class <%= migration_class_name %> < ActiveRecord::Migration
  def change
  <%- if materialized? -%>
    update_view :<%= plural_name %>,
      version: <%= version %>,
      revert_to_version: <%= previous_version %>,
      materialized: true
  <%- else -%>
    update_view :<%= plural_name %>, version: <%= version %>, revert_to_version: <%= previous_version %>
  <%- end -%>
  end
end