This report introduces the data flow in the Ophidia framework, the model adopted to represent the datasets using XML documents and the operators provided by the framework to process and manage datasets. An example of data flow is also presented and described in detail.
The research leading to these results has received funding from the Italian Ministry of Education, University and Research and the Italian Ministry of Environment, Land and Sea under the GEMINA project.
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- Keywords: Ophidia, data flow, storage model, cuboid, XML document