Re: select unique items in db

this doesnt work

SELECT DISTINCT on link *, rank(ts_vec, to_tsquery('default', $qtxt))
FROM feed_entry WHE    RE ts_vec @@ to_tsquery('default', $qtxt) ORDER
BY rank(ts_vec, to_tsquery('default', $qtxt)) DESC LIMIT 5 OFFSET 0

can you tell me how to get the DISTINCT elements in LINK
thanks

Stijn Vanroye wrote:
> a schreef:
> >  "select unique id" - i found this line in google search
> > but i want to make
> > select * as unique
> >
> > select unique * is
> > or select distinct
> >
> > pls point out how to select unique items from a list of million items
> >
> Maybe
> select distinct  from ...
> or
> select distinct on (field1,field2)  from ... ?
> 
> Regards,
> 
> Stijn.