On 8 February 2012 08:19, Jade Zallao <jadezal...@gmail.com> wrote:
> Im currently new in rails and using v 2.3.11
>
> I would like to ask if how can I query entries without including their
> duplicates?

Have a look at the uniq query method.  See the Rails Guide on
ActiveRecord Query Interface and search for uniq.

Colin

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