Re: ActiveRecord + drzewo

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Article #1197

#1197

From: Zbyszek Malec
Date: Tue, 17 Feb 2009 18:11

17 lines
1411 bytes

Dnia Tue, 17 Feb 2009 04:45:11 -0800 (PST), Wojciech Piekutowski
napisał(a):

> Jednak twoja definicja klasy Category jest nie do końca ok. Musisz
> powiedziec jakiej kolumny ma użyć has_many, ponieważ domyślnie jest to
> 'category_id'.
> class Category < ActiveRecord::Base
>   belongs_to :parent_category, :class_name => 'Category'
>   has_many   :subcategories, :class_name => 'Category', :foreign_key
> => 'parent_category_id'
> end

Rzeczywiście, przyczyną był błąd w definicji kategorii. Dzięki za pomoc.

-- 
Zbyszek Malec
gg 2756100

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From: Zbyszek Malec <zbyszekto@tlen.pl>
Newsgroups: pl.comp.lang.ruby
Subject: Re: ActiveRecord + drzewo
Date: Tue, 17 Feb 2009 19:11:02 +0100
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