User - Person only ONE organization with a role: Manager - arrange the shifts. Employee - asking for a shift and assigned to it. ....

Shift - The actual time and date the employee(User) will work.

Shift configuration - The data specific for a shift: time, date, amount of workers.

Department - A group that the user is related to/ Place the user works for.

Availability - A user will choose the time and date he would like to work on, based on the shifts.

Work cycle- This table will allow you to manage and publish individual cycles based on the configurations.

Work cycle configuration - Tied to the department, ensuring each department can have customized cycle configurations.

Shift journal - History of each shift.(switch from user 1 to 2, changed time).

Work cycle journal - Added for tracking historical information about work cycles.