1018 search results - page 54 / 204 » On the minimization of XPath queries |
139
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WISE
2007
Springer
15 years 7 months ago
2007
Springer
We study and present our findings on two closely related problems on xpath rewriting using views when both the view and the query are tree patterns involving /,// and []. First, g...
126
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CW
2005
IEEE
15 years 7 months ago
2005
IEEE
XML information retrieval (XML-IR) systems aim to provide users with highly exhaustive and highly specific results. To interact with XML-IR systems, users must express both their ...
125
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WISE
2007
Springer
15 years 7 months ago
2007
Springer
Information in a deep Web source can be accessed through queries submitted on its query interface. Many Web applications need to interact with the query interfaces of deep Web sour...
204
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SIGMOD
2009
ACM
16 years 1 months ago
2009
ACM
Existing work in the skyline literature focuses on optimizing the processing cost. This paper aims at minimization of the communication overhead in client-server architectures, wh...
PVLDB
2010
14 years 12 months ago
2010
This paper addresses the problem of explaining missing answers in queries that include selection, projection, join, union, aggregation and grouping (SPJUA). Explaining missing ans...