【多选题】
A RMAN can recover tables in the SYSAUX tablespace
B RMAN always uses an auxiliary instance
C RMAN can recover a table after a DDL operation has altered the table structure.
D RMAN can recover tables owned by the sys user.
E RMAN can recover tables in the SYSTEM tablespace
F RMAN can recover tables in a standby database
G RMAN can recover tables owned by the SYSTEM user.
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