[JAVA] Memorandum of understanding about LOD.

at first…

Since there seems to be a project dealing with LOD in Java, a memorandum of appearance characters.

LOD

LOD…Linked Open Data Data published as OpenDat that is published so that anyone can freely use it by linking them together.

There are the following conditions to be recognized as LOD.

  1. Every thing and thing has a name (URI).
  2. Use an HTTP URI so that it can be referenced by all things.
  3. Being able to provide useful information in standard format when referencing a URI.
  4. Include other URIs so that you can discover more things and things.

Reference site: What is LOD?

RDF RDF…Resource Description Framework A standard format for providing useful information in "3." of the condition as LOD.

It consists of three elements called "triples".

--Subject --Predicate --Object

RDF --Resource Expression Framework RDF(Resource Description Framework)

Jena Jena… Java library for handling RDF

SPARQL SPARQL…SPARQL Protocol and RDF Query Language Query language for working with RDF.

Recommended Posts

Memorandum of understanding about LOD.
Memorandum of understanding when Spring Boot 1.5.10 → Spring Boot 2.0.0
WebMvcConfigurer Memorandum of Understanding for Spring Boot 2.0 (Spring 5)
About disconnect () of HttpURLConnection
About selection of OpenJDK
About DI of Spring ①
About DI of Spring ②
About form. ○○ of form_with
About @Accessors of Lombok
[Java] When writing the source ... A memorandum of understanding ①
About the handling of Null
About an instance of java
[Java] Beginner's understanding of Servlet-②
About simple operation of Docker
About the description of Docker-compose.yml
About size comparison of compareTo
Memorandum of Understanding to set Java's default encoding setting to UTF-8
About partial match of selector
WebMvcConfigurer Memorandum of Understanding for Spring Boot 2.0 (Spring 5)
About the behavior of ruby Hash # ==
About fastqc of Biocontainers and Java
About Lambda, Stream, LocalDate of Java8
About error handling of comment function
[Rails] About implementation of like function
About binding of Spring AOP Annotation
A memorandum of the FizzBuzz problem
About the role of the initialize method
A memorandum of personal phpenv install
About removeAll and retainAll of ArrayList
Think about the 7 rules of Optional
About image upload of jsp (servlet)
Step-by-step understanding of O / R mapping
About Disk Cache of Glide 4 series
Ruby memorandum (acquisition of key value)
[Ruby] Review about nesting of each
Step-by-step understanding of Java exception handling
Explanation about Array object of Ruby
Summary about the introduction of Device
About the log level of java.util.logging.Logger
A little understanding of lambda expressions
Memorandum of Understanding for Using Appium desktop Inspector with Emulator (Android App)