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» Constraint Databases, Data Structures and Efficient Query Ev...
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JIIS
2006
83views more  JIIS 2006»
13 years 7 months ago
Querying a summary of database
For some years, data summarization techniques have been developed to handle the growth of databases. However these techniques are usually not provided with tools for enduserstoeffi...
W. Amenel Voglozin, Guillaume Raschia, Laurent Ugh...
SIGMOD
2011
ACM
222views Database» more  SIGMOD 2011»
12 years 10 months ago
Data generation using declarative constraints
We study the problem of generating synthetic databases having declaratively specified characteristics. This problem is motivated by database system and application testing, data ...
Arvind Arasu, Raghav Kaushik, Jian Li
ICDE
2009
IEEE
205views Database» more  ICDE 2009»
14 years 9 months ago
Top-k Exploration of Query Candidates for Efficient Keyword Search on Graph-Shaped (RDF) Data
Keyword queries enjoy widespread usage as they represent an intuitive way of specifying information needs. Recently, answering keyword queries on graph-structured data has emerged ...
Thanh Tran, Haofen Wang, Sebastian Rudolph, Philip...
DATESO
2004
174views Database» more  DATESO 2004»
13 years 9 months ago
On Efficient Part-match Querying of XML Data
The XML language have been becoming de-facto a standard for representation of heterogeneous data in the Internet. From database point of view, XML is a new approach to data modelli...
Michal Krátký, Marek Andrt
EDBT
2009
ACM
145views Database» more  EDBT 2009»
13 years 11 months ago
An efficient online auditing approach to limit private data disclosure
In a database system, disclosure of confidential private data may occur if users can put together the answers of past queries. Traditional access control mechanisms cannot guard a...
Haibing Lu, Yingjiu Li, Vijayalakshmi Atluri, Jaid...