Design and creation of an request management information system for a mobile operator company
Abstract
Design and creation of an request management information system for a mobile operator company
Incoming article date: 16.04.2022The subject area analysis and the information system design using the methodology of the object-oriented approach and CASE-technologies is carried out. The used CASE tools made it possible to obtain a visual model in the form of UML diagrams. The IS data structure and composition is described. The IS requirements are formulated. Technical requirement has been formed. UML diagrams describing the AIS are constructed at the design stage. The database of the information system was designed in the form of ERD diagrams, using the CASE-tool ERwin Data Modeler. Automatic generation of an SQL script was performed to create all tables and relationships in the selected DBMS MySQL, including primary and foreign keys, relationships between tables, database integrity, etc. The information system user interface was designed, too.
Keywords: subject area analysis, design, modeling, information system, object-oriented approach, CASE tool, UML language, UML diagram, ERD diagram