事件和内部

Events and Internals

SQLAlchemy ORM 以及 Core 通常通过使用事件钩子进行扩展。请务必回顾 事件 中事件系统的一般使用情况。

The SQLAlchemy ORM as well as Core are extended generally through the use of event hooks. Be sure to review the use of the event system in general at 事件.