rman如何指定还原数据库文件目录 控制文件可以自动找到备份文件1，先list backup看下。看以前的备份还有没有。如果没有，拷回到以前地方。restore database；试下2，重新指定备份集catalog start with '备份集目录'
rman 使用恢复目录需要重单独新建一个数据库吗 创建恢复目录所用的表空间 SQL>；create tablespace rcat_ts datafile '/u01/app/oracle/product/rcat.dbf' size 15M；Tablespace created.-创建恢复目录所有者 SQL>；create user rcowner identified by rcpass default tablespace rcat_ts quota unlimited on rcat_ts；User created.SQL>；grant recovery_catalog_owner to rcowner；Grant succeeded.SQL>；-创建恢复目录[oracle@localhost product]$rman RMAN>；connect catalog rcowner/rcpass@orcl connected to recovery catalog database RMAN>；RMAN>；create catalog；recovery catalog created RMAN>；exit-在恢复目录中注册数据库[oracle@localhost product]$rman target/catalog rcowner/rcpass@orcl RMAN>；register database；database registered in recovery catalog starting full resync of recovery catalog full resync complete RMAN>；
