You AskedDuring testing of the upgrade process in test system error ORA-02270 occurred.
To prevent this error we need a script to check the consistency of the data.
and we said ...We developed a SQL*Plus script (oracle) to find all constraints with type 'R' (Referential (Foreign Key) on a table.
To check if the data are consistent please check out following link:
https://community.automic.com/discussion/7877/