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» Querying Web Data - The WebQA Approach
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ICDE
2003
IEEE
144views Database» more  ICDE 2003»
15 years 10 months ago
Scalable template-based query containment checking for web semantic caches
Semantic caches, originally proposed for client-server database systems, are being recently deployed to accelerate the serving of dynamic web content by transparently caching data...
Khalil Amiri, Sanghyun Park, Renu Tewari, Sriram P...
ICOODB
2010
171views Database» more  ICOODB 2010»
14 years 7 months ago
Data Model Driven Implementation of Web Cooperation Systems with Tricia
Abstract. We present the data modeling concepts of Tricia, an opensource Java platform used to implement enterprise web information systems as well as social software solutions inc...
Thomas Büchner, Florian Matthes, Christian Ne...
78
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CCS
2010
ACM
14 years 8 months ago
TAPS: automatically preparing safe SQL queries
We present the first sound program transformation approach for automatically transforming the code of a legacy web application to employ PREPARE statements in place of unsafe SQL...
Prithvi Bisht, A. Prasad Sistla, V. N. Venkatakris...
WWW
2011
ACM
14 years 4 months ago
FACTO: a fact lookup engine based on web tables
Recently answers for fact lookup queries have appeared on major search engines. For example, for the query {Barack Obama date of birth} Google directly shows “4 August 1961” a...
Xiaoxin Yin, Wenzhao Tan, Chao Liu
SEMWEB
2010
Springer
14 years 7 months ago
Using Reformulation Trees to Optimize Queries over Distributed Heterogeneous Sources
Abstract. In order to effectively and quickly answer queries in environments with distributed RDF/OWL, we present a query optimization algorithm to identify the potentially relevan...
Yingjie Li, Jeff Heflin