This week's book giveaway is in the OCAJP forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide 1Z0-808 and have Jeanne Boyarsky & Scott Selikoff on-line! See this thread for details.
Here Tblproduct is my main table , I need to make a relation with all other subcategory products table. But when I try to add the more than one OneToOne relation within product table it gives following error