A.數(shù)據(jù)庫中對象的物理組織 B.數(shù)據(jù)庫中對象的邏輯組織 C.索引的集合 D.備份方案
A.ALTER SYSTEM SETAUDIT_TRAIL=DB B.ALTER SYSTEM SETAUDIT_TRAIL=DBDEFERRED C.ALTER SESSION SETAUDIT_TRAIL=DB D.ALTER SYSTEM SETAUDIT_TRAIL=DBSCOPE=SPFILE
A.startup B.startup mount C.alter database mount D.alter database open