34 search results - page 4 / 7 » Incremental Maintenance of Materialized OQL Views |
SIGMOD
1995
ACM
15 years 1 months ago
1995
ACM
We study the problem of e cient maintenance of materialized views that may contain duplicates. This problem is particularly important when queries against such views involve aggre...
91
Voted
DAWAK
2005
Springer
15 years 3 months ago
2005
Springer
In heterogeneous data warehousing environments, autonomous data sources are integrated into a materialized integrated database. The schemas of the data sources and the integrated ...
109
Voted
DAWAK
2005
Springer
15 years 2 days ago
2005
Springer
Abstract. Data mining is an iterative process. Users issue series of similar data mining queries, in each consecutive run slightly modifying either the definition of the mined dat...
91
Voted
SIGMOD
2005
ACM
15 years 10 months ago
2005
ACM
Caching data by maintaining materialized views typically requires updating the cache appropriately to reflect dynamic source updates. Extensive research has addressed the problem ...
106
Voted
CIKM
2004
Springer
15 years 1 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 ...