The oplog replication provided by Mongo is a very different mechanism than RethinkDB's change feeds. This is a pretty good overview of the differences: https://

The oplog replication provided by Mongo is a very different mechanism than RethinkDB's change feeds. This is a pretty good overview of the differences: https://www.compose.com/articles/rethinking-changes-how-two-databases-handle-change-notification/ https://www.compose.com/articles/rethinking-changes-how-two-...