db4o Developer Community

I used db4o client/server features and added objects at the server end and committed them. When I try to get those objects in a client program using Native Queries the IList<> always returns 0 objects. Using Query by example I get the desired result.I know my query is right because I tested it on the server program and it works but somehow ...

    [Serializable]     public class Task     {         //pojo 省去代码 }       [Serializable]     public class Role     {         private IList<SystemUser> ...

We would like to use an Object Database, as part of a high frequency data .NET application, to store 50GB of data per day, 5 days a week. (We would be storing 512 bytes objects at rates of up to ~3MB of data per second, we expect to store 10 Terabytes a year)  We are worried regarding db4o maximum dbsize limit, 254GB, which would ...

hi db4o community, i don't have success when trying to store an object that contains a hashtable. does anyone have sample classes or sample code concerning usage of hashtables to be stored with db4o? any help and hints are highly appreciated. thank you.   kind regards   yb   

Hi everybody, I'm new with DB4O.  With this code : client = Db4oFactory.OpenFile(''gestCom.yap''); Carriere car = new Carriere();                    car.Nom = ...