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» Foundations of schema mapping management
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SIGMOD
2010
ACM
249views Database» more  SIGMOD 2010»
13 years 7 months ago
Worry-free database upgrades: automated model-driven evolution of schemas and complex mappings
Schema evolution is an unavoidable consequence of the application development lifecycle. The two primary schemas in an application, the client conceptual object model and the pers...
James F. Terwilliger, Philip A. Bernstein, Adi Unn...
CIDR
2003
153views Algorithms» more  CIDR 2003»
13 years 9 months ago
Applying Model Management to Classical Meta Data Problems
Model management is a new approach to meta data management that offers a higher level programming interface than current techniques. The main abstractions are models (e.g., schema...
Philip A. Bernstein
IPMU
1994
Springer
13 years 11 months ago
Chaos Causes Perspective Reversals for Ambiguious Patterns
A new chaotic mechanism is found to cause perspective reversal for ambiguious patterns. And the new senario to cause perspective reversal is proposed with use of chaos, by reexamin...
Kazuo Sakai, Tsuyoshi Katayama, Satoshi Wada, Kota...
CAISE
2009
Springer
13 years 11 months ago
Defining and Using Schematic Correspondences for Automatically Generating Schema Mappings
Mapping specification has been recognised as a critical bottleneck to the large scale deployment of data integration systems. A mapping is a description using which data structured...
Lu Mao, Khalid Belhajjame, Norman W. Paton, Alvaro...
PODS
2008
ACM
141views Database» more  PODS 2008»
14 years 7 months ago
On the complexity of deriving schema mappings from database instances
We introduce a theoretical framework for discovering relationships between two database instances over distinct and unknown schemata. This framework is grounded in the context of ...
Pierre Senellart, Georg Gottlob