Ruby on Rails

On 26 June 2012 19:48, ritesh ranjan <riteshr.designs@gmail.com> wrote:
> Hi,
>
> I want to make a particular existing column unique. I have to same name
> column in 4 tables. I have created a new migration but not sure what to
> write inside

It is not clear to me exactly what you want to do. Please explain in
more detail.

>
> def up
>      ...........
>      ...........
> end
>
>
> I am using rails 3.2.1. Please help.
>
> --
> Regards
> Ritesh Ranjan
> iPhone Developer & Designer
> tapisfun.com
> Follow me @ Twitter
>
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