www.asp.net is probably the best place to start.

Here's a basic tutorial :
http://www.veign.com/vrc_codeview.asp?type=app&id=56

Here's another :
http://www.daniweb.com/tutorials/tutorial19303.html

Those examples use an Acess database, but it should be
real simple to adapt them to other database platforms.

Here's a great place to find proven connection strings,
if you want to use a different database platform :

http://www.connectionstrings.com/

Juan T. Llibre
ASP.NET MVP
http://asp.net.do/foros/
Foros de ASP.NET en Español
Ven, y hablemos de ASP.NET...
======================

STFW