One to one relationship shares same primary key. Phone Table {*CustomerID (foreign key), *phone number (text)}, here phone table and customer table share same primary key!
I'm thinking to get your ebook in the near future. I'm little bit overwhelmed with what i have right now.
Phone Table {*CustomerID (foreign key), *phone number (text)}
This is one to one relationship, so every customer will have three records since every customer will have to store 3 phone numbers (cell - home - work).
Assuming it is a must for a customer to store 3 numbers.
First of all, i'm glad to be part of your forum members! Hi to everybody...
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* represents primary key
As far as i see, this design is good. I need your confirmation I followed 1NF, 2NF, 3NF, and one to many relationships guidelines.
-Seller Table...
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