执行这个函数模块的用户需要有在逻辑表级访问数据的权限。

The user executing the function module needs to have the appropriate rights to access data at the logical table level.

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换句话说，如果对某个表的所有访问都是静态的，则DBA将不需要授予对整个表或视图的访问权限，而是仅授予对包的访问权限。

In other words, if all access to a table is static, the DBA would not need to grant access to the entire table or view, just to the package.

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顾客登录不能访问存储机密数据的表，而只有对特定表的只读权限；雇员登录拥有全部的访问权限。

The customer login cannot access the confidential tables, and has read-only access to certain data; the employee login has full access.

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