2011
MAS 2011 Proceeding
Data Presentation and Transformation in Train Schedule Information Systems
Authors: Eugene Kopytov, Vasilijs Demidovs, Natalia Petukhova
Abstract
In the given paper the authors have considered two approaches of the multi-version data modeling in train schedule information systems, based on the different forms of data presentation point and interval forms correspondingly. The method of the interval data transformation in the point form is proposed. It is realized using SQL tools. The received results are applied in the information system of the inland train traffic schedule on the Latvian Railway.
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