How a Clone Database Is Mounted (296)

A clone database is a specialized copy of a database that can be used for tablespace
point-in-time recovery. When you perform tablespace point-in-time recovery, you
mount the clone database and recover the tablespaces to the desired time, then export
metadata from the clone to the primary database and copy the datafiles from the
recovered tablespaces.

克隆資料庫如何裝載
1. 克隆資料庫可用於按時間點恢復
2. 當使用者按時間點恢復表空間時,需要將克隆資料庫裝載 , 將其中的表空間恢復到期望的時間,
然後將克隆資料庫中被恢復的表空間的後設資料及資料檔案複製到主資料庫

[@more@]