Search: in, Sch. Matching/Mapping, demo, Sigmod / VLDB, 2009

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PRIMA: Archiving and Querying Historical Data with Evolving Schemas

... Schema evolution poses serious challenges in historical data management. Traditionally the archival data has been (i) ... or (ii) maintained under the original schema version in which they firstly appeared, leading to a perfect archival quality, but to a ...

Publication - krlis1337 - 04/17/2013 - 07:27 - 0 comments - 0 attachments

Concise and Expressive Mappings with +Spicy

... +Spicy integrates the computation of core solutions in the mapping generation process in a highly efficient way, based on a natural rewriting of the given mappings. ...

Publication - hartung - 04/16/2013 - 00:27 - 0 comments - 1 attachment