Applying data warehousing technology to support planning and control on mass transit companies

this paper describes the methodology used in the construction of a data warehousing project to support planning and control on mass transit companies. the data sources used were the ones from the gist98/eurobus system - a computer application for supporting operational planning in public transport companies. firstly, the main data warehousing concepts and definitions are introduced. after the problem description and a brief analysis of different data warehousing methodologies, the analysis and development phases of the data warehousing project are presented. finally, in the conclusions, the main advantages to implement such a system in the situation described are emphasized.