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ASIACRYPT
2011
Springer
14 years 6 months ago
Noiseless Database Privacy
Differential Privacy (DP) has emerged as a formal, flexible framework for privacy protection, with a guarantee that is agnostic to auxiliary information and that admits simple ru...
Raghav Bhaskar, Abhishek Bhowmick, Vipul Goyal, Sr...
FOIKS
2010
Springer
15 years 10 months ago
On the Existence of Armstrong Data Trees for XML Functional Dependencies
Armstrong databases are a popular tool in example-based database design. An Armstrong database for a given constraint set from a fixed constraint class Z satisfies precisely those ...
Sven Hartmann, Henning Köhler, Thu Trinh
SIGMOD
2011
ACM
249views Database» more  SIGMOD 2011»
14 years 9 months ago
ProApproX: a lightweight approximation query processor over probabilistic trees
We demonstrate a system for querying probabilistic XML documents with simple XPath queries. A user chooses between a variety of query answering techniques, both exact and approxim...
Pierre Senellart, Asma Souihli
169
Voted
PODS
2007
ACM
108views Database» more  PODS 2007»
16 years 6 months ago
Machine models and lower bounds for query processing
This paper gives an overview of recent work on machine models for processing massive amounts of data. The main focus is on generalizations of the classical data stream model where...
Nicole Schweikardt
VLDB
2007
ACM
130views Database» more  VLDB 2007»
16 years 6 months ago
Model Management and Schema Mappings: Theory and Practice
We present an overview of a tutorial on model management--an approach to solving data integration problems, such as data warehousing, e-commerce, object-to-relational mapping, sch...
Philip A. Bernstein, Howard Ho