[Zope-dev] Referencial Integrity in ZCatalogs

[Roché Compaan]

Santi Camps wrote:
> En/na Roché Compaan ha escrit:
> 
>> Have a look at Archetypes, it does what you want.
>>
>>     http://sourceforge.net/projects/archetypes
>>
> I think you are talking about SQLStorage of Archetypes.

I was actually thinking of the implementation of References, which uses 
the ZCatalog in manner you described.

> Storing some 
> attributes in a Relational Database and using foreign keys in it can 
> solve the problem.  But I have some inconveniences to use Archetypes:
> 1) I don't use CMF.  My applications aren't content management 
> applications, but business oriented applications.
> 2) I like to distribute my applications without needing BBDD 
> installation.   Just download and run.   Having a relational database 
> backend will need some extra installation

You should be able to strip away CMF dependencies, but why bother. We 
develop business applications with Archetypes on top of CMF.

-- 
Roché Compaan
Upfront Systems                 http://www.upfrontsystems.co.za