2853 search results - page 94 / 571 » On the Efficiency of Provenance Queries |
147
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VLDB
2001
ACM
15 years 10 months ago
2001
ACM
We explore a new proxy-caching framework that exploits the query semantics of HTML forms. We identify a common class of form-based queries, and study two representative caching sc...
175
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DEXAW
2004
IEEE
15 years 10 months ago
2004
IEEE
Database-like query processing over a network of sensors has become an attractive paradigm for building sensor applications. A sensor query is characterized by data streams among ...
139
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CCCG
2006
15 years 7 months ago
2006
In a range-aggegate query problem we wish to preprocess a set S of geometric objects such that given a query orthogonal range q, a certain intersection or proximity query on the o...
272
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VLDB
2001
ACM
16 years 6 months ago
2001
ACM
The problem of answering queries using views is to find efficient methods of answering a query using a set of previously materialized views over the database, rather than accessin...
174
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
We present several methods for mining knowledge from the query logs of the MSN search engine. Using the query logs, we build a time series for each query word or phrase (e.g., `Th...