ZODB is a robust, multi-user, object-oriented database system capable of storing and managing arbitrarily complex Python objects with transaction support and concurrency control.

ZODB是一个健壮的、多用户的和面向对象的数据库系统，它能够存储和管理任意复杂的Python对象，并支持事务操作和并发控制。

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The invention system comprises personal information database, user database, dispatch servo, mobile multi-media broadcast servo and mobile communication servo.

本发明系统包括：个性化信息数据库、用户数据库、调度服务器、移动多媒体广播网服务器和移动通信网服务器。

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Integrated permit system to support multiple sites with the same account database, multi-station simultaneous log out, the user experience better, help site management and operations.

集成了通行证系统支持多个网站用同一个账号库，实现多站同步登录退出，用户体验更好，有利于网站管理和运营。

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