Schema Evolution publication categorizer

... the entire history of source databases is not stored in the warehouse; the warehouse keeps enough information for its ... (i.e. non-temporal operators). Although temporal views in V are specified in a temporal algebraic query language we translate them into relational ...

Publication - huliganka - 04/16/2013 - 06:27 - 0 comments - 1 attachment

... the myriad of possible change semantics a user may desire in the future, any pre-defined set is not sufficient. Rather we present a ... invariants, can be a very expensive re-engineering effort. In this paper we present an approach that de-couples the constraints from the ...

Publication - cat - 04/16/2013 - 02:49 - 0 comments - 1 attachment