Sciweavers

294 search results - page 43 / 59
» Efficiently Processing Queries on Interval-and-Value Tuples ...
Sort
View
101
Voted
ICDE
2010
IEEE
428views Database» more  ICDE 2010»
15 years 9 months ago
Supporting Top-K Keyword Search in XML Databases
Keyword search is considered to be an effective information discovery method for both structured and semistructured data. In XML keyword search, query semantics is based on the con...
Liang Jeff Chen, Yannis Papakonstantinou
114
Voted
TDM
2004
203views Database» more  TDM 2004»
14 years 10 months ago
Relational Algebra: Mother Tongue - XQuery: Fluent
This work may be seen as a further proof of the versatility of the relational database model. Here, we add XQuery to the catalog of languages which RDBMSs are able to "speak&...
Torsten Grust, Jens Teubner
78
Voted
SIGMOD
2001
ACM
136views Database» more  SIGMOD 2001»
15 years 9 months ago
Selectivity Estimation using Probabilistic Models
Estimating the result size of complex queries that involve selection on multiple attributes and the join of several relations is a difficult but fundamental task in database query...
Lise Getoor, Benjamin Taskar, Daphne Koller
DNIS
2010
Springer
240views Database» more  DNIS 2010»
15 years 24 days ago
AccKW: An Efficient Access Control Scheme for Keyword-Based Search over RDBMS
Access control for relational databases is a well researched area. An SQL query is allowed or denied access to database according to the specified access control policy. On the oth...
Vikram Goyal, Ashish Sureka, Sangeeta Lal
167
Voted
SIGMOD
2007
ACM
125views Database» more  SIGMOD 2007»
15 years 9 months ago
Optimizing mpf queries: decision support and probabilistic inference
Managing uncertain data using probabilistic frameworks has attracted much interest lately in the database literature, and a central computational challenge is probabilistic infere...
Héctor Corrada Bravo, Raghu Ramakrishnan