gscheibel/hibernate-ogm — comment on commit 9241f868cc1928b67e18c41618a27739bb3cf8da
File: hibernate-ogm-mongodb/src/main/java/org/hibernate/ogm/dialect/mongodb/MongoDBDialect.java line 148
By emmanuelbernard:

Tuple is very nice because it gives you the list of operations that have been applied on it since the snapshot has been created. `Tuple.getOperations()` This let's you only update fields that have changed for real and in MongoDB will be much faster (as the payload will be smaller).