Reasoning about disclosure in data integration in the presence of source constraints

IJCAI, pp. 1551-1557, 2019.

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Abstract:

Data integration systems allow users to access data sitting in multiple sources by means of queries over a global schema, related to the sources via mappings. Data sources often contain sensitive information, and thus an analysis is needed to verify that a schema satisfies a privacy policy, given as a set of queries whose answers should...More

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