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» The Data Cyclotron query processing scheme
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VLDB
2005
ACM
87views Database» more  VLDB 2005»
14 years 3 months ago
An Efficient SQL-based RDF Querying Scheme
Devising a scheme for efficient and scalable querying of Resource Description Framework (RDF) data has been an active area of current research. However, most approaches define new...
Eugene Inseok Chong, Souripriya Das, George Eadon,...
ICDE
2008
IEEE
120views Database» more  ICDE 2008»
14 years 11 months ago
Sideways Information Passing for Push-Style Query Processing
In many modern data management settings, data is queried from a central node or nodes, but is stored at remote sources. In such a setting it is common to perform "pushstyle&qu...
Zachary G. Ives, Nicholas E. Taylor
ICDE
2005
IEEE
160views Database» more  ICDE 2005»
14 years 3 months ago
NXS: Native XML processing in Sybase RDBMS
Sybase's flagship database product, Adaptive Server Enterprise provides Native XML processing (NXS) support. In this paper we present our experience related to query processi...
Anupam Singh, Srikanth Sampath, Vadiraja Bhatt, Fr...
DASFAA
2008
IEEE
168views Database» more  DASFAA 2008»
14 years 4 months ago
SemanticTwig: A Semantic Approach to Optimize XML Query Processing
Twig pattern matching (TPM) is the core operation of XML query processing. Existing approaches rely on either efficient data structures or novel labeling/indexing schemes to reduce...
Zhifeng Bao, Tok Wang Ling, Jiaheng Lu, Bo Chen
ICDE
2007
IEEE
164views Database» more  ICDE 2007»
14 years 4 months ago
Secure Mediation of Join Queries by Processing Ciphertexts
In a secure mediated information system, confidentiality is one of the main concerns when transmitting data from datasources to clients via a mediator. We present three approache...
Joachim Biskup, Christian Tsatedem, Lena Wiese