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» The Constellation Query Language
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130
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SIGMOD
2008
ACM
118views Database» more  SIGMOD 2008»
15 years 4 months ago
NAGA: harvesting, searching and ranking knowledge
The presence of encyclopedic Web sources, such as Wikipedia, the Internet Movie Database (IMDB), World Factbook, etc. calls for new querying techniques that are simple and yet mor...
Gjergji Kasneci, Fabian M. Suchanek, Georgiana Ifr...
142
Voted
EDBT
2011
ACM
209views Database» more  EDBT 2011»
14 years 7 months ago
True language-level SQL debugging
We demonstrate Habitat, a declarative observational debugger for SQL. Habitat facilitates true language-level (not: plan-level) debugging of, probably flawed, SQL queries that yi...
Torsten Grust, Fabian Kliebhan, Jan Rittinger, Tom...
ICDE
2010
IEEE
288views Database» more  ICDE 2010»
16 years 3 months ago
Fast In-Memory XPath Search using Compressed Indexes
A large fraction of an XML document typically consists of text data. The XPath query language allows text search via the equal, contains, and starts-with predicates. Such predicate...
Diego Arroyuelo, Francisco Claude, Sebastian Manet...
ICDE
1998
IEEE
70views Database» more  ICDE 1998»
16 years 5 months ago
Point-Versus Interval-Based Temporal Data Models
The association of timestamps with various data items such as tuples or attribute values is fundamental to the management of time-varying information. Using intervals in timestamp...
Michael H. Böhlen, Renato Busatto, Christian ...
WWW
2004
ACM
16 years 4 months ago
Texquery: a full-text search extension to xquery
One of the key benefits of XML is its ability to represent a mix of structured and unstructured (text) data. Although current XML query languages such as XPath and XQuery can expr...
Sihem Amer-Yahia, Chavdar Botev, Jayavel Shanmugas...