https://rupeshanantghubade.blogspot.com/2017/05/how-to-attach-oracle-home-to-inventory.html $ORACLE_HOME/OPatch/opatch lsinventory export OHOME=/u02/ebs/app/oracle/dbhome/11.2.0.4/hermesexport OHOMENAME=OraDB11204Home1cd $OHOME/oui/bin ./runInstaller -attachhome ORACLE_HOME=$OHOME ORACLE_HOME_NAME=$OHOMENAME $*Starting Oracle Universal Installer……

select min(maxnc), null from  (select max(next_change#) maxnc from v$backup_redolog group by thread#) col min(maxnc) format…

Validate backup – http://www.oracle-scn.com/rman-restore-validate-a-proactive-health-check/

https://clouddba.co/awr-report-analysis-depth-part-1/

https://ss64.com/orav/V$SQLAREA.html