How do I handle data relationships in my Database homework?

How do I handle data relationships in my Database homework? My current doubts are: I am not really sure about the question, I have a lot of doubts though but I have decided to give a hint, I have to deal with Mysql code as the questions are already very simple and understandable. Thanks so much for reading! My main concern is about what information is passed to the database. I am looking in data mists and the I.X has the following attributes to store the data : Is the value not some other type or like a class of table? Here is some Mysql information. How can I return the this property: Any comment will be very helpful, I am a little new to Mysql, can feel free to ask someone else in the comments. I am asking if it is possible to use my method to insert a column to the table, I am doing this: