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Re: pgsql: Support RIGHT and FULL OUTER JOIN in hash joins.

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: pgsql-committers(at)postgresql(dot)org
Subject: Re: pgsql: Support RIGHT and FULL OUTER JOIN in hash joins.
Date: 2010-12-31 02:13:43
Message-ID: 15645.1293761623@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-committers
Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> This is cool, but on first blush your changes to
> add_paths_to_joinrel() appear to be total nonsense.  I think the
> problem is that have_nonmergeable_clause is really a misnomer - it's
> not clear until you read through the whole diff that this won't get
> set for inner/left joins.

Yeah, I wasn't totally satisfied with that variable name either.
Do you have a better idea?

			regards, tom lane

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Next:From: Tom LaneDate: 2010-12-31 02:55:21
Subject: Re: pgsql: Support RIGHT and FULL OUTER JOIN in hash joins.
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Subject: Re: pgsql: Support RIGHT and FULL OUTER JOIN in hash joins.

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