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SIGMOD
2007
ACM
15 years 10 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...
DEXA
2006
Springer
15 years 1 months ago
2006
Springer
Finding all the occurrences of a twig pattern in an XML database is a core operation for efficient evaluation of XML queries. Recently, Lu et al. [7] proposed the TJFast algorithm ...
DSN
2009
IEEE
15 years 1 months ago
2009
IEEE
The most commonly used request processing model in multithreaded web servers is thread-per-request, in which an individual thread is bound to serve each web request. However, with...
EDBT
2008
ACM
15 years 10 months ago
2008
ACM
With the explosion in the amount of semi-structured data users access and store in personal information management systems, there is a need for complex search tools to retrieve of...
CIDR
2009
14 years 11 months ago
2009
Energy costs are quickly rising in large-scale data centers and are soon projected to overtake the cost of hardware. As a result, data center operators have recently started turni...