RML IO Registry

Here you can find the list of reference formulations and access descriptions of the mapping language RML.



Reference Formulation Serialization License Language Links Required by Description
JSONPath html CC-BY en specSpecification
specTest cases
RML-Core JSONPath reference formulation for referencing JSON data.
XPath html CC-BY en specSpecification
specTest cases
RML-IO XPath reference formulation for referencing XML data.
CSV html CC-BY en specSpecification
specTest cases
RML-IO CSV reference formulation for referencing CSV data.
CSV on the Web (CSVW) html CC-BY en specSpecification
specTest cases
RML-IO CSV on the Web (CSVW) reference formulation for referencing CSV data.
SQL html CC-BY en specSpecification
specTest cases
RML-IO SQL reference formulation for referencing SQL data.
Logical View html CC-BY en specSpecification
specTest cases
RML-LV Logical View reference formulation for Logical View data.
Access description Serialization License Language Links Required by Description
D2RQ html CC-BY en specSpecification
specTest cases
RML-IO D2RQ access description for accessing SQL databases.
FilePath html CC-BY en specSpecification
specTest cases
RML-Core RML FilePath access description to access local and relative files.
W3C Web of Things (WOT) html CC-BY en specSpecification
specTest cases
RML-IO-Registry Community W3C Web of Things access description for Web APIs and data streams.
W3C Data Catalog (DCAT) html CC-BY en specSpecification
specTest cases
RML-IO-Registry Community W3C Data Catalog access description for datasets locally and remote.