17-11-2012, 02:21 PM
A Query Formulation LanguageFor the Data Web
A Query Formulation Language.ppt (Size: 2.18 MB / Downloads: 61)
INTRODUCTION
Present Web
Semantic Web
RESOURCE DESCRIPTION FRAMEWORK (RDF)
A W3C Standard
For Describing Web Resources
Machine Understandable
RDF DATA MODEL
Model Elements
Resource
Property
Property Value
RDF STATEMENT
Consists 3 Elements
* Subject (Resource)
* Predicate (Property)
* Object (Property value)
SPARQL
Query Language for RDF
Query Condition- Triple pattern
Return Results in Different Ways
CONCLUSION
Provide a good Graphical interface
Person with Limited IT skills can Easily Query
Response time of Query Reduces