The application connects to localhost MySQL database for all queries.
It initially queries for all students to make the tables for. It will create a Excel sheet for each student and query the database for each subject they are enroled in and make a timetable with them.
It will then save the Excel sheets in a Excel file named "timetables3.xlsx".
Connection String: Server=localhost;Database=studenttimetable;Uid=student;Pwd=secret;