 7 | for ordering that is visible as persistent state and maintained by the application. The OrderBy ... a column that is used to maintain the persistent order of a list. The persistence provider is responsible for maintaining the order upon retrieval and in the database. The persistence provider |
7 | 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 |
7 | , 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 |
7 | 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 |
6 | 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 |
6 | When a collection of objects is retrieved by ObjectDB (e.g. by a query) ordinary referenced objects ... . However, inverse (mapped by) references that have to be loaded eagerly currently do not participate ... a separate client-server round trip. Future versions of ObjectDB should load eager mapped by (inverse |
6 | .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 |
6 | 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 |
6 | .
Caused by: com.objectdb.o.UserException: Connection is closed
at com.objectdb.o.MSG.d(MSG.java ... :160)
... 39 more
Caused by: java.io.EOFException
at com.objectdb.o.NTS.z(NTS.java ... if your application might create EntityManager instances without closing them. By the way, following your report |
6 | .objectdb.Server.run(Server.java:107) at com.objectdb.Server.main(Server.java:66) Caused by: java.net ... .main(Server.java:66) Caused by: java.net.UnknownHostException: GhostRider: Name or service not known ... .run(Server.java:107) at com.objectdb.Server.main(Server.java:66) Caused by: java.net |