Information system

Once the analysis is complete, the next step is to develop a series of models, based on the analysis document. These models will allow us later to implement a database, which will contain all the information necessary for the proper functioning of the computerized system.

An information system does not necessarily have to be computerized. Although most of today's systems are based on computer technology, there are still information systems where information is stored, manipulated and communicated using "traditional" means such as cupboards, filing cabinets, calculators, paper charts, etc.

The competitiveness of a company and its value on the market are determined by several elements, of different importance depending on the sector of activity. We can generally group these elements into two classes

Database Management System is a software that allows you to describe, modify, query and administer the data in a database. There are many relational database systems such as MySQL, MS Access, Oracle, Sybase, Informix, Postgres, and SQL Server

A coherent computer system of information likely to be used simultaneously by several people. In fact, a database is a collection of files shared by several users. It is therefore a set of structured, secure, consistent and shareable data.