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SPARQL with Property Paths
Published on Nov 10, 20151404 Views
The original SPARQL proposal was often criticized for its inability to navigate through the structure of RDF documents. For this reason property paths were introduced in SPARQL 1.1, but up to date
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Chapter list
SPARQL with Property Paths00:00
Property Paths (PP) - 100:13
Property Paths (PP) - 200:40
Property Paths (PP) - 301:09
Outline - 101:41
Property Paths - 101:56
Property Paths - 202:06
Property Paths - 302:07
Property Paths - 402:10
Property Paths - 502:13
Property Paths - 602:24
Property Paths - 702:35
Property Paths - 802:49
Property Paths - 902:53
Property Paths - 1002:57
Property Paths - 1103:02
Property Paths - 1203:04
Property Paths - 1303:06
Property Paths - 1403:13
Property Paths - 1503:24
Property Paths - 1603:27
Property Paths - 1703:33
Property Paths - 1803:42
Property Paths - 1903:54
Property Paths - 2004:01
Property Paths - 2104:08
Can we use graph DBs techniques to study Property Paths?04:30
Outline - 204:36
Graph DB techniques: query evaluation - 105:04
Graph DB techniques: query evaluation - 205:22
Graph DB techniques: query evaluation - 305:57
Outline - 306:11
Graph DB techniques: equivalence and containment - 106:17
Graph DB techniques: equivalence and containment - 207:48
Containment: graph database?08:02
Canonical Graph Database - 108:27
Canonical Graph Database - 208:41
Canonical Graph Database - 309:07
Why we can’t do this for Property Paths09:24
Problem 1 - 109:41
Problem 1 - 210:14
Problem 1 - 310:23
Problem 1 - 410:24
Problem 1 - 510:29
Problem 1 - 610:35
Problem 1 - 710:40
Problem 2 - 110:42
Problem 2 - 210:55
Problem 2 - 310:56
Problem 2 - 411:11
Problem 2 - 611:17
Canonical SPARQL databases for PPs - 111:20
Canonical SPARQL databases for PPs - 211:34
Queries with OPTIONAL - 111:47
Pattern trees example11:57
Queries with OPTIONAL - 212:18
Recap12:44
Thank you13:15