Re: A new proof of the superiority of set oriented approaches: numerical/time serie linear interpolation
From: Jon Heggland <jon.heggland_at_idi.ntnu.no>
Date: Thu, 03 May 2007 15:28:47 +0200
Message-ID: <f1co5g$mgi$1_at_orkan.itea.ntnu.no>
>
> That may be an admirable goal---the idea of a functional
> programming-style database seems to surface from time to time, though I
> have yet to see anything concrete---but to talk vaguely about names for
> relations (or relation values), that may refer to different relations at
> different times, is (in my opinion) just trying to describe a variable
> without actually using the "v" word.
Date: Thu, 03 May 2007 15:28:47 +0200
Message-ID: <f1co5g$mgi$1_at_orkan.itea.ntnu.no>
Jon Heggland wrote:
> paul c wrote:
>> (I was only trying to counter what I thought was an attempt to make >> variables inherent in RT as opposed to the language people apply it with.)
>
> That may be an admirable goal---the idea of a functional
> programming-style database seems to surface from time to time, though I
> have yet to see anything concrete---but to talk vaguely about names for
> relations (or relation values), that may refer to different relations at
> different times, is (in my opinion) just trying to describe a variable
> without actually using the "v" word.
And to clarify what my /real/ point is: By embracing the variable/value terminology, one can ditch a lot of useless concepts, e.g. relation schema, relation instance, domain ... The whole field becomes far more tidy.
-- JonReceived on Thu May 03 2007 - 15:28:47 CEST