An Entity-Relationship (ER) diagram is a visual representation of the logical structure of a database or data storage system. It helps identify the entities, their properties, and the relationships between them.
For an employee payroll management system, an ER diagram can be used to illustrate the relationships between various entities such as payroll, salary, employee, appraisals, working points, and payments.
If you are looking for an ER diagram template for an employee payroll management system, you can find one on EdrawMax. It allows enterprises to easily manage personnel distribution through the management system. The template provides a four-step procedure that includes Employee Management System, Employee Information System, Staff Management System, and Payroll.
Another resource you can explore is FreeProjectz. They have an ER diagram model for a Payroll Management System Entity that shows all the visual instruments of database tables and the relations between Salary, Appraisals, Payroll, Payments, etc..