5900 search results - page 1058 / 1180 » Dependable Systems |
243
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SIGMOD
2007
ACM
16 years 6 months ago
2007
ACM
Two trends are converging to make the CPU cost of a table scan a more important component of database performance. First, table scans are becoming a larger fraction of the query p...
157
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
Ranking is an important property that needs to be fully supported by current relational query engines. Recently, several rank-join query operators have been proposed based on rank...
176
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SIGMOD
2003
ACM
16 years 6 months ago
2003
ACM
A query optimizer compares alternative plans in its search space to find the best plan for a given query. Depending on the search space and the enumeration algorithm, optimizers v...
192
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PODS
2008
ACM
16 years 6 months ago
2008
ACM
A fundamental problem in distributed computation is the distributed evaluation of functions. The goal is to determine the value of a function over a set of distributed inputs, in ...
198
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MOBISYS
2004
ACM
16 years 6 months ago
2004
ACM
Many approaches exist today that address the issues that arise when a mobile node changes its point(s) of attachment to the Internet. Mobile IP takes care of host mobility at the ...