[Rails] Re: composite keys and association

Colin Law wrote in post #1039519:
> On 5 January 2012 02:53, Daisy Di <lists@ruby-forum.com> wrote:
>> dont have this column,and i cant change any thing in the database,how to
>> resolve this problem?Thanks .
>
> A way to resolve the problem is to stick to the rails conventions for
> id columns and so on. That is the best way unless you have a legacy
> database and *really* cannot change the schema.
>
> Colin

Hi Colin,
i really have a legacy database and cant change anything......
thanks very much

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