8763 search results - page 288 / 1753 » Querying Database Knowledge |
163
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DBPL
2009
Springer
16 years 1 months ago
2009
Springer
Abstract. We propose a framework in which query sizes can be estimated from arbitrary statistical assertions on the data. In its most general form, a statistical assertion states t...
147
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ICCS
2005
Springer
16 years 5 days ago
2005
Springer
We have previously described a hybrid keyword search that combines metadata search with a traditional keyword search over unstructured context data. This hybrid search paradigm pro...
194
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IC
2007
15 years 8 months ago
2007
Abstract XML databases, providing structural querying support, are becoming more and more popular. As we know, XML data may change over time and providing an efficient support to q...
171
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NLDB
2004
Springer
16 years 22 hour ago
2004
Springer
Most natural language database interfaces suffer from the translation knowledge portability problem, and are vulnerable to ill-formed questions because of their deep analysis. To a...
192
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SSDBM
1998
IEEE
15 years 11 months ago
1998
IEEE
We address the issue of designing effective query languages for OLAP databases. The basis of our investigation is MD, a new data model for multidimensional databases that, unlike ...