| CommunityTechBot updated the task description. (Show Details) |
CHANGES TO TASK DESCRIPTION
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 a simple federated query with http://datos.bne.es/sparql works as expected [[ https://query.wikidata.org/#SELECT%20%2a%20WHERE%20%7B%0A%20%20SERVICE%20%3Chttp%3A%2F%2Fdatos.bne.es%2Fsparql%3E%20%7B%0A%20%20%20%20%3Chttp%3A%2F%2Fdatos.bne.es%2Fresource%2FXX1719671%3E%20%3Fprop%20%3Fvalue%20.%0A%20%20%7D%0A%7D | from the Query Service ]]...
```
SELECT * WHERE {
SERVICE <http://datos.bne.es/sparql> {
<http://datos.bne.es/resource/XX1719671> ?prop ?value .
}
}
an equivalent one using BIND [[ https://query.wikidata.org/#SELECT%20%2a%20WHERE%20%7B%0A%20%20BIND%28%3Chttp%3A%2F%2Fdatos.bne.es%2Fresource%2FXX1719671%3E%20AS%20%3Fid%29%0A%20%20SERVICE%20%3Chttp%3A%2F%2Fdatos.bne.es%2Fsparql%3E%20%7B%0A%20%20%20%20%3Fid%20%3Fprop%20%3Fvalue%20.%0A%20%20%7D%0A%7D | does not ]]...
```
SELECT * WHERE {
BIND(<http://datos.bne.es/resource/XX1719671> AS ?id)
SERVICE <http://datos.bne.es/sparql> {
?id ?prop ?value .
}
}
but [[ https://query.wikidata.org/#SELECT%20%2a%20WHERE%20%7B%0A%20%20BIND%28%3Chttp%3A%2F%2Fdbpedia.org%2Fresource%2FUniverse%3E%20AS%20%3Fid%29%0A%20%20SERVICE%20%3Chttp%3A%2F%2Fdbpedia.org%2Fsparql%3E%20%7B%0A%20%20%20%20%3Fid%20%3Fprop%20%3Fvalue%20.%0A%20%20%7D%0A%7D | it does ]] with other data sources like DBpedia...
```
SELECT * WHERE {
BIND(<http://dbpedia.org/resource/Universe> AS ?id)
SERVICE <http://dbpedia.org/sparql> {
?id ?prop ?value .
}
}
```
I guess this is caused by the fact that http://datos.bne.es/sparql doesn't allow binding. However, if true, this would work if we replaced the corresponding variables with their content in our side.
Federated queries without binding aren't very useful.
```
SELECT * WHERE {
SERVICE <http://datos.bne.es/sparql> {
<http://datos.bne.es/resource/XX1719671> ?prop ?value .
}
}
an equivalent one using BIND [[ https://query.wikidata.org/#SELECT%20%2a%20WHERE%20%7B%0A%20%20BIND%28%3Chttp%3A%2F%2Fdatos.bne.es%2Fresource%2FXX1719671%3E%20AS%20%3Fid%29%0A%20%20SERVICE%20%3Chttp%3A%2F%2Fdatos.bne.es%2Fsparql%3E%20%7B%0A%20%20%20%20%3Fid%20%3Fprop%20%3Fvalue%20.%0A%20%20%7D%0A%7D | does not ]]...
```
SELECT * WHERE {
BIND(<http://datos.bne.es/resource/XX1719671> AS ?id)
SERVICE <http://datos.bne.es/sparql> {
?id ?prop ?value .
}
}
but [[ https://query.wikidata.org/#SELECT%20%2a%20WHERE%20%7B%0A%20%20BIND%28%3Chttp%3A%2F%2Fdbpedia.org%2Fresource%2FUniverse%3E%20AS%20%3Fid%29%0A%20%20SERVICE%20%3Chttp%3A%2F%2Fdbpedia.org%2Fsparql%3E%20%7B%0A%20%20%20%20%3Fid%20%3Fprop%20%3Fvalue%20.%0A%20%20%7D%0A%7D | it does ]] with other data sources like DBpedia...
```
SELECT * WHERE {
BIND(<http://dbpedia.org/resource/Universe> AS ?id)
SERVICE <http://dbpedia.org/sparql> {
?id ?prop ?value .
}
}
```
I guess this is caused by the fact that http://datos.bne.es/sparql doesn't allow binding. However, if true, this would work if we replaced the corresponding variables with their content in our side.
Federated queries without binding aren't very useful.
TASK DETAIL
EMAIL PREFERENCES
To: CommunityTechBot
Cc: Smalyshev, Esc3300, Lucas_Werkmeister_WMDE, abian, AndyTan, Zylc, 1978Gage2001, Lahi, Gq86, Darkminds3113, herron, GoranSMilovanovic, Chicocvenancio, alanajjar, QZanden, EBjune, Tbscho, merbst, LawExplorer, Lea_WMDE, Mattias_Ostmar-WMSE, Avner, JJMC89, Gehel, Jseddon, Ryuch, Mkdw, RuyP, JEumerus, Jonas, FloNight, Xmlizer, Trizek-WMF, KasiaWMDE, 0x010C, srodlund, Luke081515, grin, Bsadowski1, mys_721tx, jkroll, Wikidata-bugs, Jdouglas, Snowolf, aude, Tobias1984, Huji, Manybubbles, Gryllida, jayvdb, Tobi_WMDE_SW, revi, scfc, He7d3r, Romaine, Mbch331, Jay8g, Glaisher, Krenair, chasemp
Cc: Smalyshev, Esc3300, Lucas_Werkmeister_WMDE, abian, AndyTan, Zylc, 1978Gage2001, Lahi, Gq86, Darkminds3113, herron, GoranSMilovanovic, Chicocvenancio, alanajjar, QZanden, EBjune, Tbscho, merbst, LawExplorer, Lea_WMDE, Mattias_Ostmar-WMSE, Avner, JJMC89, Gehel, Jseddon, Ryuch, Mkdw, RuyP, JEumerus, Jonas, FloNight, Xmlizer, Trizek-WMF, KasiaWMDE, 0x010C, srodlund, Luke081515, grin, Bsadowski1, mys_721tx, jkroll, Wikidata-bugs, Jdouglas, Snowolf, aude, Tobias1984, Huji, Manybubbles, Gryllida, jayvdb, Tobi_WMDE_SW, revi, scfc, He7d3r, Romaine, Mbch331, Jay8g, Glaisher, Krenair, chasemp
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