diff options
Diffstat (limited to 'activerecord/lib/active_record/associations.rb')
| -rwxr-xr-x | activerecord/lib/active_record/associations.rb | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index b2a2ed6e11..dce4f350e8 100755 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -227,7 +227,9 @@ module ActiveRecord # This will also destroy the objects if they're declared as belongs_to and dependent on this model. # * <tt>collection=objects</tt> - replaces the collections content by deleting and adding objects as appropriate. # * <tt>collection_singular_ids=ids</tt> - replace the collection by the objects identified by the primary keys in +ids+ - # * <tt>collection.clear</tt> - removes every object from the collection. This does not destroy the objects. + # * <tt>collection.clear</tt> - removes every object from the collection. This destroys the associated objects if they + # are <tt>:dependent</tt>, deletes them directly from the database if they are <tt>:exclusively_dependent</tt>, + # and sets their foreign keys to NULL otherwise. # * <tt>collection.empty?</tt> - returns true if there are no associated objects. # * <tt>collection.size</tt> - returns the number of associated objects. # * <tt>collection.find</tt> - finds an associated object according to the same rules as Base.find. |