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关于增量备份的问题!
增量备份要先complete,然后再incremental 和cumulative ,后二者可全选也可任选其一,给你举个例子你会明白一些的
下面是一个备份顺序:
one complete export called X1
two cumulative exports called C1 and C2
three incremental exports called I1, I2, and I3
then you should import in the following order:
按上面的备份就有下面的恢复办法
imp system/manager INCTYPE=SYSTEM FULL=Y FILE=I3 --最近一次的
imp system/manager INCTYPE=RESTORE FULL=Y FILE=X1 --后面按顺序
imp system/manager INCTYPE=RESTORE FULL=Y FILE=C1
imp system/manager INCTYPE=RESTORE FULL=Y FILE=C2
imp system/manager INCTYPE=RESTORE FULL=Y FILE=I1
imp system/manager INCTYPE=RESTORE FULL=Y FILE=I2
imp system/manager INCTYPE=RESTORE FULL=Y FILE=I3 |
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