text: /* Copyright 2017 New Vector Ltd
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *    http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  -- register a background update which will recreate the
  -- local_media_repository_url_idx index.
  --
  -- We do this as a bg update not because it is a particularly onerous
  -- operation, but because we'd like it to be a partial index if possible, and
  -- the background_index_update code will understand whether we are on
  -- postgres or sqlite and behave accordingly.
  INSERT INTO background_updates (update_name, progress_json) VALUES
      ('local_media_repository_url_idx', '{}');
  