Changes In Business Content and Extractors after r/3 upgrade

Hi All,

We are in the process of upgrading from R/3 4.0b to ECC 6.0.

with the BW system bein upgraded to BI 7.0

Question.

What changes would occur for the business content and extractors after the R/3 upgrade.

Thanks in advace.

Regards,

Nikhil.S