[postgis-devel] [PostGIS] #2122: [raster] Real extent feature lost after metadata as views

Mateusz Loskot mateusz at loskot.net
Fri Nov 30 09:13:34 PST 2012

On 30 November 2012 17:09, Sandro Santilli <strk at keybit.net> wrote:
> On Fri, Nov 30, 2012 at 09:06:02AM -0800, Bborie Park wrote:
>> Information for constraints should always be calculated in the
>> database when possible instead of in the loader.  It's the only way to
>> ensure that constraints can be changed over time.
> I disagree. In this case the constraint is _part_ of the database.
> You can always change a constraint however you want.

Indeed, constraints are part of the database design derived from
requirements and conceptual model.
It shouldn't be considered as derived based on the actual data.

Best regards,
Mateusz Loskot, http://mateusz.loskot.net

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