We want to convert the oracle11g database version 188.8.131.52.0 character set from 'WE8ISO8859P15' to 'UTF8' with out dataloss in the existing database.
What steps we have to follow to do the characterset migration from 'WE8ISO8859P15' to 'UTF8' with out dataloss. we don't want to create new database. We want to do this activity in the existing database with out any dataloss. Please provide the elobarated steps to do this migration. Is there any specific document exists to do this process for each step wise in elobarated manner.
We have to this characterset migration in the oracle database version 184.108.40.206.0 alone with out upgraing to the 220.127.116.11.