A sample script to migrate some musical entities from musicbrainz.org to grakn graph databases.

PS: In this example, we only used the first 100 artist,recording and release_group entities from the musicbrainz.org database. For scrapping data from musicbrainz database there are set of functions available in the following repository if you have direct access to the database.https://github.com/albincorreya/musicbrainz_queries

Refer to https://musicbrainz.org/doc/MusicBrainz_Server/Setup for server setup.

Screenshot of Grakn web interface

Note :

Please go through the basic documentation of Grakn database and Graql query language. https://grakn.ai/pages/documentation/get-started/quickstart-tutorial.html

Also go thorugh basic details of musicbrainz.org schema representation. https://musicbrainz.org/doc/MusicBrainz_Database/Schema

1. Download and setup Grakn database from https://grakn.ai/pages/documentation/get-started/setup-guide.html

2. Downoad or clone this repo to the Grakn folder that you had previously downloaded.

3. Navigate to your Grakn directory and run the following commands.

     $ cd "your_directory"
   
     $ ./bin/grakn.sh start
     
     $ ./bin/graql.sh -f ./simplebrainz_ontology/ontology.gql
   

4. For command-line graql interface, run the following.

     $ ./bin/grakn.sh start
   

5. Go to http://0.0.0.0:4567 for the interactive web interface

CSV Migration

1. Run the shell script "migrate_loader.sh" from home directory

   ./migrate_loader.sh '''your grakn directory'''