database/migrations/2014_10_12_000000_create_users_table.php

...ase/migrations/2020_03_11_190605_create_courses_table.php

...base/migrations/2020_03_11_190629_create_topics_table.php

...igrations/2020_03_11_190641_create_spreadsheets_table.php

...migrations/2020_03_11_190702_create_user_course_table.php

database/seeds/CoursesTableSeeder.php

database/seeds/DatabaseSeeder.php

database/seeds/SpreadsheetsTableSeeder.php

database/seeds/TopicsTableSeeder.php

database/seeds/UsersTableSeeder.php