Sciweavers

10 search results - page 1 / 2
» DBNotes: a post-it system for relational databases based on ...
Sort
View
SIGMOD
2005
ACM
114views Database» more  SIGMOD 2005»
14 years 4 months ago
DBNotes: a post-it system for relational databases based on provenance
Laura Chiticariu, Wang Chiew Tan, Gaurav Vijayvarg...
EDBT
2010
ACM
164views Database» more  EDBT 2010»
13 years 8 months ago
Techniques for efficiently querying scientific workflow provenance graphs
A key advantage of scientific workflow systems over traditional scripting approaches is their ability to automatically record data and process dependencies introduced during workf...
Manish Kumar Anand, Shawn Bowers, Bertram Ludä...
VLDB
2007
ACM
108views Database» more  VLDB 2007»
14 years 4 months ago
Update Exchange with Mappings and Provenance
We consider systems for data sharing among heterogeneous peers related by a network of schema mappings. Each peer has a locally controlled and edited database instance, but wants ...
Todd J. Green, Grigoris Karvounarakis, Zachary G. ...
SIGMOD
2010
ACM
170views Database» more  SIGMOD 2010»
13 years 9 months ago
Querying data provenance
Many advanced data management operations (e.g., incremental maintenance, trust assessment, debugging schema mappings, keyword search over databases, or query answering in probabil...
Grigoris Karvounarakis, Zachary G. Ives, Val Tanne...
ICDT
2012
ACM
226views Database» more  ICDT 2012»
11 years 7 months ago
Factorised representations of query results: size bounds and readability
We introduce a representation system for relational data based on algebraic factorisation using distributivity of product over union and commutativity of product and union. We giv...
Dan Olteanu, Jakub Zavodny