DB2 Error Code 904 – ORA-00904: invalid column name

In this post, you’ll learn about the DB2 error 904-ORA-00904: invalid column name and the reason why you are receiving the error message and how to fix it

How does this Error Message Looks like

904 – ORA-00904: invalid column name

Reason for the Error & Solution

The database schema does not match the mapping defined in the metadata for the persistent class. See the mapping documentation.