diff options
Diffstat (limited to 'activerecord/lib/active_record/associations')
-rw-r--r-- | activerecord/lib/active_record/associations/collection_association.rb | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb index c4ac2c9f77..11608a8ec1 100644 --- a/activerecord/lib/active_record/associations/collection_association.rb +++ b/activerecord/lib/active_record/associations/collection_association.rb @@ -11,6 +11,10 @@ module ActiveRecord # HasManyAssociation => has_many # HasManyThroughAssociation + ThroughAssociation => has_many :through # + # CollectionAssociation class provides common methods to the collections + # defined by +has_and_belongs_to_many+, +has_many+ and +has_many+ with + # +:through+ association option. + # # You need to be careful with assumptions regarding the target: The proxy # does not fetch records from the database until it needs them, but new # ones created with +build+ are added to the target. So, the target may be |