管理与一段时间内获得的所有客户相关的数据语料库。管理客户所有数据的存储、维护、访问、修订和使用。确保其安全性，并确定对组织有益的合法用例。 Managing the corpus of data relating all customers acquired over time. Manage the storage, maintenance, access, revision, and usage of all data on customers. Ensure its security, and determine legitimate use cases that are beneficial to the organization.