Chris@909: class AddRoleTrackerOldStatusIndexToWorkflows < ActiveRecord::Migration
Chris@909:   def self.up
Chris@909:     add_index :workflows, [:role_id, :tracker_id, :old_status_id], :name => :wkfs_role_tracker_old_status
Chris@909:   end
Chris@909: 
Chris@909:   def self.down
Chris@909:     remove_index(:workflows, :name => :wkfs_role_tracker_old_status); rescue
Chris@909:   end
Chris@909: end