vreddy wrote:There shouldn't BE a new sid ....
Yes, Install 188.8.131.52 in separate home.
Then upgrade database using dbua, it is quite easy compared to manual upgrade.
1)First install 184.108.40.206 in separate home
2)Take backup of database
3)export ORACLE_HOME=<NEW 220.127.116.11 home path>
export ORACLE_SID=<NEW SID>
export PATH=NEW 18.104.22.168 HOME/bin:$PATH
type dbua----it should pick from new home
dbua -silent -sid <sidname>
4)Apply below mandatory patches after upgrading to 22.214.171.124
Things to Consider Before Upgrading to 126.96.36.199 to Avoid Poor Performance or Wrong Results [ID 1392633.1]