Sciweavers

1846 search results - page 168 / 370
» Fuzzy queries and relational databases
Sort
View
CLUSTER
2009
IEEE
16 years 23 days ago
Analyzing massive astrophysical datasets: Can Pig/Hadoop or a relational DBMS help?
Abstract— As the datasets used to fuel modern scientific discovery grow increasingly large, they become increasingly difficult to manage using conventional software. Parallel d...
Sarah Loebman, Dylan Nunley, YongChul Kwon, Bill H...
SIGMOD
2009
ACM
189views Database» more  SIGMOD 2009»
16 years 6 months ago
Query segmentation using conditional random fields
A growing mount of available text data are being stored in relational databases, giving rise to an increasing need for the RDBMSs to support effective text retrieval. In this pape...
Xiaohui Yu, Huxia Shi
ICDE
2007
IEEE
138views Database» more  ICDE 2007»
16 years 7 months ago
ICEDB: Intermittently-Connected Continuous Query Processing
Current distributed database and stream processing systems assume that the network connecting nodes in the data processor is "always on," and that the absence of a netwo...
Yang Zhang, Bret Hull, Hari Balakrishnan, Samuel M...
PODS
2004
ACM
139views Database» more  PODS 2004»
16 years 6 months ago
On Preservation under Homomorphisms and Unions of Conjunctive Queries
Unions of conjunctive queries, also known as select-project-join-union queries, are the most frequently asked queries in relational database systems. These queries are definable b...
Albert Atserias, Anuj Dawar, Phokion G. Kolaitis
ICDE
2007
IEEE
92views Database» more  ICDE 2007»
16 years 7 months ago
STAR: A System for Tuple and Attribute Ranking of Query Answers
In recent years there has been a great deal of interest in developing effective techniques for ad-hoc search and retrieval in structured repositories such as relational databases ...
Nishant Kapoor, Gautam Das, Vagelis Hristidis, S. ...