On Thu, Jul 16, 2009 at 12:33 AM, Erik Hatcher <e...@ehatchersolutions.com>wrote:
> > On Jul 15, 2009, at 2:59 PM, Mani Kumar wrote: > >> @mark, @otis: >> > > Can I answer too? :) > your welcome :) ... thanks > > > yeah copying all the fields to one text field will work but what if i want >> to assign specific weightage to specific fields? >> >> e.g. i have a three fields >> >> 1) title >> 2) tags >> 3) description >> >> i copied all of them to a new field called "all_text". >> >> now i want to search in all the fields with weightage assigned to title^4, >> tags^2, description^1 >> >> how it'll work then? >> > > What you want, then, is the dismax query parser. > &defType=dismax&qf=title^5.0 tags^2.0 description^1.0 kinda thing. It > spreads query terms across multiple fields with field weights individually > controllable. - yes i am aware of dismax query parser ... but was just wondering it can be done using single text field... but my other question is still unanswered: how weightage is considered ? is it a multiplication to scores of terms in fields ... ex. terms in title * 4, terms in tags * 2 lets say i wanted to give twice importance to terms in title than tags. so then shall i use title^2 tags^1 ?? or something else? > > Erik > > thanks!mani
