On Sun, Jul 30, 2006 at 11:27:33AM -0400, Tom Lane wrote:
> David Fetter <[EMAIL PROTECTED]> writes:
> > On Sat, Jul 29, 2006 at 09:44:10PM -0400, Tom Lane wrote:
> >> The correct solution is for client-side libraries to provide the
> >> feature.
> > Not if the app is written in SQL, as the bootstrap, regression test,
> > etc. code for modules frequently is.
> SQL doesn't really have any conditional ability strong enough to deal
> with existence or non-existence of features.  What are you hoping to
> do, a CASE expression?  Both arms of the CASE still have to parse,
> so I remain unconvinced that there are real world uses.

There's also plpgsql, which afaik has no way to get the version number
(other than slogging though the output of version()).
Jim C. Nasby, Sr. Engineering Consultant      [EMAIL PROTECTED]
Pervasive Software      http://pervasive.com    work: 512-231-6117
vcard: http://jim.nasby.net/pervasive.vcf       cell: 512-569-9461

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