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DOLAP
2005
ACM
9 years 3 months ago
Optimizing the incremental maintenance of multiple join views
Materialized views are nowadays commonly used in the data warehouse environment. Materialized views need to be updated when data sources change. Since the update of the views may ...
Ki Yong Lee, Myoung-Ho Kim
SIGMOD
1996
ACM
131views Database» more  SIGMOD 1996»
9 years 5 months ago
Materialized View Maintenance and Integrity Constraint Checking: Trading Space for Time
We investigate the problem of incremental maintenance of an SQL view in the face of database updates, and show that it is possible to reduce the total time cost of view maintenanc...
Kenneth A. Ross, Divesh Srivastava, S. Sudarshan
ICDE
2005
IEEE
147views Database» more  ICDE 2005»
10 years 2 months ago
Cost-Driven General Join View Maintenance over Distributed Data Sources
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...
Bin Liu, Elke A. Rundensteiner
IS
2006
9 years 1 months ago
Incremental maintenance of aggregate and outerjoin expressions
Views stored in a data warehouse need to be kept current. As recomputing the views is very expensive, incremental maintenance algorithms are required. Over recent years, several i...
Himanshu Gupta, Inderpal Singh Mumick
CAISE
2015
Springer
3 years 9 months ago
Specification and Incremental Maintenance of Linked Data Mashup Views
The Linked Data initiative promotes the publication of previously isolated databases as interlinked RDF datasets, thereby creating a global scale data space, known as the Web of Da...
Vânia Maria Ponte Vidal, Marco A. Casanova, ...
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