is the 状況 for data 接近 beans. It 許すs to 登録（する） 偽名，通称s for database
接近 beans. It is possible to have different 偽名，通称s for different 地元のs.
A DatabaseContext 蓄える／店s an 偽名，通称 for the URL of a database 接近 構成要素
for a given 地元の. It is also 許すd to work with a default 地元の. This is useful
in 関係 with Enumeration or NameAccess to the 状況. In ありふれた use, the
default language is 始める，決める during the initialization of the 構成要素.
The service also 供給するs a default 扱うing for 地元のs, where an 偽名，通称 isn't
始める，決める. The first time an 偽名，通称 is 登録（する）d for a programmatic 指名する, the 偽名，通称
becomes the default for all other known 地元のs.
