INNER JOIN tbl_payroll ON tbl_employee.employee_id = tbl_payroll.employee_id INNER JOIN tbl_job ON tbl_employee.job_id = tbl_job.job_id INNER JOIN tbl_salary ON tbl ...

This is a database-driven payroll system built using Python (Flask) and PostgreSQL. It allows HR managers to manage employees, departments, attendance, deductions, and generate payrolls with ease.