356 search results - page 18 / 72 » Knowledge Representation using Schema Tuple Queries |
182
Voted
ICDE
2003
IEEE
15 years 11 months ago
2003
IEEE
XKeyword provides efficient keyword proximity queries on large XML graph databases. A query is simply a list of keywords and does not require any schema or query language knowledg...
73
Voted
AAAI
1990
14 years 10 months ago
1990
The Intelligent Database Interface (IDI) is a cache-based interface that is designed to provide Artificial Intelligence systems with efficient access to one or more databases on o...
ICDT
2007
ACM
15 years 3 months ago
2007
ACM
Abstract. We define and study formal privacy guarantees for information integration systems, where sources are related to a public schema by mappings given by source-to-target dep...
78
Voted
LICS
2002
IEEE
15 years 2 months ago
2002
IEEE
We study relations on trees defined by first-order constraints over a vocabulary that includes the tree extension relation Ì Ì ¼, holding if and only if every branch of Ì ex...
157
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SIGMOD
2009
ACM
15 years 10 months ago
2009
ACM
Existing keyword-search systems in relational databases require users to submit a complete query to compute answers. Often users feel "left in the dark" when they have l...