Schema Evolution publication categorizer

... 666.47 KB Many problems in information integration rely on specifications, called schema mappings, that ... for both relational and nested data are well-known. In this work, we present a new formalism for schema mapping that extends these existing formalisms in two significant ways. First, our nested mappings allow for nesting and ...

Publication - huliganka - 04/17/2013 - 00:05 - 0 comments - 1 attachment

... data: given a source instance I of a schema S expressed in a source model, and a target model TM, it generates a schema S0 expressed in TM that is “equivalent” to S and an instance I0 of S0 “equivalent” ...

Publication - cat - 04/16/2013 - 03:38 - 0 comments - 1 attachment