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CATA
1998
13 years 10 months ago
QVI: Query-based virtual index for distributed information retrieval
The large unstructured text collections demand full-text search capabilities from IR systems. Current systems typically allow users only to connect to a single database (or site) ...
Dong-gyu Kim, Sang-goo Lee
EUROSYS
2007
ACM
14 years 5 months ago
Competitive prefetching for concurrent sequential I/O
During concurrent I/O workloads, sequential access to one I/O stream can be interrupted by accesses to other streams in the system. Frequent switching between multiple sequential ...
Chuanpeng Li, Kai Shen, Athanasios E. Papathanasio...
SIGMOD
1997
ACM
159views Database» more  SIGMOD 1997»
14 years 1 months ago
On-Line Warehouse View Maintenance
Data warehouses store materialized views over base data from external sources. Clients typically perform complex read-only queries on the views. The views are refreshed periodical...
Dallan Quass, Jennifer Widom
DEXAW
2008
IEEE
98views Database» more  DEXAW 2008»
14 years 3 months ago
Interface for Multidisciplinary Virtual Prototype Components
Computer-based concurrent engineering of products, denoted as Virtual Engineering (VE), is used extensively to meet the requirements of product development. Current research deals...
Stephan Vornholt, Ingolf Geist
ICEIS
2009
IEEE
14 years 3 months ago
MIDAS: A Middleware for Information Systems with QoS Concerns
One of the most difficult tasks in the design of information systems is how to control the behaviour of the back-end storage engine, usually a relational database. As the load on t...
Luís Fernando Orleans, Geraldo Zimbrã...