【重要なお知らせ】 2018年11月1日より運営法人が変わります
 Contact

Link and Publish your data

to the Linked Open Data Community

Table Data and RDF

Tables and RDF data are supported as described below.

table
Phone number
Central library 045-111-1111
RDF RDF

Central library

Phone number

045-111-1111

arrow
Phone number Number of books
Central library 045-111-1111 154,265
RDF

Central library

Phone number

Number of books

045-111-1111

154,265

arrow

In addition, by adding a row to the table,

you can represent data for multiple subjects.

Phone number Number of books
Central library 045-111-1111 154,265
West Library 045-222-2222 65,489
South Library 045-333-3333 98,548
RDF RDF RDF

Central library

Phone number

Number of books

045-111-1111

154,265

West Library

Phone number

Number of books

045-222-2222

65,489

South Library

Phone number

Number of books

045-333-3333

98,548

arrow

What is a URI?

To treat the subject as a resource on the Web, it must be represented by a URI.

Basic RDF syntax

The basic syntax of RDF

Subject
(subject)

Property
(predicate)

Object
(object)

A URI (Uniform Resource Identifier) is an ID that should start with http:// etc.


When a Subject is represented by a URI with a property called label, the label property defines the name of the subject.




* URI depicted in the figure are fictitious.

RDF

Central library

Phone number

Number of books

045-111-1111

154,265

As is, this cannot be handled by the web

arrow

light It must be represented by a URI to be handled by the web

Subject represented by a URI

RDF

http://sample.jp/
central

Label

Phone number

Number of books

Central library

045-111-1111

154,265

The table data for this example can be represented as shown here.

table
Label Phone number Number of books
http://sample.jp/central Central library 045-111-1111 154,265
http://sample.jp/west West Library 045-222-2222 65,489
http://sample.jp/south South Library 045-333-3333 98,548

It should be noted that a string for a subject or property entered in LinkData will be converted automatically to a URI when uploaded.


If Subject: -> URI

my_subject: -> http://linkdata.org/resource/[Work ID]#my_subject


If Property: -> URI

my_property: -> http://linkdata.org/property/[Work ID]#my_property

-> page Top