On 2010-03-29 11:19 +0200, Pavel Stehule wrote: > postgres=# explain select a from a left join b on true;
This is effectively a cross join and it would give wrong answers. Try SELECT a FROM a LEFT JOIN b ON a.a = b.b; Regards, Marko Tiikkaja -- Sent via pgsql-hackers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
