643 search results - page 120 / 129 » Dynamic prioritization of database queries |
DSN
2009
IEEE
13 years 11 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...
ICDE
2012
IEEE
11 years 9 months ago
2012
IEEE
Abstract— Recently, lots of micro-blog message sharing applications have emerged on the web. Users can publish short messages freely and get notified by the subscriptions instan...
VLDB
2004
ACM
14 years 21 days ago
2004
ACM
Cost-based XML query optimization calls for accurate estimation of the selectivity of path expressions. Some other interactive and internet applications can also benefit from suc...
ICDE
2006
IEEE
14 years 8 months ago
2006
IEEE
Until recently, most data integration techniques involved central components, e.g., global schemas, to enable transparent access to heterogeneous databases. Today, however, with t...
SIGMOD
2005
ACM
14 years 28 days ago
2005
ACM
If presented with inaccurate statistics, even the most sophisticated query optimizers make mistakes. They may wrongly estimate the output cardinality of a certain operation and th...