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dipLODocus[RDF]: Short and Long-Tail RDF Analytics for Massive Webs of Data
Published on Nov 25, 20113438 Views
The proliferation of semantic data on the Web requires RDF database systems to constantly improve their scalability and transactional efficiency. At the same time, users are increasingly interested in
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Chapter list
dipLODocus00:00
Motivation00:23
3 recipes to speed-up01:31
Why collocation??02:01
Outline02:32
System Architecture02:53
Main Idea - Hybrid Storage03:40
Main Idea - data structures04:10
Declarative Templates04:48
Template Matching05:47
Molecule Clusters06:38
List of Literals07:17
Hash Table08:00
Basic operations - inserts09:35
Basic operations - queries - triple patterns10:27
Basic operations - queries - molecule queries12:08
Basic operations - queries aggregates and analytics13:01
Performance Evaluation14:11
Results - LUBM - 10 Universities15:19
Results - LUBM - 100 Universities16:17
Results - analytic 10 Universities16:18
Results - analytic 100 Universities16:19
Future work16:20
Conclusions16:59
Thank you18:08