Re: LOCK for non-tables

From: Simon Riggs <simon(at)2ndQuadrant(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Tatsuo Ishii <ishii(at)postgresql(dot)org>, fgp(at)phlo(dot)org, pgsql-hackers(at)postgresql(dot)org
Subject: Re: LOCK for non-tables
Date: 2011-01-14 19:56:57
Message-ID: 1295035017.23290.90.camel@ebony
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On Fri, 2011-01-14 at 14:48 -0500, Tom Lane wrote:

> In any case I'd rather break apps using "LOCK foo NOWAIT" than break
> every application using any form of LOCK at all, which is what I think
> your proposal will amount to in practice.

Can I suggest that we don't break anything at all?

pg_lock_object(objectname, objecttype, mode);
or
pg_lock_sequence(name, mode);

is all we need...

--
Simon Riggs http://www.2ndQuadrant.com/books/
PostgreSQL Development, 24x7 Support, Training and Services

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