Re: [Rails] Model relationships

On 29 August 2011 16:09, Misha Ognev <lists@ruby-forum.com> wrote:
> Hi! The next question:
>
> I have 2 tables:
> 1) persons - where some people info places (e.g. name, second name,
> birth date et.c.)
> 2) persons_relationships - here app would write relationships between
> persons. Here is structure:
> id|from|to|type, where from is the one person id, to - second person id,
> type is kind of relations between them (friend-friend, parent-child,
> husband-wife et.c.)
>
> So, when I prefer to find all person relationships
> (@person.relationships) - in model I can create query only with :from or
> only :to fields. Eg.: if I create association @person.id with :from
> field, but in record in relationships table client id would place in :to
> field, then this record will be removed from @person.relationships. How
> I can prevent this error?

I don't understand exactly what you are saying, but note that if you
have a model Person then the table should be called people not
persons, assuming you have not changed the default pluralization.

--
Colin
https://plus.google.com/111605230843729345543/

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