151 search results - page 24 / 31 » Materializing views with minimal size to answer queries |
108
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OTM
2009
Springer
15 years 6 months ago
2009
Springer
Provenance, from the French word “provenir”, describes the lineage or history of a data entity. Provenance is critical information in scientific applications to verify experime...
108
Voted
NIL
1991
15 years 3 months ago
1991
In this paper we consider supernormal defaults [Poo88] with a strict partial order defining their priorities [Bre91]. We investigate their relation to minimal or preferential ent...
VLDB
2001
ACM
15 years 4 months ago
2001
ACM
We propose an novel method of computing and storing DataCubes. Our idea is to use Bayesian Networks, which can generate approximate counts for any query combination of attribute v...
200
Voted
GIS
2004
ACM
16 years 21 days ago
2004
ACM
Sensor networks are unattended deeply distributed systems whose schema can be conceptualized using the relational model. Aggregation queries on the data sampled at each ode are th...
101
Voted
SIGMOD
1997
ACM
15 years 3 months ago
1997
ACM
Data warehouses contain large amounts of information, often collected from a variety of independent sources. Decision-support functions in a warehouse, such as on-line analytical ...