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Hi everyone, after a long time working in my university degree project, I finished it =) , and I want to start contributing again in OM development, so, thinking based in new architecture of db4o (type handlers), I have a quick question for db4o core team, what is the impact of this new architecture in the case of the OM that works with the ...
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I have a reasonably fresh DB that is throwing a NPE when I try to open it with ObjectManager: We're using db4o-6.4.54.11278-java5.jar. I tried to attached the offending DB, but the upload script is not responding saying the machine must be down. I'll try again later. Any ideas why this is happening? Charlie Exception stack trace ...
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Initial support to enable the saving of custom database configuration settings has been added to community project ''Object Manager'' (OM) by OM CodeCommander Gisbert Avellan (gishac).You can check the progress of OM (or participate as a committer) through the Google Code site and you can also subscribe to the OM commit mailing ...
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Catman, igual es compleja la consulta que quieres hacer... ya que si suponemos que es lenguaje SQL o similar,funcionaria para una BD relacional, en la cual no existe un atributo multiobjeto, sino un FK que referencia a una tabla intermedia que une el empleado con FK a la tabla de titulos.. por lo cual la consulta seria igual compleja mediante sql ...
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Saludos, el query seria
FROM 'com.paquete.Persona' WHERE casa.modelo = 'Colonial'
Te pongo el query que use de ejemplo aca:
FROM 'com.db4otests.db.ComplexObject' WHERE simple.name = 'simple2'
Donde:
public class SimpleObject <T> { private String name; private T ...
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I'm having this problem as well and closing the database doesn't seem to solve it. Even if I create an empty database (with .Net) I can't seem to open it. Any ideas?
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Hello,
I am trying to use the object manager in conjunction with DB4Objects. I was wondering if there is a facility to add new data objects to the database using object manager. I was able to query the database but I could not find a way to add new objects to the database. So please let me know if that can be done using object manager.
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IObjectContainer.Close() should be fine. If there are pending commits, it will call commit().
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You may refer to the same post here:
http://developer.db4o.com/forums/thread/43623.aspx
I hope some of it helps
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I experience this from time to time. Actually, I had an earlier posted problem with the object manager 6.4 problem but eventually, it ended that it was my mistake. Try checking on the following: (1) Java Runtime Version (it should be latest) (2) In CS mode, check the way you open the database using OpenServer or if it is really open up and ...
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