Looking to generate an invoice using product tables

Hi, It looks like you need up read up on how SQL relationships works. Here are one to get you started:
https://code.tutsplus.com/articles/sql-f...--net-8561

After you have mastered relationships you can dive into the starter tutorials in the documentation. But instead of making one insert, you will be making (maybe 3) at the same time. To get your database tables linked.