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VLDB
1993
ACM
13 years 11 months ago
1993
ACM
III this paper we address the problem of controlling the execution of a query optimizer. We describe a control for the optimization process that is based on planning. The controll...
VLDB
1993
ACM
13 years 11 months ago
1993
ACM
Mirroring is often used to enhance the reliability of disk systems, but it is usually considered expensive because it duplicates storage cost and increases the cost of writes. Tra...
VLDB
1993
ACM
13 years 11 months ago
1993
ACM
Recovery activities, like logging, checkpointing and restart, are used to restore a database to a consistent state after a system crash has occurred. Recovery related overhead is ...
VLDB
1993
ACM
13 years 11 months ago
1993
ACM
Paralleldatabasesystemshaveto supportboth inter-transaction as well as intra-transaction parallelism. Inter-uansaction parahelism (multi-user mode) is required to achieve high thr...
VLDB
1993
ACM
13 years 11 months ago
1993
ACM
Although scientific data analysis increasingly requires accessandmanipulation of large quantitiesof data,current databasetechnology fails to meet the needsof scientific processing...