diff options
Diffstat (limited to 'activerecord/lib/active_record/associations')
| -rw-r--r-- | activerecord/lib/active_record/associations/has_and_belongs_to_many_association.rb | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/activerecord/lib/active_record/associations/has_and_belongs_to_many_association.rb b/activerecord/lib/active_record/associations/has_and_belongs_to_many_association.rb index 9183445d74..107f3ef12c 100644 --- a/activerecord/lib/active_record/associations/has_and_belongs_to_many_association.rb +++ b/activerecord/lib/active_record/associations/has_and_belongs_to_many_association.rb @@ -122,8 +122,10 @@ module ActiveRecord when @association_foreign_key attributes[column.name] = record.quoted_id else - value = @owner.send(:quote, record[column.name], column) - attributes[column.name] = value unless value.nil? + if record.attributes.has_key?(column.name) + value = @owner.send(:quote, record[column.name], column) + attributes[column.name] = value unless value.nil? + end end attributes end |