- m -

• majority() : mongocxx::write_concern
• match() : mongocxx::pipeline
• matched_count() : mongocxx::result::bulk_write , mongocxx::result::replace_one , mongocxx::result::update
• max() : mongocxx::options::create_collection
• max_await_time() : mongocxx::options::find
• max_time() : mongocxx::options::aggregate , mongocxx::options::count , mongocxx::options::distinct , mongocxx::options::find , mongocxx::options::find_one_and_delete , mongocxx::options::find_one_and_replace , mongocxx::options::find_one_and_update
• mode() : mongocxx::read_preference
• modified_count() : mongocxx::result::bulk_write , mongocxx::result::replace_one , mongocxx::result::update
• modifiers() : mongocxx::options::find
• modify_collection() : mongocxx::database