diff options
| -rwxr-xr-x | activerecord/lib/active_record/associations.rb | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index 8b51a38f48..425d71ecc1 100755 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -1149,13 +1149,15 @@ module ActiveRecord # <b>WARNING:</b> If you're overwriting the table name of either class, the +table_name+ method # MUST be declared underneath any +has_and_belongs_to_many+ declaration in order to work. # [:foreign_key] - # Specify the foreign key used for the association. By default this is guessed to be the name - # of this class in lower-case and "_id" suffixed. So a Person class that makes a +has_and_belongs_to_many+ association + # Specify the foreign key used for the association (on "this side" of association). + # By default this is guessed to be the name of this class in lower-case and "_id" suffixed. + # So a Person class that makes a +has_and_belongs_to_many+ association to Project # will use "person_id" as the default <tt>:foreign_key</tt>. # [:association_foreign_key] - # Specify the association foreign key used for the association. By default this is - # guessed to be the name of the associated class in lower-case and "_id" suffixed. So if the associated class is Project, - # the +has_and_belongs_to_many+ association will use "project_id" as the default <tt>:association_foreign_key</tt>. + # Specify the association foreign key used for the association (on the "other side" of association). + # By default this is guessed to be the name of the associated class in lower-case and "_id" suffixed. + # So if a Person class makes a +has_and_belongs_to_many+ association to Project, + # the association will use "project_id" as the default <tt>:association_foreign_key</tt>. # [:conditions] # Specify the conditions that the associated object must meet in order to be included as a +WHERE+ # SQL fragment, such as <tt>authorized = 1</tt>. Record creations from the association are scoped if a hash is used. |