what's your current define_index block?


On Wed, Aug 4, 2010 at 1:44 PM, alex <[email protected]> wrote:

> Actually.... ... after a little testing I found a bug and would love
> your help!
>
>  I believe the problem I'm now facing comes from the fact that not all
> tracks (thus not all courses) have events): I can have courses
> associated to 0..n track(s), each with an event with day = X, and to
> 0..n track(s) with no event.
>
>
> Here are the 2 kinds of bugs I found (compare result from mysql with
> the ones I get with sphinx):
>
> *** Bug type 1.
>
> mysql> SELECT id, name FROM courses WHERE id IN (SELECT course_id FROM
> tracks WHERE id IN (SELECT track_id FROM events WHERE day_of_week IN
> (4)));
> +----+-------------------------+
> | id | name                    |
> +----+-------------------------+
> | 58 | Deleniti Doloremque Sit |
>
> ?> Course.search(:with=> {:days=>[4], :has_event => true})
> => []
> >>
>
> Course id = 58 is associated to
> * one track associated to an event with day_of_week = 4
> * two tracks not associated to any event
>
>
> *** Bug type 2.
>
> mysql> SELECT id, name FROM courses WHERE id IN (SELECT course_id FROM
> tracks WHERE id IN (SELECT track_id FROM events WHERE day_of_week IN
> (0)));
> +----+-------------------------------------------------+
> | id | name                                            |
> +----+-------------------------------------------------+
> |  7 | Et Voluptatem                                   |
> | 64 | Sunt Ipsam Vero Non Doloremque Voluptatem Autem |
>
>
> >> Course.search(:with=> {:days=>[0], :has_event => true})
> => [#<Course id: 3, name: "Dignissimos Quasi", ...>, #<Course id: 33,
> name: "Minus Aut Enim Et Dolor Sed", ...>, #<Course id: 34, name:
> "Pariatur Repellat Ea Alias Qui Occaecati Quam", ...>, #<Course id:
> 64, name: "Sunt Ipsam Vero Non Doloremque Voluptatem Autem", ...>]
>
> Except for course id = 64 which is accurate, all the other courses
> don't have an event on day_of_week = 0 (but they all have a mix of
> tracks associated with events and tracks not associated to any event).
>
>
>
> Here are more details about the models:
>
> The model is:
>
> course   (0..n tracks, 0..n events)
>   has_many :tracks
>    has_many :events, :through :tracks
>
> track
>   belongs_to :course
>   has_many :events
>
> event
>   belongs_to :track
>   has_one :course, :through :track
>
>
> * an event is a frequency, day_of_week, start_time and end_time (for
> instance: frequency = 7 days, day of week = Tuesday, from 14:00 to
> 16:00)
> * a track has a type, a start_date and an end_date (Workshop from
> 08/15/2010 to 08/30/2010)
> * a course has a title, a description, etc
>
>
> I'm a little confused and can't figure out a way to make this work...
> can you help?
>
> Thanks!
> Alex
>
>
>
> On Aug 3, 8:12 pm, Jim Ruther Nill <[email protected]> wrote:
> > sure. I'm happy to take some load off Pat's shoulders :D
> >
> >
> >
> >
> >
> > On Wed, Aug 4, 2010 at 11:08 AM, alex <[email protected]>
> wrote:
> > > uuuhhh!  It works perfectly!
> >
> > > Thank you so much for the help!
> > > Have a great day.
> >
> > > Cheers,
> > > Alex
> >
> > > On Aug 3, 7:56 pm, Jim Ruther Nill <[email protected]> wrote:
> > > > you can add an attribute like
> >
> > > > has 'day_of_week is NULL', :as => :no_event, :type => :boolean
> >
> > > > then add in your search
> >
> > > > Model.search :with => {:no_event => false}
> >
> > > > On Wed, Aug 4, 2010 at 10:52 AM, alex <[email protected]>
> > > wrote:
> > > > > Hey Pat,
> >
> > > > > Thanks for your reply!
> >
> > > > > From your explanation, I understand where my problem comes from:
> > > > > Some courses are not associated to any event... so when I search
> for
> > > > > courses associated to events with day_of_week = 0 it also returns
> the
> > > > > courses that are not associated to any event.
> >
> > > > > Is there any workaround so that when I search for 0 it doesn't
> return
> > > > > the courses not associated with any event? (if not, I'll have to
> > > > > migrate my events so that I don't use day_of_week = 0 anymore)
> >
> > > > > Thanks again!
> > > > > Alex
> >
> > > > > On Aug 3, 7:07 pm, Pat Allan <[email protected]> wrote:
> > > > > > Hi Alex
> >
> > > > > > A couple of suggestions:
> >
> > > > > > * Remove the :type => :integer from the attribute - you're
> dealing
> > > with
> > > > > an array of integers, not a single one, so this just confuses
> Sphinx.
> > > TS is
> > > > > smart enough to recognise arrays of integers.
> >
> > > > > > * Use actual integers, not integers-as-strings, in your filter.
> >
> > > > > > Also, it's worth noting that Sphinx treats NULLs as 0's - so if
> you
> > > have
> > > > > events attached to a course which have NULL for the day_of_week,
> it'll
> > > come
> > > > > through as 0.
> >
> > > > > > Hope this helps.
> >
> > > > > > --
> > > > > > Pat
> >
> > > > > > On 04/08/2010, at 11:47 AM, alex wrote:
> >
> > > > > > > Hello,
> >
> > > > > > > I'm having a problem searching for attributes with a value
> equal to
> > > 0.
> >
> > > > > > > Here is what happen in irb:
> >
> > > > > > >>> Course.search(:with=> {:days=>["2"]})
> > > > > > >  returns the corresponding records
> >
> > > > > > >>> Course.search(:with=> {:days=>["0"]})
> > > > > > >  returns all the records, while I'm expecting only a few
> records to
> > > > > > > be returned.
> >
> > > > > > > Here are the pieces of code I think are involved:
> >
> > > > > > > course.rb
> > > > > > >    has_many :events, :through => :tracks
> > > > > > >    ...
> > > > > > >    define_index do
> > > > > > >      has events(:day_of_week), :as => :days,  :type => :integer
> > > > > > >    end
> > > > > > >    ...
> > > > > > >    def self.advanced_search(search, sort = nil)
> > > > > > >      with_params = {}
> > > > > > >      ...
> > > > > > >      if (!search.days.empty?)
> > > > > > >        with_params[:days] = search.days
> > > > > > >      end
> > > > > > >      ...
> > > > > > >      search(
> > > > > > >        search.keywords,
> > > > > > >        :with => with_params,
> > > > > > >        :sort_mode => sort_params[:sort_mode],
> > > > > > >        :order => sort_params[:order]).collect
> > > > > > >    end
> > > > > > >  end
> >
> > > > > > > Can anybody help me understand why I don't get the expected
> result?
> >
> > > > > > > Thanks!
> > > > > > > Alex
> >
> > > > > > > --
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