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| author | Francesco Rodriguez <lrodriguezsanc@gmail.com> | 2012-05-17 23:25:27 -0500 |
|---|---|---|
| committer | Francesco Rodriguez <lrodriguezsanc@gmail.com> | 2012-05-17 23:25:27 -0500 |
| commit | c0c0ef59921a4a8795cd20348afc243cccc4821e (patch) | |
| tree | fe0e20bbc265f5252aa545c809b49de55da6a9fc /activerecord/lib/active_record/associations | |
| parent | e66c0fc04967a122cfec656e5473a57ab0223183 (diff) | |
| download | rails-c0c0ef59921a4a8795cd20348afc243cccc4821e.tar.gz rails-c0c0ef59921a4a8795cd20348afc243cccc4821e.tar.bz2 rails-c0c0ef59921a4a8795cd20348afc243cccc4821e.zip | |
add more explanation to CollectionAssociation docs
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 |