From 8cb9460437eddde6952fbebbc969203cd4d00294 Mon Sep 17 00:00:00 2001 From: Olli Huotari Date: Mon, 20 Aug 2012 11:17:26 +0300 Subject: association_basics, updated how inverse_of works MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fixed bug in the example code. A bit related to rails issue in  https://github.com/rails/rails/issues/3223 --- guides/source/association_basics.textile | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/guides/source/association_basics.textile b/guides/source/association_basics.textile index d4c0a1ba74..f6b1a0ef7a 100644 --- a/guides/source/association_basics.textile +++ b/guides/source/association_basics.textile @@ -520,7 +520,7 @@ By default, Active Record doesn't know about the connection between these associ c = Customer.first -o = c.orders.first +o = c.orders[0] c.first_name == o.customer.first_name # => true c.first_name = 'Manny' c.first_name == o.customer.first_name # => false @@ -542,7 +542,7 @@ With these changes, Active Record will only load one copy of the customer object c = Customer.first -o = c.orders.first +o = c.orders[0] c.first_name == o.customer.first_name # => true c.first_name = 'Manny' c.first_name == o.customer.first_name # => true @@ -550,6 +550,7 @@ c.first_name == o.customer.first_name # => true There are a few limitations to +inverse_of+ support: +* They do not work with methods that invoke new query. E.g. using c.orders.first instead of c.orders[0] in the code above * They do not work with :through associations. * They do not work with :polymorphic associations. * They do not work with :as associations. -- cgit v1.2.3