Re: WIP: cross column correlation ...

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Robert Haas <robertmhaas@gmail.com>
Cc: PostgreSQL - Hans-Jürgen Schönig <postgres@cybertec.at>, pgsql-hackers Hackers <pgsql-hackers@postgresql.org>, Boszormenyi Zoltan <zb@cybertec.at>
Date: 2011-02-23T03:04:12Z
Lists: pgsql-hackers
Robert Haas <robertmhaas@gmail.com> writes:
> On Tue, Feb 22, 2011 at 9:43 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> One of the criteria we've always had for a suitable hint-or-whatever-
>> you-call-it design is that it *not* involve decorating the queries.

> [ snip ]
> To put that another way, it's true that some people can't adjust their
> queries, but also some people can.  It's true that nonstandard stuff
> sucks, but queries that don't work suck, too.  And as for better
> solutions, how many major release cycles do we expect people to wait
> for them?

Well, a decorating-the-queries solution that isn't utter crap is not
going to be a small amount of work, either.

			regards, tom lane