296 search results - page 12 / 60 » Top-k queries on temporal data |
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
In this demo we present X-Time, a prototype for managing schema versioning in relational data warehouses, specifically oriented to support the formulation of crossversion queries,...
ER
2000
Springer
13 years 11 months ago
2000
Springer
PERCOM
2010
ACM
13 years 5 months ago
2010
ACM
VLDB
2010
ACM
13 years 5 months ago
2010
ACM
SIGMOD
1995
ACM
13 years 11 months ago
1995
ACM
When querying a temporal database, a user often makes certain semantic assumptions on stored temporal data. This paper formalizes and studies two types of semantic assumptions: po...