"Jozsef Szalay" <jszalay(at)storediq(dot)com> writes:
> Could someone please help me out with an example on how to define an
> operator and operator class that supports hash joins?
Well, for starters, only the equality operator should be marked HASHES,
and the support function for a hash opclass is completely different from
the one for a btree opclass.
regards, tom lane
In response to
pgsql-general by date
|Next:||From: Jim Fitzgerald||Date: 2006-04-30 18:28:11|
|Subject: Re: Select / sub select? query... help...|
|Previous:||From: Tom Lane||Date: 2006-04-30 16:07:47|
|Subject: Re: Is PostgreSQL an easy choice for a large CMS? |