On 19 Jan 2009, at 03:05, typemismatch wrote:

>
> So I have this code in a migration file ....
>
>    create_table :books do |t|
>      t.column  "Title",  :string
>      t.column  "Price",  :decimal
>      t.timestamps
>    end
>
> Are "Title" and :string just parameters being passed to the method
> t.column?
>
> If so, I understand that "Title" is a string parameter, what
> is :string? a type param?

:string is a symbol
see 
http://www.randomhacks.net/articles/2007/01/20/13-ways-of-looking-at-a-ruby-symbol
 
  or http://blog.hasmanythrough.com/2008/4/19/symbols-are-not-pretty-strings

Fred
>
>
> Thanks
> -c
>
> >


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