even though the data sources doesnt support RDA, you can create info package with RDA enabled and achieve real time data...
This means even though datasources like 0CUSTOMER_ATTR, 0CUSTOMER_TEXT, etc are not support RDA in "datasource level", Real time data can be achieved by creating a special info package with RDA enabled...
No need to create a generic data source...
Have i made my points clear...
If not please revert back...
Thanks,
Nithesh.