I recommend watching this Railscast (
http://railscasts.com/episodes/202-active-record-queries-in-rails-3).. It
helped me get a handle on AR 3's new query concept.
On Fri, Oct 8, 2010 at 1:57 PM, Christian Fazzini <
christian.fazz...@gmail.com> wrote:
> The following SQL:
>
> select * from medias m
> left join artists a on a.id = m.artist_id
> left join users u on u.id = a.user_id
> left join genres g on g.id = u.genre_id
> where g.name = 'Acoustic'
>
> is the equivalent to (which works):
>
> Video.find(:all, :conditions => ['genres.name = ?',
> 'Acoustic'], :include => {:artist => {:user => :genre}})
>
> However, I know that the rails 3 active record query uses the .where()
> clause. How can I convert the above to something like:
>
> Song.where({:genre => 'Acoustic', :include => {:artist => {:user
> => :genre}}}) <==== Does NOT work
>
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Joshua S. Martin
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