RDF Property and Datatype Usage Scanner v1.0.0

A Java 11 tool to survey the usage of datatypes in the Web Data Commons (December 2020) dataset.

Usage

How to start the experiment:

1. Preparation: Clone the repository and run mvn clean package to build the tool.
2. Run:
   • java -jar target/CreateDatabase.jar to create the database
   • ./measure.sh to start the measure
   • java -jar target/ExportDatabaseToCSV.jar to export each table of the database as a .csv.gz file

For automatic restart on Linux edit crontab using crontab -e and add the line: @reboot bash <path to script>/measure.sh (keep an empty line at the end of the document)