Ruby on Rails

On 13 July 2015 at 19:20, tamouse pontiki <tamouse.lists@gmail.com> wrote:
> A quick correction on Colin's suggestion:
>
> On Mon, Jul 13, 2015 at 2:44 AM, Colin Law <clanlaw@gmail.com> wrote:
>>
>> On 13 July 2015 at 01:10, joe@via.net <joe@via.net> wrote:
>> > class Asset < ActiveRecord::Base
>> > belongs_to :site
>> >
>> > # class variable :name
>> >
>> > end
>> >
>> > class Site < ActiveRecord::Base
>> > has_many :assets
>> >
>> > # class var x, y, z
>> >
>> > end
>> >
>> > Is there a dynamic finder that will traverse the inner join:
>> >
>> > e.g. Site.find_by_asset_name("xyzzy")
>>
>> Asset.where( name: 'xyzzy').site
>
>
> Asset.find_by(name: 'xyzzy').site
>
> Because .where returns a collection, .find_by returns the first one found.
>
> Asset.where(name: 'xyzzy').first = Asset.find_by(name: 'xyzzy')

Good call, you are right. Thanks.

Colin

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