A Study on Developing a Payroll Management System based on Employee Performance for Dinakara Life Sciences Pvt. Ltd.

Payroll Management System is the system that maintains all the records of all the employees and accountants of an organization. This system is developed to ease the process of searching and maintaining the valuable records of all type of users (i.e., employees and accountants).

Users of payroll Management System:
Employee- Employee is a user that can view and update its details, can view his own pay slip and can apply for leave.
Admin- Admin is a user who manages information about all the employees and add the employees.
Manager- Manager is a user who can only add information of new employees PayScale and payslips.

Database-A database is an organized collection of data, generally stored and accessed electronically from a computer system. It supports the storage and manipulation of data. In other words, databases are used by an organization as a method of storing, managing and retrieving information.

Inside a database, the data is recorded in a table which is a collection of rows, columns, and it is indexed so that to find relevant information becomes an easier task. As new information is added, data gets updated, expanded and deleted. The various processes of databases create and update themselves, querying the data they contain and running applications against it.

The are several different types of database models have been developed so far, for example, flat, hierarchical, network and relational. These models describe the operations that can be performed on them as well as the structure of the conforming databases. Normally there is a database schema which describes the exact model, entity types, and relationships among those entities.