策略数据可以被复制或缓存，而且没有使用过期数据的风险。
Policy data can be replicated or cached without risk of using stale data.
常用的策略是让用户有机会合并其变更或用未过期数据重启流。
Common strategies are to present the user with an opportunity to merge his changes or to restart the flow with non-stale data.
不管是 email 还是普通文档，海量过期数据的归档需求将变得十分突出。
Whether e-mails or regular documents, the need to shift large volumes of dated and dormant data to compliant archives is becoming an IT priority.
应用推荐