Ways databases can be used in content area

Databases are the new spreadsheets. But using the database, to me, is so much easier. Below you will find ways to implement databases to assist in the content area that is chosen.
1. Databases are, of course, used to keep up with things like names and addresses.
2. It can also be used to compute who all in the class has certain allergeries and who takes what medication.
3. Databases can be used to keep track of grades and
4. To store parent or guardian information