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Help for a newbie in Python and ZODB

Jean-Louis Nespoulous jean-louis.nespoulous at vatech-td.fr
Tue Nov 23 02:53:17 EST 2004 
Thanks, but I'll use ZODB as server and I'll get and retreive objet
from a distance client using XML-RPC, do you think it's possible
easily?
Jean-Louis

Thomas Guettler <guettli at thomas-guettler.de> wrote in message news:<pan.2004.11.22.15.07.23.646763 at thomas-guettler.de>...
> Am Sun, 21 Nov 2004 23:41:39 -0800 schrieb Jean-Louis Nespoulous:
> 
> > Hello everybody,
> > I am in charge to develop a system who will analyse a network, type
> > Three-Tier Architecture. I would like to use ZODB or (exclusive)
> > PostgreSQL. But I don't know witch one to use?
>  
> > Someone could help me
> > and tell me what are the differencies between ZODB and PostgreSQL?
> 
> PostgreSQL is a relational database. You store data in tables which
> have columns and rows. You access it with SQL. PostgreSQL supports
> inheritance, but you still need some mapping between your objects and the
> database. You can access postgres with any programming language.
> 
> > My system will be developped in Java. If I use ZODB how I'll make the
> > transition with Python?
> 
> If you use Java, you can't use ZODB. 
> 
> ZODB stores pickled (serialized) objects.
> Here you don't need a mapping between objects and database.
> SQL makes no sense with ZODB. The query language is python.
> 
> HTH,
>  Thomas
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