Re: [PATCHES] improve join_collapse_limit docs

2004-01-27 Thread Neil Conway
Tom Lane <[EMAIL PROTECTED]> writes: > This should include some weasel-wording along the lines of "At > present, blah blah blah". Good point, thanks. > It is theoretically legal to reorder outer joins in some cases Indeed; see "Outerjoin Simplification and Reordering for Query Optimization" by G

Re: [PATCHES] improve join_collapse_limit docs

2004-01-26 Thread Tom Lane
Mostly nit-picking, but for what it's worth: Neil Conway <[EMAIL PROTECTED]> writes: > ! > ! > ! The order of outer joins specified via the JOIN > ! construct is never adjusted by the query planner; therefore, > ! join_collapse_limit has no effect o

[PATCHES] improve join_collapse_limit docs

2004-01-26 Thread Neil Conway
This patch makes some improvements to the SGML documentation for the join_collapse_limit GUC var, as well as fixing two instances of some missing SGML markup. Any additional suggestions for improvement to the changes I've made are welcome. I'm not entirely satisfied with the new text, but it's a s