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db4o open source object database, native to Java and .NET
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  • Persist Object.

    I have a complicated object and I want to persist to the database. It ends up saving everything and the database file is huge. There are properties I don't want to persist to the database. It there any way that I can let the Db4O know that I don't want to persist these property/field/object to the database?   like puting an attribute  ...
    Posted to db4o User Forum (Forum) by sunnylei on November 12, 2008
  • Problemas con "store"

    Hola, Tengo un desarrollo con db4o en OSGi y no puedo realizar ningún store (set está deprecated) y me aparece este error:   java.lang.NoSuchMethodError: org.osgi.framework.Bundle.loadClass(Ljava/lang/String;)Ljava/lang/Class; El código es:           ...
    Posted to Spanish (Forum) by Eversmann on September 30, 2008
  • Problems with storing enums in a network database.

    Hi Db4o, I have problems with enums in a network database, c# environment, version Continues Build july 9th, 2008.     public enum GroupEnum { First, Second, Third }    public class Student2    {        public GroupEnum ...
    Posted to db4o User Forum (Forum) by martin.bos on July 14, 2008
  • 对象中的IList<T> 不能存储,请大家帮忙!

        [Serializable]     public class Task     {         //pojo 省去代码 }       [Serializable]     public class Role     {         private IList<SystemUser> ...
    Posted to db4o User Forum (Forum) by hzqbbs on July 7, 2008
  • Exception while 'Storing' a Windows Workflow Activity

    Hi all. .Net 3.5: Windows Workflow Foundation Db4objects.Db4o.dll : 7.2.31.10304   I'm trying to create a Windows Workflow Foundation Persistence Service based on db4o. It's supposed to be very simple: protected override void SaveWorkflowInstanceState(Activity rootActivity, bool unlock){ObjectContainer.Store(''This line works OK so the ...
    Posted to db4o User Forum (Forum) by rodolfograve on April 8, 2008