Any help? I need these 3 ID's to work for me in SQL : The Title of my project is Media Advertisements DB. I want these to be displayed in a Java GUI in a pretty accordingly and neat way. Like there are options where the user can view those different tables, but also to display them all at but when i display those, it is disaccordingly... Any help to make the structure better?

[Here are the tables i've made:][1]


  [1]: https://i.stack.imgur.com/QPhzj.png