You are using TISPITR to recover one or more tablespaces to a previous time in point or back to a specific SCN. What included in the recovery set?(Choose all that apply.)
A. A copy of the SYSTEM tablespace
B. A copy of the SYSAUX tablespace
C. A copy of the UNDO tablespace
D. A temporary tablespace for exported database objects from the auxiliary instance
E. The datafiles from the tablespaces to be recovered
Answer: E
恢复集(recovery set)包括需要恢复的表空间的数据文件；
辅助集(auxiliary set)包括进行表空间时间点恢复所必须的恢复集以外的表空间的数据文件。通常包括：
SYSTEM和SYSAUX表空间
UNDO表空间
Temporary表空间
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