昨天在使用RMAN备份在异机恢复的时候，遇到了RMAN-06023错误。 RMAN> run{ 2> allocate channel c1 device type disk ; 3> allocate channel c2 device type disk ; 4> allocate channel c3 device type disk ; 5> allocate channel c4 device type disk ; 6> set newname for datafile '/u01/a ...