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# Problem
Engines implementing RML-Core should no bother with all different Source descriptions like CSV, XML, JSON, RDB, SPARQL, etc.
to be RML-Core compliant. However, the current test-cases exi…
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An aspect missing from RML is the ability to generate a triple using an inverse predicate.
Specifiying the generation of triples with an inverse predicate would allow you to generate a triple in th…
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This is a follow up of https://github.com/kg-construct/collection-containers-spec/issues/19.
It's been agreed to create class rml:Strategy in rml-core, but keep the definition of instances rml:Append…
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Currently `rml:DatatypeMap` is defined as an `rml:ExpressionMap`. However, we could define `rml:DatatypeMap` as a `rml:TermMap` in the sense that it always generates an IRI (term).
See also: discus…
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Are there real use cases where different triples need to be directed to different targets?
https://kg-construct.github.io/rml-resources/portal/requirements/requirements-io.html doesn't describe such.…
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#### What Happens?
I am trying to add a object to a predict dc:identifier. To implement this I am adding conditional block, where the main id of the triple map KeyEvent will be checked with id param…
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**Is your feature request related to a problem? Please describe.**
For the Rock-IT project we need to be able to simulate the MySpot beamline. For this the Optical Element Crystal needs to be impleme…
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Hi,
[YARRRML](https://rml.io/yarrrml/spec/) language provides a human-friendly way for users to define their data mappings.
I understand that YARRRML creates an abstraction over RML, but for st…
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# Issue
Currently, there is no way to define **windowing semantics** in RML.
Windowing is crucial when evaluating joins between different **live** streaming
data sources.
Furthermore, windowing…
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https://github.com/chrdebru/rml-core/blob/missing-test/shapes/expression_map.ttl
Implements the following:
```
# Exactly one rml:template, one rml:constant, one rml:reference,
# one rm…