796 search results - page 25 / 160 » A Formalization of ODMG Queries |
133
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WWW
2003
ACM
16 years 2 months ago
2003
ACM
This paper presents the notion of Semantic Associations as complex relationships between resource entities. These relationships capture both a connectivity of entities as well as ...
101
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BNCOD
2004
15 years 3 months ago
2004
When storing data in heterogeneous databases, one of the top-down design issues concerns the usage of multiple query languages. A common language enables querying of database schem...
144
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TKDE
2012
13 years 4 months ago
2012
—In a traditional keyword-search system over XML data, a user composes a keyword query, submits it to the system, and retrieves relevant answers. In the case where the user has l...
128
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CNL
2009
15 years 3 months ago
2009
Abstract. As it is well-known, querying and managing structured data in natural language is a challenging task due to its ambiguity (syntactic and semantic) and its expressiveness....
113
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ICDE
2010
IEEE
16 years 1 months ago
2010
IEEE
Rank-aware query processing has become essential for many applications that return to the user only the top-k objects based on the individual user's preferences. Top-k queries...