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Dynamic SPARQL query construction is essential for how `rdfproxy` works and also the (conceptually) most difficult and potentially error-prone part of the library.
Basically, the SPARQL adapter has…
lu-pl updated
7 hours ago
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Is there a source that displays what sparql functions are implemented completelly, which are implemented differently, and which will come soon?
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Submitting Author Name: André Ourendik
Submitting Author Github Handle: @aourednik
Repository: https://github.com/aourednik/SPARQLchunks
Version submitted:0.2.1
Submission type: Standard
Edi…
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### SPARQL 1.2 Functions for language string literals
Functions:
`hasLANG(literal)`, `hasLANGDIR(literal)`,
`LANG(literal)`, `LANGDIR(literal)`,
`STRLANGDIR(xsd:string, xsd:string, xsd:string)` …
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### Version
5.2.0
### Question
Hello,
I have some questions about the interaction of GRAPH graph patterns and subquries.
I am using version 5.2.0.
Assume the scenario described below.
…
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In PR https://github.com/apache/jena/pull/2501, @namedgraph asks:
> Is new SPARQL syntax really required for this? IMO that is a major drawback.
> Couldn't extension functions suffice? As a GeoSPARQ…
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Expressivity of SPARQL expressions is limited. There should be an easy way to add custom functions.
These could be written in Java, which would mean that you probably drop the jar file into Tarql's l…
cygri updated
2 years ago
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This is an umbrella Issue for SPARQL functions
- [x] document all the supported/unsupported SPARQL functions. For each function, document the support of each database engine, and the limitations, i…
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#### Issue type:
- :heavy_plus_sign: Feature request
____
#### Description:
While looking into the creation of an alternative to SPARQL.js ([issue](https://github.com/RubenVerborg…
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# Use Case ONTO3
## Minimum and Maximum Depth
As a GeoSPARQL data user I would like to assess if a given 3D geometry is of specified minimum or maximum depth (Z extent).
Examples: A roof (with…