EMAIL ADDRESSES OF RDBMS SUPPLIERS

I am still looking for the email addresses of suppliers of the following RDBMS products: DB2 GUPTA SYBASE INFORMIX I am also interested in a contact to the developers of STARBUST I would like to get this informations, because I am looking for new generations of Relational Database Managment Systems (RDBMS), which try to integrate object-oriented features. With SQL3 the national and international standardization bodies extend the SQL standard to provide object-oriented support in relational database systems. Which commercial relational systems will try to integrate respectively already integrate object-orientation ? Please give a short hint to the following Email-address if you could help me. Many thanks in advance Frank ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + FernUniversitaet Hagen + Frank Lenzen + + Praktische Informatik I + + + Postfach 940 + + + D - 58084 Hagen + EMail: lenzen@fernuni-hagen.de + + Germany + Fax-No. : +49.2331.987.314 + ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++