Parent-Child Relationship: E-R Diagram

Question

Would you please let me know a reference document or web references for a good E-R diagram displaying Parent Child relationships between the tables (Min. of 8 tables) with MS SQL Server 2008 database?

I am planning to design a big database, so looking forward for your help.

Answer 1

Here, let me google that for you: http://images.google.com/images?hl=en&safe=off&q=er%20diagram%20parent%20child%20relationship&um=1&ie=UTF-8&sa=N&tab=wi

Answer 2

Take a look at Oracle's Datamodeler Tool.