问题:
Consider this RMAN command:
RMAN> CONFIGURE RETENTION POLICY CLEAR;
What is the effect of this command?()
A . Backups will never expire.
B . It removes any retention policy.
C . The DELETE OBSOLETE command will fail with an error.
D . It sets the retention policy to the default of REDUNDANCY 1.
Consider this RMAN command:
RMAN> CONFIGURE RETENTION POLICY CLEAR;
What is the effect of this command?()
● 参考解析
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