retention age meaning in Chinese

保存年龄

Did you specify a reasonable retention age
是否指定了合理的保持期？
The longer the retention age , the more data will accumulate in your tables
（保持期越长，表中积累的数据将越多。）
The data retention age is the minimum age at which event and notification data can be removed
数据保持期是可以删除事件和通知数据的最小期限。
For example , a retention age of one day specifies that data cannot be removed until it is at least one day old
例如，保持期一天指定至少在一天的时间内不能删除数据。
When you define an application , you specify the application s data retention age and the vacuuming schedule
定义应用程序时，可以指定应用程序的数据保持期和清除计划。