[Rails] Re: Limiting scope of :validates_uniqueness_of

Ah, ok. That did it. I see now I would want to limit the scope to the
post_id column, instead of the post table.

Thank you!

Rob Biedenharn wrote:
> On Aug 19, 2010, at 11:23 AM, Ze Ca wrote:
>
>>
>> I'm having a hard time limiting the scope of new comments to the Post
>> model. So, for validates_uniqueness_of :title in the comment.rb model,
>> that uniqueness would only be attached to the post I'm commenting to,
>> not globally among all comments in the application.
>>
>> I tried putting this in comment.rb:
>>
>> validates_uniqueness_of :title, :scope => :post
>
> :scope => :post_id
>
>> CACHE (0.0ms) SELECT * FROM "posts" WHERE ("posts"."id" = 5)
>> Rendered rescues/_request_and_response (1.2ms)
>> .
>> For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en
>> .
>>
>
> Rob Biedenharn
> Rob@AgileConsultingLLC.com http://AgileConsultingLLC.com/
> rab@GaslightSoftware.com http://GaslightSoftware.com/

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