This feature of the XQuery makes it possible to push not only the business logic but also the publishing to the database server, in effect making the middle tier application very simple and thin.
使用XQuery的此功能，不仅可以推出业务逻辑，而且可以发布到数据库服务器，从而有效地使中间层应用程序非常简单。
First, the Investment Management and Private Banking Group's IT policy states that all business logic should reside in stored procedures and not at the middle tier (application server) level.
第一，Investment Management and Private Banking Group的IT策略规定所有的业务逻辑应该驻留在存储过程中而不是驻留在中间层(应用程序服务器)级别。
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