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» Creating Database Queries by Demonstration
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SIGMOD
2008
ACM
65views Database» more  SIGMOD 2008»
14 years 7 months ago
Generating targeted queries for database testing
Tools for generating test queries for databases do not explicitly take into account the actual data in the database. As a consequence, such tools cannot guarantee suitable coverag...
Chaitanya Mishra, Nick Koudas, Calisto Zuzarte
ICDE
2005
IEEE
107views Database» more  ICDE 2005»
14 years 8 months ago
Spatiotemporal Annotation Graph (STAG): A Data Model for Composite Digital Objects
In this demonstration, we present a database over complex documents, which, in addition to a structured text content, also has update information, annotations, and embedded object...
Smriti Yamini, Amarnath Gupta
VLDB
2005
ACM
100views Database» more  VLDB 2005»
14 years 26 days ago
Query Caching and View Selection for XML Databases
In this paper, we propose a method for maintaining a semantic cache of materialized XPath views. The cached views include queries that have been previously asked, and additional s...
Bhushan Mandhani, Dan Suciu
HIM
1997
Springer
162views Multimedia» more  HIM 1997»
13 years 11 months ago
Probabilistic Logical Information Retrieval for Content, Hypertext, and Database Querying
Classical retrieval models support content-oriented searching for documents using a set of words as data model. However, in hypertext and database applications we want to consider...
Thomas Rölleke, Markus Blömer
APWEB
2009
Springer
13 years 11 months ago
Effective Top-k Keyword Search in Relational Databases Considering Query Semantics
Keyword search in relational databases has recently emerged as a new research topic. As a search result is often assembled from multiple relational tables, existing IR-style rankin...
Yanwei Xu, Yoshiharu Ishikawa, Jihong Guan