Hans-Juergen Schoenig -- PostgreSQL <postg...@cybertec.at> writes:
> what we basically expected here is that Postgres will scan the table 
> using the index to give us the cheapest products containing the words we 
> are looking for.
> i am totally surprised to see that we have to fetch all products given 
> the words, sort and then do the limit.

I don't know why you'd find that surprising.  GIST indexes have no
support for ordering.

                        regards, tom lane

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