在默认情况下，以用户级安全性创建类缓存，所以只有创建这个缓存的用户才能访问它。
By default, class caches are created with user-level security, so only the user that created the cache can access it.
基于角色的安全性是一种用户级安全性，主要关注用户的逻辑角色而不是个人身份。
Role based security is described as user-level security which focuses on the logical role of a user rather than the user's individual identity.
集合级安全性用来关联集合与授权用户组。
Collection level security is used to associate collections with sets of authorized users.
应用推荐