定義
MongoDB\Databaseデータベースコマンドの実行やコレクションの管理など、データベースに対する一般的な操作のメソッドを提供します。
You can construct a database directly using the extension's MongoDB\Driver\Manager class or select a database from the library's
MongoDB\Clientclass. A database may also be cloned from an existingMongoDB\Databaseobject by using thewithOptions()method.MongoDB\Databasesupports the readConcern, readPreference, typeMap, and writeConcern options. If you omit an option, the database inherits the value from the Manager constructor argument or theClientobject used to select the database.Operations within the
MongoDB\Databaseclass inherit the Database's options.