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ETL to RDF with Talend and AllegroGraph

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Use Talend to create RDF triples from a Relational database or CSV files.

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ETL to RDF with Talend and AllegroGraph

  1. 1. AllegroGraph RDF Graph Database Create Triples with Talend ETL
  2. 2. Confidential How to ETL from a Relational system to an RDF Graph •Source and Metadata Column and datatype •Mapping and Transformation •Generate Output •N-Triples •N-Quads •N-Quads Extended
  3. 3. Confidential Designer
  4. 4. Confidential Create New Data Source Connection
  5. 5. Confidential • Enter Connection Information • Check the Connection • DB Version: refers to the JDBC driver New Connection
  6. 6. Confidential • Collect information about the table • Columns • Datatypes • Field Lengths Connection Metadata
  7. 7. Confidential Connection Metadata cont.
  8. 8. Confidential Connection Metadata cont.
  9. 9. Confidential Create an ETL Job
  10. 10. Confidential Add Data Source to the Job
  11. 11. Confidential Add Data Source to the Job
  12. 12. Confidential Add Components to the Job
  13. 13. Confidential Connecting Data Source to Mapper
  14. 14. Confidential • Editable Options • Change the Query • Join/Filter DataSource Details
  15. 15. Confidential Run the Job
  16. 16. Confidential Open the Mapper
  17. 17. Confidential Create the Class to Output
  18. 18. Confidential Back to the Mapper
  19. 19. Confidential Add Mappings
  20. 20. Confidential Add Mapping cont
  21. 21. Confidential Expression Builder
  22. 22. Confidential Expression Builder cont.
  23. 23. Confidential Expression Builder cont.
  24. 24. Confidential Building Output
  25. 25. Confidential Connecting Output
  26. 26. Confidential Testing and Debugging
  27. 27. Confidential Testing and Debugging cont.
  28. 28. Confidential Legal RDF
  29. 29. Confidential Little Details
  30. 30. Confidential Other Transformations

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