Authentication
このセクションでは、本プロバイダーの接続文字列で設定可能なAuthentication プロパティの全リストを提供します。
| プロパティ | 説明 |
| AuthScheme | Google Spanner への接続に使用する認証方法を指定します。 |
| InstanceId | The id of the Google Spanner instance to which you are connecting. |
| Database | The name of the Google Spanner database to connect to. If not specified, the driver will attempt to expose all databases within the instance as separate catalogs. When accessing multiple databases, ensure the following OAuth scopes are configured: https://www.googleapis.com/auth/spanner.admin and https://www.googleapis.com/auth/spanner.data. |
| DatabaseDialect | The dialect type of the connected database. |
| ProjectId | The id of the project where your Google Spanner instance resides. |