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PSSS
2003
15 years 4 months ago
DLDB: Extending Relational Databases to Support Semantic Web Queries
Abstract: We present DLDB, a knowledge base system that extends a relational database management system with additional capabilities for DAML+OIL inference. We discuss a number of ...
Zhengxiang Pan, Jeff Heflin
DEXA
2003
Springer
115views Database» more  DEXA 2003»
15 years 8 months ago
Storing and Querying XML Data in the Nested Relational Sequence Database System
Abstract. We developed the Nested Relational Sequence Database System (NRSD System), which is built upon the Nested Relational Sequence Model (NRSM). The NRSM eliminates a substant...
Ho Lam Lau, Wilfred Ng
ISCI
2007
141views more  ISCI 2007»
15 years 3 months ago
A performance comparison of distance-based query algorithms using R-trees in spatial databases
Efficient processing of distance-based queries (DBQs) is of great importance in spatial databases due to the wide area of applications that may address such queries. The most repr...
Antonio Corral, Jesús Manuel Almendros-Jim&...
CIDR
2011
228views Algorithms» more  CIDR 2011»
14 years 6 months ago
Crowdsourced Databases: Query Processing with People
Amazon’s Mechanical Turk (“MTurk”) service allows users to post short tasks (“HITs”) that other users can receive a small amount of money for completing. Common tasks on...
Adam Marcus 0002, Eugene Wu 0002, Samuel Madden, R...
PARLE
1993
15 years 7 months ago
Arithmetic for Parallel Linear Recursive Query Evaluation in Deductive Databases
: An arithmetic approach, such as the Level-Finding method described in this paper for evaluating linear recursive queries in deductive database systems provides great potential fo...
Jerome Robinson, Shutian Lin