About find

forum_thread

Left join fetch behaviour doesn't retrieve children?

Hello support, I'm a little bit confused about a left join fetch behaviour. In this test case, i try to fetch my 3 children using a left join fetch. But my collection is null after closing the em. It was expected to be fetched before closing the em, no ? In fact, that is the objective of the fetch purpose (i guess ?). ... for me, i give up. I have spent too many hours to find a test case and if i find it, it will be the third bug about the "join fetch" feature. 3 bugs ...

 
forum_thread

Using explorer with a live embedded db

I want to use ObjectDB explorer with a running embedded db. This issue:  http://www.objectdb.com/database/forum/617   shows a way to do it. I followed the instructions, but still received an error when trying to connect: "...database ... currently in use by another process" I used an explorer on the same machine, trying to connect in both embedded and client-server mode. I could connect when I stopped my program that embedded the db. ... on this manual page , regarding where ObjectDB tries to find the configuration. If you use ObjectDB in embedded mode, the ObjectDB server is irrelevant. Find the location of the objectdb.jar file that is in use by your application, ...

 
release

2.3.2

... id type when an entity object is retrieved using  find  with a PK of a different type (e.g. Integer instead of Long ... Fixed a bug in managing a new entity after an attempt to find it in the database. Fixed a bug in using LIKE in AND/OR in ...

 
forum_thread

Exception while accessing the Persistence unit ...?

Hi, I am new to ObjectDB I was trying your eclipse/jee6/glassfish tutorial. I am getting the following exception: ... Here is my persistence.xml and attached please find the eclipse project layout: (Note eclipse is deploying the application and ... Attached please find the eclipse project in a zip file.   Thank you in ...

 
forum_thread

server.exe on 32bit and 64bit Windows

Is the server.exe compatible to start the objectdb server on Windows 64bit OS?  Or 32bit only?   ... The problem is that it cannot start because it cannot find the jvm on the 64bit install Java 7 is correctly installed with ... ... getting message box with text: "Failed to find Java VM" 2. Trying with explorer.ini with ...

 
release

2.5.6

... Added support of using entity instead of a PK in find (retrieval by example). Added support of using list of ... . Fixed a bug in optimistic locking on find by using LockModeType.WRITE . Fixed exception when a ...

 
release

2.4.1

... . Fixed a bug in optimistic locking on find by using LockModeType.WRITE . Fixed exception when a ... id type when an entity object is retrieved using  find  with a PK of a different type (e.g. Integer instead of Long ...

 
forum_thread

ODB IndexActivation NullPointerException

Hi, We have created indexes on an existing database, which has 4.3 million objects. As soon we create first query, NullPointerException is thrown: ... expected.  -> OK But we still need help to find a solution! > If you use embedded mode Yes, we use the ... description and try to reproduce the problem and find a solution. ObjectDB Support ObjectDB - Fast ...

 
forum_thread

Exception when dataset bigger than treshold

I was working on reporting service for my application and found a problem with datasets bigger than treshold set in objectdb.conf.   ... using the same username. During rebuilding process I can find fls files in /tmp/ObjectDB even when treshold is set as low as 16MB. The ... Sure, but I can't find this build in Download section. Last one is _03 ...

 
forum_thread

Start ObjectDB inside java code.

I am building an MMORPG with ObjectDB, and I use it both for the saving of character and inventory (permanent object), but also the storing of ability and maps information (object I load, use, and dispose and then reuse without having change anything). The problems is, as my server and client both run on the same machine and more than one client can be started, they all need access to this information without being able to share any thread, so am forced to use the server model. ... to use the server model. Yet, I can't seem to find a way to automatically start the server mode, and i can't really ... and am sorry if not, but I don't seem to be able to find the require information.   ...