Thanks for the quick response, Pat. While this is inelegant, if it works
then I'll use it.
-t
On Wednesday, May 29, 2013 5:04:16 PM UTC-7, Pat Allan wrote:
>
> Hi Tom
>
> When searching across many models, Thinking Sphinx ignores model-specific
> settings like field_weights, because merging them opens the door for
> unclear behaviour (what if you had two fields with the same name but
> different weights?).
>
> You can specify the weights as part of the search though - I know this
> isn't as elegant, but it's the only way it'll work with current releases:
>
> ThinkingSphinx.search('dogs', :field_weights => {:title => 100, :head =>
> 100})
>
> Cheers
>
> --
> Pat
>
> On 30/05/2013, at 9:21 AM, Tom Collier wrote:
>
> > I'm trying to search across multiple models in my Rails 3.2 app
> (thinking-sphinx gem version 2.0.12), which has models like:
> >
> > class Story < ActiveRecord::Base
> > define_index do
> > indexes title
> > set_property :field_weights => {
> > :title => 100,
> > }
> > end
> > end
> >
> > and
> >
> > class Anthology < ActiveRecord::Base
> > define_index do
> > indexes head
> > set_property :field_weights => {
> > :head => 100,
> > }
> > end
> > end
> >
> > When I search using Story.search or Anthology.search, I get results with
> weights of 100+, e.g.:
> >
> > irb> Story.search("dogs").results[:matches].map { |m| m[:weight] }
> > [111, 111, 111, 111, 101, 101, 101, 101, 101, 101, 101, 101, 100, 100,
> 100, 100, 100, 100, 100, 100]
> > irb> Anthology.search("dogs").results[:matches].map { |m| m[:weight] }
> > [101, 101, 101, 1, 1, 1, 1, 1]
> >
> > However, if I use ThinkingSphinx.search with the same query string, the
> weights are much lower and the resulting order is is not what I would
> expect given the weights from the Story and Anthology searches, e.g.:
> >
> > irb> ThinkingSphinx.search("dogs").results[:matches].map { |m|
> m[:weight] }
> > [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2]
> >
> > It appears as though the field_weight definitions are ignored when I
> search multiple models. Is there any way to use fields weights when
> searching this way?
> >
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