Re: multi table join question
Posted by: James Gordon
Date: February 16, 2007 09:10AM

I assume that you could do a select of all product/product types union minus all of the product/product types that the customer has bought.

Otherwise select all of the product types where not exists a customer record for that product with that product type?

James.

Options: ReplyQuote


Subject
Written By
Posted
February 12, 2007 11:57AM
Re: multi table join question
February 16, 2007 09:10AM
April 09, 2007 06:04AM


Sorry, you can't reply to this topic. It has been closed.

Content reproduced on this site is the property of the respective copyright holders. It is not reviewed in advance by Oracle and does not necessarily represent the opinion of Oracle or any other party.