Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André...
Transcript of Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André...
![Page 1: Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André Santanchè e Patrícia Cavoto Institute of Computing – UNICAMP August 2015 P i c t u r](https://reader033.fdocuments.net/reader033/viewer/2022051606/6019a3024c44531ca246d2b6/html5/thumbnails/1.jpg)
Databases
Graph DatabasesFoundations
André Santanchè e Patrícia CavotoInstitute of Computing – UNICAMP
August 2015
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Graph Model
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Graph Model
Property Graph
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Property Graph
▪ (node) node
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Property Graph
▪ (node)
▫ Nodes can have properties(node { property: value })
node
node
property: value
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Property Graph
▪ (node)
▫ Nodes can have properties(node { property: value })
▪ (node)-[edge]->(node)
node
node
property: value
nodeedge
node
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Property Graph
▪ (node)
▫ Nodes can have properties(node { property: value })
▪ (node)-[edge]->(node)
▫ Edges can have properties(node)-[edge {property:value}]->(node)
node
node
property: value
nodeedge
node
nodeedge
property: value
node
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Plesiosaurus in a Property Graph
MNHN A. C. 8592
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Plesiosaurus in a Property Graph
MNHN A. C. 8592
size: 5recognized: 1830
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Plesiosaurus in a Property Graph
MNHN A. C. 8592
Plesiosaurus dolichodeirus
is a
Lyme Regis
origin
Englandcountry
size: 5recognized: 1830
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LSID Surrogate
MNHN A. C. 8592
is a
Lyme Regis
origin
Englandcountry
size: 5recognized: 1830
LSID:123456
label: Plesiosaurus dolichodeiruspopular@pt-BR: Plesiossauro
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URI Identifiers
MNHN A. C. 8592
is a
wiki:Lyme_Regis
origin
wiki:Englandcountry
size: 5recognized: 1830
LSID:123456
label: Plesiosaurus dolichodeiruspopular@pt-BR: Plesiossauro
label: Lyme Regis label: England
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Property in the origin edge
MNHN A. C. 8592
is a
wiki:Lyme_Regis
origin
wiki:Englandcountry
size: 5recognized: 1830
LSID:123456
label: Plesiosaurus dolichodeiruspopular@pt-BR: Plesiossauro
label: Lyme Regis label: England
discovered: 1824
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Back to the Property Graph
MNHN A. C. 8592
5size
LSID:123456
is a
wiki:Lyme_Regis
origin
1830
recognized
Plesiosaurus dolichodeiruslabel
Plesiossauro
popular: pt-BR
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Two properties for origin
MNHN A. C. 8592
5size
LSID:123456
is a
wiki:Lyme_Regis
1830
recognized
Plesiosaurus dolichodeiruslabel
Plesiossauro
popular: pt-BR
origin
place
1824
discovered
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Processing the Query
▪ Process by pattern
▫ Find [species] whose [origin] (→ 0..*) part of →EUA
▪ Process by inference
▫ Find [species] whose [origin] EUA→
▫ Rules:
◦ If (A) origin (B) and (B) part of (C) => (A) origin (C)
◦ If (A) part of (B) and (B) part of (C) => (A) part of (C)
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Graph Model
RDF Graph
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RDF Graph
▪ Triple model: resource, property, value
resource valueproperty
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RDF Graph
▪ Triple model: resource, property, value
▪ The value can be another resource
resource valueproperty
resourceproperty
value
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RDF Graph
▪ Triple model: resource, property, value
▪ The value can be another resource
▪ … described by a property,value
resource valueproperty
resourceproperty
value
resourceproperty
value/resource valueproperty
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Plesiosaurus dolichodeirus in RDF
▪ Triple: <MNHN A. C. 8592>, size, 5
MNHN A. C. 8592
5size
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Plesiosaurus dolichodeirus in RDF
▪ Triple: <MNHN A. C. 8592>, size, 5
▪ Triple: <MNHN A. C. 8592>, recognized, 1830
MNHN A. C. 8592
5size
1830
recognized
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Plesiosaurus dolichodeirus in RDF
▪ <MNHN A. C. 8592>, is_a, <Plesiosaurus dolichodeirus>
MNHN A. C. 8592
5size
1830
recognized
Plesiosaurus dolichodeirus
is a
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Plesiosaurus dolichodeirus in RDF
MNHN A. C. 8592
5size
Plesiosaurus dolichodeirus
is a
Lyme Regis
origin
Englandcountry
1830
recognized
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MNHN A. C. 8592
5size
LSID:123456
is a
Lyme Regis
origin
Englandcountry
1830
recognized
Plesiosaurus dolichodeiruslabel
Plesiossauro
popular@pt-BR
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Identifying by surrogatesand LSID
MNHN A. C. 8592
5size
LSID:123456
is a
Lyme Regis
origin
Englandcountry
1830
recognized
Plesiosaurus dolichodeiruslabel
Plesiossauro
popular@pt-BR
![Page 27: Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André Santanchè e Patrícia Cavoto Institute of Computing – UNICAMP August 2015 P i c t u r](https://reader033.fdocuments.net/reader033/viewer/2022051606/6019a3024c44531ca246d2b6/html5/thumbnails/27.jpg)
Identifying by URIs
MNHN A. C. 8592
5size
LSID:123456
is a
http://en.wikipedia.org/wiki/Lyme_Regis
http://en.wikipedia.org/wiki/Englandcountry
1830
recognized
Plesiosaurus dolichodeiruslabel
Plesiossauro
popular@pt-BR
Lyme Regis
labelorigin
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Short URIs(namespaces)
MNHN A. C. 8592
5size
LSID:123456
is a
wiki:Lyme_Regis
origin
wiki:Englandcountry
1830
recognized
Plesiosaurus dolichodeiruslabel
Plesiossauro
popular@pt-BR
Lyme Regis
label
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DBPedia
Île-de-France
France
Paris
Departments
Prefecture
Country
Region
YvelinesDepartments
Region
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DBPedia (URIs)
http://en.wikipedia.org/wiki/Yvelines
http://en.wikipedia.org/wiki/Île-de-France_(region)
http://en.wikipedia.org/wiki/Paris
http://en.wikipedia.org/wiki/France
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Triceratops in a Graph
Is a Triceratops horridus
Origin Lance Creek
Recognized 1889
Size 9
MNHN 1912.20
EUA
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Triceratops in a Graph
MNHN 1912.20
9size
Triceratops horridus
is a
Lance Creek
origin
1889
recognized
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Triceratops in a Graph
MNHN 1912.20
9size
Triceratops horridus
is a
Lance Creek
origin
1889
recognized
Converse County
Wyoming
EUA
part of
part of
part of
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Tyrannosaurus in a Graph
FMNH PR2081
12.3size
Tyrannosaurus rex
is a
Hell Creek
origin
1990
recognizedCheyenne RiverIndian Reservation
South Dakota
EUA
part of
part of
part of
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Analyzing in the Space
OpenStreetMap
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Analyzing in the Space
Hell Creek
Cheyenne RiverIndian Reservation
South Dakota
EUA
Lance Creek
Converse County
Wyoming
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Analyzing in the Space
Hell Creek
Cheyenne RiverIndian Reservation
South Dakota
EUA
Lance Creek
Converse County
Wyoming
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GeoNames
MNHN 1912.20
9size
Triceratops horridus
is a
Lance Creekhttp://www.geonames.org/5829995/
origin
1889
recognizedNiobrara County
http://www.geonames.org/5833446
Wyominghttp://www.geonames.org/5843591
United Stateshttp://www.geonames.org/6252001
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Classes and Properties
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Dinosaur Class
rdfs:Class
rdf:type
Dinosaur
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Dinosaur Instance
rdfs:Class
rdf:type
Dinosaur
MNHN 1912.20
rdf:type
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Place Class
rdfs:Class
rdf:type
Dinosaur
MNHN 1912.20
rdf:type
rdf:type
Place
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Place Instance
rdfs:Class
rdf:type
Dinosaur
MNHN 1912.20
rdf:type
rdf:type
Place
Lance Creek
rdf:type
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origin Property
rdfs:Class
rdf:type
Dinosaur
MNHN 1912.20
rdf:type
rdf:type
Place
Lance Creek
rdf:type
rdfs:Property
origin
rdf:type
![Page 45: Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André Santanchè e Patrícia Cavoto Institute of Computing – UNICAMP August 2015 P i c t u r](https://reader033.fdocuments.net/reader033/viewer/2022051606/6019a3024c44531ca246d2b6/html5/thumbnails/45.jpg)
origin Property
rdfs:Class
rdf:type
Dinosaur
MNHN 1912.20
rdf:type
rdf:type
Place
Lance Creek
rdf:type
rdfs:Property
origin
rdf:type
rdfs:domain
![Page 46: Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André Santanchè e Patrícia Cavoto Institute of Computing – UNICAMP August 2015 P i c t u r](https://reader033.fdocuments.net/reader033/viewer/2022051606/6019a3024c44531ca246d2b6/html5/thumbnails/46.jpg)
origin Property
rdfs:Class
rdf:type
Dinosaur
MNHN 1912.20
rdf:type
rdf:type
Place
Lance Creek
rdf:type
rdfs:Property
origin
rdf:type
rdfs:domain
rdfs:range
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origin Property
rdfs:Class
rdf:type
Dinosaur
MNHN 1912.20
rdf:type
rdf:type
Place
Lance Creek
rdf:type
rdfs:Property
origin
rdf:type
rdfs:domain
rdfs:range
origin
![Page 48: Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André Santanchè e Patrícia Cavoto Institute of Computing – UNICAMP August 2015 P i c t u r](https://reader033.fdocuments.net/reader033/viewer/2022051606/6019a3024c44531ca246d2b6/html5/thumbnails/48.jpg)
origin Property
rdfs:Class
rdf:type
Dinosaur
MNHN 1912.20
rdf:type
rdf:type
Place
Lance Creek
rdf:type
rdfs:Property
origin
rdf:type
rdfs:domain
rdfs:range
origin
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RDF Graphhttp://purl.org/dc/elements/1.1/creator
http://purl.org/dc/elements/1.1/publisher
http://www.x.org/contratado
http://www.x.org/razao_social
http://purl.org/dc/elements/1.1/title
http://www.x.org/edicao
http://www.x.org/data_publicacao
http://www.x.org/nome
Horácio Montéquio
Editora Edissauros
Vida dos Dinossauros
17/05/2001
2a
http://www.paleo.org/dinos.pdf
mailto:[email protected]
http://www.edissauros.com.br
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André Santanchèhttp://www.ic.unicamp.br/~santanche
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Graph Database
Graph as the basic data model of a database
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Property
Label
Detail
var:origin
Origin of the specimen
This descriptor hasto be used withgreat precaution...
var:origin
property
![Page 53: Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André Santanchè e Patrícia Cavoto Institute of Computing – UNICAMP August 2015 P i c t u r](https://reader033.fdocuments.net/reader033/viewer/2022051606/6019a3024c44531ca246d2b6/html5/thumbnails/53.jpg)
Using the Property
CodedDescription
taxa:V_bengalensis.html
Label
Detail
state:asia
Asia and austral isles
The specimenis from Asia or the austral islands...
var:origin
![Page 54: Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André Santanchè e Patrícia Cavoto Institute of Computing – UNICAMP August 2015 P i c t u r](https://reader033.fdocuments.net/reader033/viewer/2022051606/6019a3024c44531ca246d2b6/html5/thumbnails/54.jpg)
Connected Graph
...
taxa:V_bengalensis.html state:asiavar:origin
...
var:origin
var:origin
![Page 55: Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André Santanchè e Patrícia Cavoto Institute of Computing – UNICAMP August 2015 P i c t u r](https://reader033.fdocuments.net/reader033/viewer/2022051606/6019a3024c44531ca246d2b6/html5/thumbnails/55.jpg)
Origin in GeoNames
taxa:V_bengalensis.html http://www.geonames.org/1269750/var:origin
India
![Page 56: Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André Santanchè e Patrícia Cavoto Institute of Computing – UNICAMP August 2015 P i c t u r](https://reader033.fdocuments.net/reader033/viewer/2022051606/6019a3024c44531ca246d2b6/html5/thumbnails/56.jpg)
Geo Tree
http://www.geonames.org/6255147/
http://www.geonames.org/1269750/
gn:parentFeature
India
Asia
![Page 57: Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André Santanchè e Patrícia Cavoto Institute of Computing – UNICAMP August 2015 P i c t u r](https://reader033.fdocuments.net/reader033/viewer/2022051606/6019a3024c44531ca246d2b6/html5/thumbnails/57.jpg)
Hypernode
(Jaudete Daltio, 2013)
![Page 58: Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André Santanchè e Patrícia Cavoto Institute of Computing – UNICAMP August 2015 P i c t u r](https://reader033.fdocuments.net/reader033/viewer/2022051606/6019a3024c44531ca246d2b6/html5/thumbnails/58.jpg)
Agradecimentos
▪ Luiz Celso Gomes Jr (professor desta disciplina em 2014) pela contribuição na disciplina e nos slides.
![Page 59: Databases - Instituto de Computação€¦ · Databases Graph Databases Foundations André Santanchè e Patrícia Cavoto Institute of Computing – UNICAMP August 2015 P i c t u r](https://reader033.fdocuments.net/reader033/viewer/2022051606/6019a3024c44531ca246d2b6/html5/thumbnails/59.jpg)
Licença▪ Estes slides são concedidos sob uma Licença Creative
Commons. Sob as seguintes condições: Atribuição, Uso Não-Comercial e Compartilhamento pela mesma Licença.
▪ Mais detalhes sobre a referida licença Creative Commons veja no link:http://creativecommons.org/licenses/by-nc-sa/3.0/
▪ Fotografia de capa e fundos: web-drops por Jeremy Hiebert [http://www.flickr.com/photos/jeremyhiebert/] dispinível em http://www.flickr.com/photos/jeremyhiebert/6081389428/