Sciweavers

17 search results - page 4 / 4
» sigmod 1995
Sort
View
SIGMOD
1995
ACM
116views Database» more  SIGMOD 1995»
13 years 8 months ago
Incremental Maintenance of Views with Duplicates
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...
Timothy Griffin, Leonid Libkin
FMLDO
1999
Springer
137views Database» more  FMLDO 1999»
13 years 9 months ago
Federated Transaction Management with Snapshot Isolation
Federated transaction management (also known as multidatabase transaction management in the literature) is needed to ensure the consistency of data that is distributed across mult...
Ralf Schenkel, Gerhard Weikum, Norbert Weiße...