Suppose the administrator chooses to create a new attribute called NotesDN, which is part of the personschema in the IBM Tivoli directory Server LDAP directory.
假定管理员选择创建一个称作NotesDN的新属性，这个属性将成为IBM Tivoli Directory Server LDAP目录中个人架构的一部分。
2
But now that we have a named type for Person, we could further improve the schema in listing 5 by re-using the Person type within AccountOwner.