4397 search results - page 471 / 880 » Relational Algebra Operations |
161
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MOBICOM
1999
ACM
15 years 9 months ago
1999
ACM
Wireless wide-area networks (WWANs) are characterized by very low and variable bandwidths, very high and variable delays, significant non-congestion related losses, asymmetric upl...
159
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SIGMOD
1999
ACM
15 years 9 months ago
1999
ACM
Research and products for the integration of heterogeneous legacy source databases in data warehousing have addressed numerous data quality problems in or between the sources. Suc...
155
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CSL
1999
Springer
15 years 9 months ago
1999
Springer
Abstract. This paper represents the beginning of a study aimed at devising semantic models for true concurrency that provide clear distinctions between concurrency, parallelism and...
110
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DATE
1997
IEEE
15 years 9 months ago
1997
IEEE
List scheduling algorithms attempt to minimize latency under resource constraints using a priority list. We propose a new heuristic that can be used in conjunction with any priori...
139
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DEXAW
1997
IEEE
15 years 9 months ago
1997
IEEE
As main memory capacity increases, more of the database read requests will be satis ed from the bu er system. Consequently, the amount of disk write operations relative to disk re...