861 search results - page 73 / 173 » Relational Completeness of Query Languages for Annotated Dat... |
152
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SIGMOD
2007
ACM
15 years 10 months ago
2007
ACM
This paper describes query processing in the DBO database system. Like other database systems designed for ad-hoc, analytic processing, DBO is able to compute the exact answer to ...
151
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SIGMOD
2005
ACM
15 years 10 months ago
2005
ACM
XQuery is considered to become the standard query language for XML documents. However, the complete XQuery syntax and semantics seem too complicated for research and educational p...
WEBDB
2005
Springer
15 years 3 months ago
2005
Springer
In the relational model it has been shown that the flat relational algebra has the same expressive power as the nested relational algebra, as far as queries over flat relations ...
FLAIRS
2007
15 years 4 days ago
2007
The basic aim of the model proposed here is to automatically build semantic metatext structure for texts that would allow us to search and extract discourse and semantic informati...
SEBD
1997
14 years 11 months ago
1997
Abstract. Multidimensional databases are large collections of data, often historical, used for sophisticated analysis oriented to decision making. This activity is supported by an ...