diff options
Diffstat (limited to 'activerecord/lib/active_record/locking/optimistic.rb')
| -rw-r--r-- | activerecord/lib/active_record/locking/optimistic.rb | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/locking/optimistic.rb b/activerecord/lib/active_record/locking/optimistic.rb index c66034d18b..ff9899d032 100644 --- a/activerecord/lib/active_record/locking/optimistic.rb +++ b/activerecord/lib/active_record/locking/optimistic.rb @@ -68,6 +68,7 @@ module ActiveRecord def update_with_lock(attribute_names = @attributes.keys) #:nodoc: return update_without_lock(attribute_names) unless locking_enabled? + return 0 if attribute_names.empty? lock_col = self.class.locking_column previous_value = send(lock_col).to_i |