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There are libraries that validate RML mappings with shapes. We may integrate one of those in rmldoc to make sure the mapping to validate is compliant with a valid specification before generating the d…
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### Issue type: :bug: Bug
### Description
I'm unable to use Inverse predicates with the yarrrml-parser. The inverse predicates are not parsed and handled when transforming the `.yml` mappings to `…
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A recent paper:
> R2RML and the original RML specification defined that RML processors can perform data type inference from the SQL databases. Thus, mappings did not have to specify rr:datatype for R…
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Hi!
I'm using morph-kgc on a CSV file.
I'm trying to understand how to iterate over the values returned by the built-in function string_split(string, separator), applied to the value of a column of…
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Hi,
we are using Carml for our implementation of an ETL pipeline for RDF. For some use cases it would be desirable to generate RDF-star as part of a conversion.
Are there any plans to implement R…
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Hi,
I'm trying to run the following mapping on a stream.
```
@prefix rr: .
@prefix rml: .
@prefix ex: .
@prefix ql: .
@prefix carml: .
a rr:TriplesMap;
rml:logicalSource [
…
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Hi @katsi,
I was searching for solutions to dynamically generate RML mappings instead of writing them manually and came across your repo.
Was this intended as a mere PoC or do actually use this in…
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Hello
I'm trying to use RMLStreamer on a relational database but seem to be running into some issues. I have a very simple RML mapping file that just creates a subject with a constant predicateojec…
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issue: not possible to scope joins that will only occur within the scope of a single iteration
suggestion: add rml:subTriplesMap (or rml:nestedTriplesMap) as a property of rml:RefObjectMap. This w…
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All SPARQL query validation queries fail, because ` epo:PublicationProvision` is not instantiated, because the SubjectMap triples are not provided in the "main" mappings, only the related PorpoertyObj…