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Lecture Notes in Computer Science
We are concerned with the following problem: How do we allow a community of users to access and process diverse data stored in many different formats? Standard data formats and data access APIs can help but are not general solutions because of their assumption of homogeneity. We propose a new approach based on a separation of concerns between logical and physical structure. We use XML Schema as a type system for expressing the logical structure of datasets and define a separate notion of adoi:10.1007/11508380_51 fatcat:plko4guv3bbm5fxpx2omtjmydu