415 search results - page 7 / 83 » A Model for Evaluating Materialized View Maintenance Algorit... |
ESA
2005
Springer
14 years 28 days ago
2005
Springer
Abstract. A materialized view is a certain synopsis structure precomputed from one or more data sets (called base tables) in order to facilitate various queries on the data. When t...
CIKM
2004
Springer
13 years 11 months ago
2004
Springer
Materialized views defined over distributed data sources are a well recognized technology for modern applications. Stateof-the-art incremental view maintenance requires O(n2 ) or ...
APWEB
2004
Springer
14 years 24 days ago
2004
Springer
Queries to data warehouses often involve hundreds of complex aggregations over large volumes of data, and so it is infeasible to compute these queries by scanning the data sources ...
ICDE
2005
IEEE
14 years 8 months ago
2005
IEEE
Maintaining materialized views that have join conditions between arbitrary pairs of data sources possibly with cycles is critical for many applications. In this work, we model vie...
ICDE
2005
IEEE
14 years 8 months ago
2005
IEEE
Data warehousing and on-line analytical processing (OLAP) are essential for decision support applications. Common OLAP operations include for example drill down, roll up, pivot an...