While this is a fairly trivial example, it is not difficult to imagine more complicated examples working on groups of users, product catalogs, or reference databases.
尽管这是一个相当微不足道的示例，但不难想象在用户组、产品目录或引用数据库上更复杂示例的运行。
While this is a fairly trivial example, it is not difficult to imagine more complicated examples working on groups of users, product catalogs, or reference databases.
尽管这是一个相当微不足道的示例，但不难想象在用户组、产品目录或引用数据库上更复杂示例的运行。
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