417 search results - page 30 / 84 » Rethinking cost and performance of database systems |
JSS
2008
14 years 9 months ago
2008
Missing data is a widespread problem that can affect the ability to use data to construct effective prediction systems. We investigate a common machine learning technique that can...
EDBT
2000
ACM
15 years 2 months ago
2000
ACM
Database systems support recovery, providing high database availability. However, database applications may lose work because of a server failure. In particular, if a database serv...
SIGMOD
2010
ACM
14 years 10 months ago
2010
ACM
Rising energy costs in large data centers are driving an agenda for energy-efficient computing. In this paper, we focus on the role of database software in affecting, and, ultimat...
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GPC
2007
Springer
15 years 4 months ago
2007
Springer
Sharing huge databases in distributed systems is inherently difficult. As the amount of stored data increases, data localization techniques become no longer sufficient. A more ef...
VLDB
1994
ACM
15 years 1 months ago
1994
ACM
In existing relational database systems, processing of group-by and computation of aggregate functions are always postponed until all joins are performed. In this paper, we presen...