Re: from_collapse_limit considerations

[ I think I responded earlier but don't see my mail in the archive... ]

Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Antonin Houska <ah@cybertec.at> writes:
> > I noticed that - unlike join_collapse_limit - the from_collapse_limit does not
> > enforce maximum length of the top-level list. Shouldn't it do?
>
> How would it do that?  You want it to fail outright if there are more than
> N tables?  That seems unhelpful.

Sure, truncation of the FROM list would be crazy, and that's not what I tried to propose.

--
Antonin Houska
Cybertec Schönig & Schönig GmbH
Gröhrmühlgasse 26
A-2700 Wiener Neustadt
Web: http://www.postgresql-support.de, http://www.cybertec.at