- From: Satya Sahoo <satya.sahoo@case.edu>
- Date: Mon, 6 Jun 2011 10:57:11 -0400
- To: Paolo Missier <Paolo.Missier@ncl.ac.uk>
- Cc: public-prov-wg@w3.org
- Message-ID: <BANLkTimf4k85Dofe7gJ-O7yVGeau6vdCAQ@mail.gmail.com>
> is that what in DB we call a snapshot? yes, "context (from context theory)/invariant view/perspective/DB snapshot" Best, Satya On Mon, Jun 6, 2011 at 10:46 AM, Paolo Missier <Paolo.Missier@ncl.ac.uk>wrote: > being an old DB person, I am not sure what is an "invariant view", but I > trust that someone else knows :-) > is that what in DB we call a snapshot? > +1 > -Paolo > > > On 6/6/11 1:22 AM, Luc Moreau wrote: > > > Dear all, > > You will recall we failed to reach consensus on the following proposal at > the last teleconference: > "in a first instance, to define the necessary concepts that allow us to > express the provenance > of a thing that does not change". Kai, Jim and Satya then expressed > concerns, which can be > summarized as, this proposal provides no route to handle mutable things. > > After a long email discussion with them over the WE, we have converged > towards a better > proposal: > > *In a first instance, to define the necessary concepts that allow us to > express the provenance of > an invariant view or perspective on a thing.* > > What is important to note is that it is the view/perspective that does not > change, the thing > itself can be mutable. > > To allow us to progress, can you express by +1/-1/0 your support for this > proposal? > > Best regards, > Luc > > >
Received on Monday, 6 June 2011 14:57:38 UTC