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SIGMOD
2011
ACM
198views Database» more  SIGMOD 2011»
12 years 11 months ago
U-MAP: a system for usage-based schema matching and mapping
This demo shows how usage information buried in query logs can play a central role in data integration and data exchange. More specifically, our system U-Map uses query logs to g...
Hazem Elmeleegy, Jaewoo Lee, El Kindi Rezig, Moura...
VLDB
1994
ACM
96views Database» more  VLDB 1994»
14 years 23 days ago
Implementing Lazy Database Updates for an Object Database System
Current object database management systems support user-defined conversion functions to update the database once the schema has been modified. Two main strategies are possible whe...
Fabrizio Ferrandina, Thorsten Meyer, Roberto Zicar...
EDBT
2012
ACM
246views Database» more  EDBT 2012»
11 years 11 months ago
"Cut me some slack": latency-aware live migration for databases
Cloud-based data management platforms often employ multitenant databases, where service providers achieve economies of scale by consolidating multiple tenants on shared servers. I...
Sean Kenneth Barker, Yun Chi, Hyun Jin Moon, Hakan...
ICDE
2006
IEEE
146views Database» more  ICDE 2006»
14 years 10 months ago
Using XML to Build Efficient Transaction-Time Temporal Database Systems on Relational Databases
In this paper, we present the ArchIS system that achieves full-functionality transaction-time databases without requiring temporal extensions in XML or database standards. ArchIS&...
Fusheng Wang, Xin Zhou, Carlo Zaniolo
VLDB
1995
ACM
79views Database» more  VLDB 1995»
14 years 7 days ago
Schema and Database Evolution in the O2 Object Database System
Fabrizio Ferrandina, Thorsten Meyer, Roberto Zicar...