1527 search results - page 242 / 306 » Data Integration by Describing Sources with Constraint Datab... |
207
Voted
GIS
2010
ACM
15 years 2 months ago
2010
ACM
The quality of a local search engine, such as Google and Bing Maps, heavily relies on its geographic datasets. Typically, these datasets are obtained from multiple sources, e.g., ...
131
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VLDB
2004
ACM
15 years 9 months ago
2004
ACM
The use of inaccurate or outdated database statistics by the query optimizer in a relational DBMS often results in a poor choice of query execution plans and hence unacceptably lo...
233
Voted
SIGMOD
2005
ACM
16 years 4 months ago
2005
ACM
One of the most challenging problems in the healthcare domain is providing interoperability among healthcare information systems. In order to address this problem, we propose the ...
132
Voted
SIGMOD
2002
ACM
15 years 3 months ago
2002
ACM
Traditional query processors generate full, accurate query results, either in batch or in pipelined fashion. We argue that this strict model is too rigid for exploratory queries o...
130
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TPDS
2008
15 years 3 months ago
2008
This paper proposes a new methodology to model the distribution of finite size content to a group of users connected through an overlay network. Our methodology describes the distr...