取决于应用程序复杂性，或许可以开发一个使用元数据描述授权规则的自定义框架，以自动将安全更改应用到SQL。
Depending on the application complexity, it may be feasible to develop a custom framework that USES metadata to describe authorization rules and applies security changes to the SQL automatically.
“资源描述框架”（Resource Description Framework（RDF））是一个建模系统，该系统具有解决这种元数据交换的一些功能。
Resource Description Framework (RDF) is a modeling system with some facilities for addressing just such metadata exchange.
在低层框架上构建应用逻辑层，并用元数据文件描述模块功能。
Application logic layer was established in lower layer frame, function module was described with metadata file.
在低层框架上构建应用逻辑层，并用元数据文件描述模块功能。
Application logic layer was established in lower layer frame, function module was described with metadata file.
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