2145 search results - page 84 / 429 » Answering Queries Using Views |
119
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SEMCO
2007
IEEE
15 years 9 months ago
2007
IEEE
In this paper, we present an approach which, given a knowledge base and an appropriate text corpus, automatically induces patterns which can be used to query the knowledge base. W...
259
Voted
ICDE
2009
IEEE
16 years 5 months ago
2009
IEEE
In many applications, we need to analyze a large number of time series. Segments of time series demonstrating dominating advantages over others are often of particular interest. In...
126
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JLP
2000
15 years 3 months ago
2000
Generating query-answering plans for data integration systems requires to translate a user query, formulated in terms of a mediated schema, to a query that uses relations that are...
107
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PODS
2006
ACM
16 years 3 months ago
2006
ACM
The query equivalence problem has been studied extensively for set-semantics and, more recently, for bag-set semantics. However, SQL queries often combine set and bag-set semantic...
255
Voted
ICDE
2002
IEEE
16 years 4 months ago
2002
IEEE
With the growth of the Web, there has been a rapid increase in the number of users who need to access online databases without having a detailed knowledge of the schema or of quer...