Optach for RDBMS Oracle_HOme

connect as oracle
set env of instance


1) down load the patch from updates.oracle.com to $ORACLE_HOME/patch

unzip the patch.

During uzipping please note down the directory it is creating.

cd to that directory. copy the directory path(copied path).

2)

export PATH=/OPatch:$PATH

export PATH=/opt/perl/bin:$PATH

3)
Apply the patch by this command

opatch apply -invPtrLoc /oraInst.loc /