Titlebook: Databases and Information Systems; 12th International B Guntis Arnicans,Vineta Arnicane,Laila Niedrite Conference proceedings 2016 Springer

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Database to Ontology Mapping Patterns in RDB2OWL Lite patterns arising in mapping definition. RDB2OWL Lite is a simplification of original RDB2OWL with aggregation possibilities and order-based filters removed, while providing in-mapping SQL view definition possibilities. The mapping constructs and their usage patterns are illustrated on mapping examp

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DSML Tool Building Platform in WEB graphical diagrams but the technologies have evolved and currently the limitations are eliminated. Basically, the platform consists of three components – Presentation, engine, Interpreter and the Configurator. The paper gives an explanation what are the tasks for each of the component and how they

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Scheduling Approach for Enhancing Quality of Service in Real-Time DBMSRTDBMSs (Real-Time DataBase Management Systems) are an appropriate formalism to handle such applications. However, a RTDBMS often goes through overload periods following the unexpected arrival of user transactions. During such periods, transactions are more likely to miss their deadlines and that di

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A Comparative Analysis of Algorithms for Mining Frequent Itemsets appeared numerous new methods of finding frequent itemsets, which underlines the importance of this problem. The number of algorithms has increased, thus making it more difficult to select proper one for a particular task and/or a particular type of data. This article analyses and compares the twel