Data and services

[Tony Linde]

Data service definitely makes more sense - let's change it in 0.8.1 as well.

Cheers,
Tony. 

> -----Original Message-----
> From: owner-registry at eso.org [mailto:owner-registry at eso.org] 
> On Behalf Of Robert Hanisch
> Sent: 12 September 2003 19:31
> To: registry at ivoa.net
> Subject: Re: Data and services
> 
> 
> > Can I suggest some naming rules (bit rich since I'm not an 
> astronomer) 
> > to avoid confusion.
> >
> >
> > Everything referred to by a registry entry is a resource, 
> uniquely and 
> > globally identified by a ResourceId.
> >
> > A service is anything which is invocable, ie is a web service with
> callable
> > methods.
> >
> > A data collection is any set of data which can be queried.
> >
> > A sky service is a service which provides access to a data 
> collection.
> I would prefer to not use "sky service" -- not all of 
> astronomy is about the sky.  (Really!)  For example, we would 
> want collections of spectral line identifications, oscillator 
> strengths, etc., available as VO resources as well.  I think 
> the term "data service" is logically more consistent.
> 
> > A dataset is any addressable part of a data collection. 
> Access to the 
> > dataset is via the sky service of the data collection.
> 
> Bob
>