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» Gram: A Graph Data Model and Query Language
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JDM
2008
112views more  JDM 2008»
13 years 7 months ago
Reverse Engineering from an XML Document into an Extended DTD Graph
The extensible markup language (XML) has become a standard for persistent storage and data interchange via the Internet due to its openness, self-descriptiveness, and flexibility....
Herbert Shiu, Joseph Fong
ICDT
2012
ACM
251views Database» more  ICDT 2012»
11 years 10 months ago
Computing universal models under guarded TGDs
A universal model of a database D and a set Σ of integrity constraints is a database that extends D, satisfies Σ, and is most general in the sense that it contains sound and co...
André Hernich
DOOD
1997
Springer
163views Database» more  DOOD 1997»
14 years 16 hour ago
On a Declarative Semantics for Web Queries
With the increasing importance of the World Wide Web as an information source, there is a growing interest for integration of Web and database technology. Several Web query languag...
Rainer Himmeröder, Georg Lausen, Bertram Lud&...
POST
2012
218views more  POST 2012»
12 years 3 months ago
A Core Calculus for Provenance
Provenance is an increasing concern due to the revolution in sharing and processing scientific data on the Web and in other computer systems. It is proposed that many computer sys...
Umut A. Acar, Amal Ahmed, James Cheney, Roly Perer...
JMLR
2010
143views more  JMLR 2010»
13 years 2 months ago
Beware of the DAG!
Directed acyclic graph (DAG) models are popular tools for describing causal relationships and for guiding attempts to learn them from data. In particular, they appear to supply a ...
A. Philip Dawid