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SKG
2006
IEEE
13 years 11 months ago
Functional Dependency Maintenance and Lossless Join Decomposition in XML Model Decomposition
The paper studies “equality” in XML model decomposition. XML IFD, TFD, AFD and MVD are proposed. According to complexity of these FDs, four XML normal forms are presented. FD ...
Xia Li, Fei-yue Ye, Hong-juan Yuan, Wen-tao Peng
PODS
2003
ACM
114views Database» more  PODS 2003»
14 years 5 months ago
An information-theoretic approach to normal forms for relational and XML data
Normalization as a way of producing good database designs is a well-understood topic. However, the same problem of distinguishing well-designed databases from poorly designed ones...
Marcelo Arenas, Leonid Libkin