reactivemongo.api.commands.FindAndModifyCommand
the command result must be the new object instead of the old one.
the modifier document.
if true, creates a new document if no document matches the query, or if documents match the query, findAndModify performs an update
(Since version 0.20.3) No longer a case class
(Since version 0.20.3) No longer a case class
(Since version 0.20.3) No longer a case class
(Since version 0.20.3) No longer a case class
Update (part of a FindAndModify command).