ACM SIGMOD Anthology VLDB dblp.uni-trier.de

Optimization of Relational Schemas Containing Inclusion Dependencies.

Marco A. Casanova, Luiz Tucherman, Antonio L. Furtado, Anelise P. Braga: Optimization of Relational Schemas Containing Inclusion Dependencies. VLDB 1989: 317-325
@inproceedings{DBLP:conf/vldb/CasanovaTFB89,
  author    = {Marco A. Casanova and
               Luiz Tucherman and
               Antonio L. Furtado and
               Anelise P. Braga},
  editor    = {Peter M. G. Apers and
               Gio Wiederhold},
  title     = {Optimization of Relational Schemas Containing Inclusion Dependencies},
  booktitle = {Proceedings of the Fifteenth International Conference on Very
               Large Data Bases, August 22-25, 1989, Amsterdam, The Netherlands},
  publisher = {Morgan Kaufmann},
  year      = {1989},
  isbn      = {1-55860-101-5},
  pages     = {317-325},
  ee        = {db/conf/vldb/CasanovaTFB89.html},
  crossref  = {DBLP:conf/vldb/89},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

Abstract

A two-step optimization strategy for relational schemas that contains a class of inclusion dependencies is described. Both steps take into account additional information that indicates how to preserve each inclusion dependency in the presence of insertions anddeletions. The first step eliminates inclusion dependencies which are redundant with respect to both the semantics of the data and the behavior of the transactions. The second step discards dependencies through a structural transformation that again preserves the semantics of the data and of the transactions and that applies both to INF and to NF2 relational schemas.

Copyright © 1989 by the VLDB Endowment. Permission to copy without fee all or part of this material is granted provided that the copies are not made or distributed for direct commercial advantage, the VLDB copyright notice and the title of the publication and its date appear, and notice is given that copying is by the permission of the Very Large Data Base Endowment. To copy otherwise, or to republish, requires a fee and/or special permission from the Endowment.


Online Paper

ACM SIGMOD Anthology

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Printed Edition

Peter M. G. Apers, Gio Wiederhold (Eds.): Proceedings of the Fifteenth International Conference on Very Large Data Bases, August 22-25, 1989, Amsterdam, The Netherlands. Morgan Kaufmann 1989, ISBN 1-55860-101-5
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