Sequel.migration do up do SequelRails::connection.run 'ALTER TABLE organizations DROP COLUMN IF EXISTS here_maps_enabled' SequelRails::connection.run 'ALTER TABLE organizations DROP COLUMN IF EXISTS stamen_maps_enabled' SequelRails::connection.run 'ALTER TABLE users DROP COLUMN IF EXISTS here_maps_enabled' SequelRails::connection.run 'ALTER TABLE users DROP COLUMN IF EXISTS stamen_maps_enabled' add_column :organizations, :here_maps_enabled, :boolean, default: true add_column :organizations, :stamen_maps_enabled, :boolean, default: true add_column :users, :here_maps_enabled, :boolean, default: true add_column :users, :stamen_maps_enabled, :boolean, default: true end down do SequelRails::connection.run 'ALTER TABLE organizations DROP COLUMN IF EXISTS here_maps_enabled' SequelRails::connection.run 'ALTER TABLE organizations DROP COLUMN IF EXISTS stamen_maps_enabled' SequelRails::connection.run 'ALTER TABLE users DROP COLUMN IF EXISTS here_maps_enabled' SequelRails::connection.run 'ALTER TABLE users DROP COLUMN IF EXISTS stamen_maps_enabled' end end