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Re: Schema unique stamp (OID, MD5?)

From: Jean-Michel POURE <jm(dot)poure(at)freesurf(dot)fr>
To: Dave Page <dpage(at)vale-housing(dot)co(dot)uk>,pgadmin-hackers(at)postgresql(dot)org
Subject: Re: Schema unique stamp (OID, MD5?)
Date: 2002-02-23 21:42:28
Message-ID: 200202232142.g1NLgSFP021368@www1.translationforge (view raw or flat)
Thread:
Lists: pgadmin-hackers
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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