在保持数据完整性的同时,它们控制对后端数据的访问并在内部对当前事务和数据库锁定进行管理。
They control access to the back-end data and internally manage current transactions and database locking while preserving data integrity.
指定管理DN,它不用于访问控制或限制数据库的操作。
Specify the administrative DN, which not subject to access control or restrictions for operations on this database.
企业bean控制对后端数据的访问,并且在内部管理当前事务和数据库锁定。
The enterprise beans control access to the back-end data and internally manage the current transactions and database locking.
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