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Lecture Cloud- and Web-Technologies

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Flink/Gelly - Mr. Magic Sets and his friends

Please compute the result of the "friend query" with the use of Gelly API, which determines all information about "Magic Sets" and the name of his (direct) friends. A corresponding SPARQL query looks like:

SELECT *
WHERE {
 ?magic_s <http://xmlns.com/foaf/0.1/name> "Magic Sets".
 ?magic_s ?foo_p ?foo_o.
 ?magic_s <http://xmlns.com/foaf/0.1/knows> ?friend_s.
 ?friend_s <http://xmlns.com/foaf/0.1/name> ?friend_name.
}

Data

The following data of the file data.csv is given:

Editor

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Output of Editor Content

The result of running the editor content is as follows:

Output of the Solution

The output of the solution is as follows:

Solution

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