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Re: Schema unique stamp (OID, MD5?)

From: Dave Page <dpage(at)vale-housing(dot)co(dot)uk>
To: pgadmin-hackers(at)postgresql(dot)org, jm(dot)poure(at)freesurf(dot)fr,Dave Page <dpage(at)vale-housing(dot)co(dot)uk>
Subject: Re: Schema unique stamp (OID, MD5?)
Date: 2002-02-24 08:52:20
Message-ID: twXWGtZbz5b3.CZKyH3D3@mail.vale-housing.co.uk (view raw or flat)
Thread:
Lists: pgadmin-hackers
Sorry, I don't understand what you are asking.

/D

_____________Original message ____________
Subject:	Re: [pgadmin-hackers] Schema unique stamp (OID, MD5?)
Sender:	Jean-Michel POURE <jm(dot)poure(at)freesurf(dot)fr>
Date:		Sun, 24 Feb 2002 08:49:07 +0000

Le Samedi 23 Février 2002 21:53, Dave Page a écrit :
> This would be very expensive, even on moderately sized databases wouldn't
> it? Why not just check the ctid of the relevant tuple to see if it has
> changed since it was last read.

What if you create a trigger on a function which does not exist anymore. Is 
there a way to query a unique OID?

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