diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters')
-rw-r--r-- | activerecord/lib/active_record/connection_adapters/column.rb | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/column.rb b/activerecord/lib/active_record/connection_adapters/column.rb index 3eddb69e73..a7856539b7 100644 --- a/activerecord/lib/active_record/connection_adapters/column.rb +++ b/activerecord/lib/active_record/connection_adapters/column.rb @@ -1,3 +1,5 @@ +require 'set' + module ActiveRecord # :stopdoc: module ConnectionAdapters |