Does ERwin r9.7 support for Oracle Virtual Column?
Oracle Virtual Columns is supported in Oracle Database 11g Release 1. When queried, virtual columns appear to be normal table columns, but their values are derived rather than being stored on disc. If the datatype is omitted, it is determined based on the result of the expression.
So erwin r9.7 supports all functions for oracle 11g.
To use this function, you need to go to physical model and click Column properties, you will see Virtual Column option under ORACLE Tab. Please turn it on to be able to use it as shown below: