Grzegorz Jaskiewicz <gj@pointblue.com.pl> writes:

> Hi folks
>
> I have all operators required for b-tree, gist up here, and gist index
> defined. But still "order by custom_type" won't work.

I think you need to create an "operator class" for ORDER BY to work. Someone
else may answer with more details.

> I have kind of wild card masks in my type definition, so b-tree won't work.
> But still, do I need to define b-tree index as such for "order by" to work ?
> Perhaps gist should be expanded so it would take care of "order by" and
> "distinct" ?

This I don't understand. If ORDER BY will work then b-tree indexes will work
too. If your type is such that b-tree indexes don't make sense then neither
does ORDER BY.

--
greg


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