Extend batchedUpdate to accept find() options, and use a hint in upgrade script query to suggest mongo uses the _id index GitOrigin-RevId: 7115f84d8be0c78ccb443051e911c931bf4aa0de
* Add script to upgrade v1 project histories (if no SL history) GitOrigin-RevId: 997308eec2ed09be4d9d203cb746ca8ac8c88e23
GitOrigin-RevId: 9f5fce9e162140579841cdad8a2ebb168dde72af