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CIKM
2011
Springer
14 years 6 months ago
Integrating and querying web databases and documents
There exist many interrelated information sources on the Internet that can be categorized into structured (database) and semistructured (documents). A key challenge is to integrat...
Carlos Garcia-Alvarado, Carlos Ordonez
SIGMOD
1990
ACM
122views Database» more  SIGMOD 1990»
15 years 10 months ago
Access Support in Object Bases
In this work access support relataons are introduced as a means for optlmizmg query processing m object-oriented database systems The general idea 1s to mamtam redundant separate ...
Alfons Kemper, Guido Moerkotte
PODS
2007
ACM
131views Database» more  PODS 2007»
16 years 6 months ago
Provenance semirings
We show that relational algebra calculations for incomplete databases, probabilistic databases, bag semantics and whyprovenance are particular cases of the same general algorithms...
Todd J. Green, Gregory Karvounarakis, Val Tannen
ICDT
2001
ACM
124views Database» more  ICDT 2001»
15 years 11 months ago
Why and Where: A Characterization of Data Provenance
Withthe proliferation of database views and curated databases, the issue of data provenance where a piece of data came from and the process by which it arrived in the database is b...
Peter Buneman, Sanjeev Khanna, Wang Chiew Tan
ICDM
2007
IEEE
139views Data Mining» more  ICDM 2007»
16 years 25 days ago
Data Clustering with a Relational Push-Pull Model
We present a new generative model for relational data in which relations between objects can have either a binding or a separating effect. For example, in a group of students sep...
Adam Anthony, Marie desJardins