjectDB Enhancer is a post compilation tool that improves performance by modifying the byte code ... (and actually required by JPA but not enforced by ObjectDB) to avoid accessing persistent fields ... . by using the get and set methods). If you follow this practice only user defined persistable
Issue
2

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
2

ORDER BY problem, when String starts with language specific character

Dear all, I have a problem with ORDER BY clause. I have a simple query: select u from User u order by u.name When the name starts with "normal/english" character, records are ordered correctly ... to JPQL and JDOQL) you can use the Normalizer expression directly in the query ORDER BY clause
Forum
2

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
Forum
2

Should derived fields of an EmbeddedId be manually maintained by app code?

, of type ECompoundKeyMapItem, identified by their "key" within the EContainer class. The items ... "ECompoundKeyMapSubItem", identified by their keys. The embeddedId for the item class, ECompoundKeyMapItemId ... = parent; } [ObjectDB 2.3.0_01] Unexpected exception (Error 990) Generated by Java HotSpot(TM