Search: a, Query discovery, Clio, Haas, L

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Transforming Heterogeneous Data with Database Middleware: Beyond Integration

... sources. To be effective, such systemsmust provide a unified, queryable schema, and must be able to transform data from different ... to connect to several information sources makes them a natural base for doing more complex transformations as well. In this paper, ...

Publication - massmann - 04/17/2013 - 10:38 - 0 comments - 1 attachment

Schema Mapping as Query Discovery

... we must solve the data mapping problem in which a source (legacy) database is mapped into a different, but fixed, target schema. Schema mapping involves the discovery of ...

Publication - massmann - 04/16/2013 - 10:49 - 0 comments - 1 attachment

Data-Driven Understanding and Refinement of Schema Mappings

... problem of quickly and accurately transforming data into a new form. Database researchers have long advocated the use of declarative ... to permit widespread adoption of this approach. We present a new framework that uses data examples as the basis for understanding and ...

Publication - massmann - 04/16/2013 - 10:27 - 0 comments - 1 attachment