Re: left join performance problem

On Mon, Jun 16, 2003 at 09:26:13AM -0400, Tom Lane wrote:
> "Jim C. Nasby" <jim(at)nasby(dot)net> writes:
> > On Mon, Jun 16, 2003 at 01:28:26AM -0400, Tom Lane wrote:
> >> "Jim C. Nasby" <jim(at)nasby(dot)net> writes:
> > Any chance of getting a TODO added that would provide the option of
> > having the optimizer pick join order when you're using the ANSI join
> > syntax?
> >>
> >> No ... because it's already DONE.
>
> > DOH, I forgot about the subselect trick. Nevermind.
>
> No, I wasn't talking about that. See
> http://developer.postgresql.org/docs/postgres/explicit-joins.html
> for the way it works in CVS tip.

Ahh, cool. BTW, I think it should be prominently mentioned in
http://developer.postgresql.org/docs/postgres/sql-select.html#SQL-FROM
that ANSI join syntax can force join order, since most DBA's unfamiliar
with pgsql probably won't be expecting that.
--
Jim C. Nasby (aka Decibel!) jim(at)nasby(dot)net
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