i have oracle 11g R1 (18.104.22.168) 32 bit on windows server 2003 and it is ok , I migrated to oracle R1 (22.214.171.124) 64 bit on windows server 2008 R2 64 bit . I have many problem and server is not stable .
now i wanna migrate to oracle 11g R2 64 bit on windows server 2008 R2 .
my question is if i migrate from oracle 126.96.36.199 (32 bit) to oracle 11g R2 64 bit , what are it's risks , do i need any patch , which exact version i should install and .....
thankd u in advance for your answer