class AddRoleTrackerOldStatusIndexToWorkflows < ActiveRecord::Migration[4.2]
	def self.up
		add_index :workflows, [:role_id, :tracker_id, :old_status_id], :name => :wkfs_role_tracker_old_status
	end

	def self.down
		remove_index(:workflows, :name => :wkfs_role_tracker_old_status);
	rescue
	end
end
