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To: Ben Morrow <ben@morrow.me.uk>
cc: pgsql-sql@postgresql.org
Subject: Re: Casts in foreign schemas 
In-reply-to: <20100608143327.GA67823@osiris.mauzo.dyndns.org> 
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Comments: In-reply-to Ben Morrow <ben@morrow.me.uk>
	message dated "Tue, 08 Jun 2010 15:33:27 +0100"
Date: Tue, 08 Jun 2010 10:50:42 -0400
Message-ID: <4764.1276008642@sss.pgh.pa.us>
From: Tom Lane <tgl@sss.pgh.pa.us>
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Ben Morrow <ben@morrow.me.uk> writes:
> My understanding of things was that PL/pgSQL functions were compiled at
> CREATE FUNCTION time, using the SEARCH_PATH currently in effect. Is that
> wrong?

Yes.  They're compiled at first use within a given session.

If you want to lock down the search path used by a function, it's
possible to do that in recent PG versions, by annotating the function
definition with a "SET search_path = whatever" clause.

			regards, tom lane