Designing a SQL schema for a combination of many-to-many relationship (variations of products)

Question

I hope the title is somewhat helpful. I\'m using MySQL as my database

I am building a database of products and am not sure how to handle storing prices/SKU of variat

Answer 1

Sku is your primary key. You can setup foreign key relationships to the variants table with sku. Forget about productid entirely.

Create table x (sku, price, description) primary key sku