Re: insert to projection
From: paul c <toledobythesea_at_oohay.ac>
Date: Fri, 04 Sep 2009 18:52:56 GMT
Message-ID: <cmdom.42695$Db2.33415_at_edtnps83>
Date: Fri, 04 Sep 2009 18:52:56 GMT
Message-ID: <cmdom.42695$Db2.33415_at_edtnps83>
Tegiri Nenashi wrote:
...
> The only RA operation, that seems to allow view updates is renaming.
Since when does RA have views?
...
> I suggest that the idea that we focus on basic relational algebra
> operators, figure out which updates of these are legitimate, then
> leverage this knowledge for complex view updates is fundamentally
> wrong. Consider a "pivot" view:
> ...
Since when does RA have updates? Received on Fri Sep 04 2009 - 20:52:56 CEST