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- On lossless tranformation of databases schemes not necessarily satisfying universal instance assumption
... Spyratos, N.; Imielinski, T. Author: ... Imielinski, T Year: ...
Publication - huliganka - 04/17/2013 - 00:27 - 0 comments - 1 attachment
- Efficient Maintenance of Temporal Data Warehouses
... temporal views V, has two kinds of auxiliary views: a set T of auxiliary relations containing only temporal information necessary to ... algebra expressions containing only auxiliary relations in T and complements in C. We claim that our method which extends some new ...
Publication - huliganka - 04/16/2013 - 06:27 - 0 comments - 1 attachment