Re: [PERFORM] Proposal: relaxing link between explicit JOINs and execution order

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: josh(at)agliodbs(dot)com
Cc: pgsql-hackers(at)postgreSQL(dot)org, pgsql-performance(at)postgreSQL(dot)org
Subject: Re: [PERFORM] Proposal: relaxing link between explicit JOINs and execution order
Date: 2003-01-26 05:27:51
Message-ID: 26545.1043558871@sss.pgh.pa.us
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Josh Berkus <josh(at)agliodbs(dot)com> writes:
> How about:
> EXPLICIT_JOIN_MINIMUM
> and
> FROM_COLLAPSE_LIMIT

I've implemented this using FROM_COLLAPSE_LIMIT and JOIN_COLLAPSE_LIMIT
as the variable names. It'd be easy enough to change if someone comes
up with better names. You can read updated documentation at
http://developer.postgresql.org/docs/postgres/explicit-joins.html

regards, tom lane

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