Titlebook: Databases and Information Systems; Fourth International Janis Barzdins,Albertas Caplinskas Book 2001 Springer Science+Business Media Dordre

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headway

Indebted

Precise Enterprises and Imperfect Datascribing the state of some enterprise. Most current information systems model enterprises that are crisp. A crisp enterprise is defined as one that is highly quantifiable; all relationships are fixed, and all attributes are atomic valued. The premises on which this paper is based are precise enterpr

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Statistical Quality Control of Warehouse Datas. While the research subject of schema integration has been extensively discussed for many years, data integration has been neglected up to the recent past. Data integration often reveals deficiencies of data quality, e. g. inconsistency, redundancy, and incompleteness. Up to now, there are hardly

indigenous

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Parameterised Patterns for Conceptual Modelling of Data Warehousesrrors can be avoided. This paper focuses on offering better support to users by providing a concept for the definition and administration of patterns. These pattems can be parameterised and their configuration is done in an interactive dialogue.

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Development of Distributed Systems with JavaTM and CORBATM Issues and Solutions Request Broker Architecture (CORBA.) and the World Wide Web during more than 3 years. The main question to be answered is: “How to build distributed business information systems with reasonable costs and time to market?” Paper provides three contributions to the study of distributed object computin

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Pantry

An Infrastructure for an Electronic Market of Scientific Literaturedevelopment of an information market, where the value of a piece of information is determined by the law of supply and demand. This situation raises questions as to the future of university libraries. The objective of this paper is to find answers to these problems and to develop an architecture for

REIGN

Heterogeneous Database Browsing in WWW Based on Meta Model of Data Sourceson from metamodel of data sources and actual data from legacy data sources. Every element such as entity, field, and relation is mapped to some component of HTML page with appropriate structure and layout. Many templates of information layouts can be created allowing to dynamical changing of HTML pa