the modifier document.
the command result must be the new object instead of the old one.
the command result must be the new object instead of the old one.
the modifier document.
(update: StringAdd).self
(update: StringFormat).self
(update: ArrowAssoc[Update]).x
(Since version 2.10.0) Use leftOfArrow instead
(update: Ensuring[Update]).x
(Since version 2.10.0) Use resultOfEnsuring instead
Update (part of a FindAndModify command).
the modifier document.
the command result must be the new object instead of the old one.
(Since version 0.11.0) consider using reactivemongo.api.commands.FindAndModifyCommand instead