sqlplus / as sysdba

>select * from v$version;

export ORACLE_SID=orcl

rman targer /

>backup full database plus archivelog;

sqlplus / as sysdba

>startup upgrade
>@$ORACLE_HOME/rdbms/admin/catupgrd.sql
>shutdown immediate
>startup
>@$ORACLE_HOME/rdbms/admin/utlrp.sql
>select * from utl_recomp_errors; ----------> 无选定行说明无错误

>select name from v$database ------->确认ORACLE_SID正确，为oral
>show user ------->确认当前使用者为SYS
>select tablespace_name,bytes from dba_data_files ------>确认表空间大小
>@$ORACLE_HOME/rdbms/admin/catalog.sql
>shutdown immediate
>startup

/etc/ora*
/usr/local/bin/oraenv
/usr/local/bin/dbhome
/usr/local/bin/coraenv
$ORACLE_BASE/*