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» Querying Semistructured Heterogeneous Information
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JCSS
2002
43views more  JCSS 2002»
14 years 10 months ago
Querying Incomplete Information in Semistructured Data
Yaron Kanza, Werner Nutt, Yehoshua Sagiv
WWW
2006
ACM
15 years 11 months ago
Graphical representation of RDF queries
In this poster we discuss a graphical notation for representing queries for semistructured data. We try to strike a balance between expressiveness of the query language and simpli...
Andreas Harth, Sebastian Ryszard Kruk, Stefan Deck...
105
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VLDB
1997
ACM
165views Database» more  VLDB 1997»
15 years 2 months ago
DataGuides: Enabling Query Formulation and Optimization in Semistructured Databases
In semistructured databases there is no schema fixed in advance. To provide the benefits of a schema in such environments, we introduce DataGuides: concise and accurate structural...
Roy Goldman, Jennifer Widom
CAISE
1999
Springer
15 years 2 months ago
Queries and Constraints on Semi-structured Data
Diego Calvanese, Giuseppe De Giacomo, Maurizio Len...