dataguard说难也难,说易也易,关键在于之前的rman,tns等每一步都配置好,对应目录都创建好,剩下的就那么关键的几步。关键的步骤:1 备份主库。[oracle@node3]$: $ORACLE_HOME/bin/rman target /RMAN> run {allocate channel c1 device type disk format '/soft/backup1/%U' connect sys/manager@rac1;allocate channel c2 device type disk format '/soft/backup1/%U' connect sys/manager@rac2;backup database plus archivelog delete all input; }RMAN> run {allocate channel c1 device type disk format '/soft/backup1/CON_%U';b...
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