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EDBT
2006
ACM
127views Database» more  EDBT 2006»
16 years 2 months ago
Progressive Query Optimization for Federated Queries
Federated queries are regular relational queries accessing data on one or more remote relational or non-relational data sources, possibly combining them with tables stored in the ...
Stephan Ewen, Holger Kache, Volker Markl, Vijaysha...
DBISP2P
2003
Springer
105views Database» more  DBISP2P 2003»
15 years 7 months ago
Distributed Queries and Query Optimization in Schema-Based P2P-Systems
Databases have employed a schema-based approach to store and retrieve structured data for decades. For peer-to-peer (P2P) networks, similar approaches are just beginning to emerge,...
Ingo Brunkhorst, Hadhami Dhraief, Alfons Kemper, W...
SIGMOD
2010
ACM
277views Database» more  SIGMOD 2010»
15 years 7 months ago
Glacier: a query-to-hardware compiler
Field-programmable gate arrays (FPGAs) are a promising technology that can be used in database systems. In this demonstration we show Glacier, a library and a compiler that can be...
René Müller, Jens Teubner, Gustavo Alo...
VLDB
1989
ACM
104views Database» more  VLDB 1989»
15 years 6 months ago
Gral: An Extensible Relational Database System for Geometric Applications
: We describe the architecture of a relational databasesystem that is extensible by user-defined data types and operations, including relation operations. The central concept is to...
Ralf Hartmut Güting
IJCAI
1997
15 years 3 months ago
Recursive Plans for Information Gathering
Generating query-answering plans for information gathering agents requires to translate a user query, formulated in terms of a set of virtual relations, to a query that uses relat...
Oliver M. Duschka, Alon Y. Levy