Le 2012-09-25 à 14:16, W. Matthew Wilson a écrit :
> I want to run a query like to_tsquery("A | B | C") and then rank the
> results so that if a document contained A, B, and C, then it would
> rank above a document that just had some subset.
>
> How would I do such a thing?
http://www.postgresql.org/docs/current/static/textsearch-controls.html#TEXTSEARCH-RANKING
Hope that helps,
François Beausoleil