【场景三】Oracle11.2.0.4 DG搭建之主库在线复制数据库

适用场景：

主库的磁盘空间不足，在线复制Oracle DG.

rman target zee/zee@orcl AUXILIARY zee/zee@orcldg

run {
allocate channel pr1 type disk;
allocate channel pr2 type disk;
allocate channel pr3 type disk;
allocate channel pr4 type disk;
allocate auxiliary channel st1 type disk;
allocate auxiliary channel st2 type disk;
allocate auxiliary channel st3 type disk;
DUPLICATE TARGET DATABASE FOR STANDBY FROM ACTIVE DATABASE DORECOVER nofilenamecheck;
release channel pr1;
release channel pr2;
release channel pr3;
release channel pr4;
release channel st1;
release channel st2;
release channel st3;
}