site:recherche:logiciels:sparqlwithspark
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| Les deux révisions précédentesRévision précédenteProchaine révision | Révision précédente | ||
| site:recherche:logiciels:sparqlwithspark [13/09/2016 17:35] – [Chain queries] hubert | site:recherche:logiciels:sparqlwithspark [17/11/2023 18:39] (Version actuelle) – amann | ||
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| ====== SPARQL query processing with Apache Spark ====== | ====== SPARQL query processing with Apache Spark ====== | ||
| - | This web page is a companion to the "SPARQL query processing with Apache Spark" paper submitted at EDBT 2017. | + | This wiki is a companion to the following publications: | 
| + |   * [[https:// | ||
| + |   * [[https:// | ||
| + |   * [[https:// | ||
| + |   * [[https:// | ||
| - | It provides access to some resources related to the evaluation section. | + | It provides access to the resources related to the evaluation section  | 
| + | |||
| + | See also [[en: | ||
| ===== Data sets ===== | ===== Data sets ===== | ||
| + | * DrugBank | ||
| + | * DBPedia | ||
| + | * LUBM: LU100M, LU1B | ||
| + |   * WatDiv: see [[en: | ||
| ===== Query processing ===== | ===== Query processing ===== | ||
| + | |||
| + | ==== WatDiv queries ==== | ||
| + | |||
| + | |||
| + | === Query S1 === | ||
| + | <code sparql> | ||
| + | SELECT ?v0 ?v1 ?v3 ?v4 ?v5 ?v6 ?v7 ?v8 ?v9 WHERE { | ||
| + | ?v0 gr:includes ?v1 . %v2% gr:offers ?v0 . | ||
| + | ?v0 gr:price ?v3 . ?v0 gr: | ||
| + | ?v0 gr: | ||
| + | ?v0 sorg: | ||
| + | ?v0 sorg: | ||
| + | ?v0 sorg: | ||
| + | </ | ||
| + | |||
| + | See [[en: | ||
| + | |||
| + | === Query F5 === | ||
| + | <code sparql> | ||
| + | SELECT ?v0 ?v1 ?v3 ?v4 ?v5 ?v6 WHERE { | ||
| + | ?v0 gr:includes ?v1 . %v2% gr:offers ?v0 . | ||
| + | ?v0 gr:price ?v3 . ?v0 gr: | ||
| + | ?v1 og:title ?v5 . ?v1 rdf:type ?v6 . } | ||
| + | </ | ||
| + | |||
| + | See [[en: | ||
| + | == Execution reports for F5 == | ||
| + | |||
| + | ^Plan  ^  Execution report  | ||
| + | |SPARQL DF  |  {{: | ||
| + | |SPARQL Hybrid|  | ||
| + | |S2RDF  | ||
| + | |S2RDF+Hybrid  | ||
| + | |||
| + | |||
| + | === Query C3 === | ||
| + | <code sparql> | ||
| + | SELECT ?v0 WHERE { | ||
| + | ?v0 wsdbm:likes ?v1 . ?v0 wsdbm: | ||
| + | ?v0 dc:Location ?v3 . ?v0 foaf:age ?v4 . | ||
| + | ?v0 wsdbm: | ||
| + | </ | ||
| + | |||
| + | See [[en: | ||
| + | |||
| ==== Star queries ==== | ==== Star queries ==== | ||
| + | Star queries over the DrugBank dataset | ||
| + | Star with 3 branches | ||
| + | <code sparql> | ||
| + | SELECT ?x ?a ?b | ||
| + | WHERE { | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ? | ||
| + | </ | ||
| + | |||
| + | Star with 5 branches | ||
| + | <code sparql> | ||
| + | SELECT ?x ?a ?b ?c ?d | ||
| + | WHERE { | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ? | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + | } | ||
| + | </ | ||
| + | |||
| + | Star with 10 branches | ||
| + | <code sparql> | ||
| + | SELECT ?x ?a ?b ?c ?d ?g ?h ?i | ||
| + | WHERE { | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ? | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + | } | ||
| + | </ | ||
| + | |||
| + | Star with 15 branches | ||
| + | <code sparql> | ||
| + | SELECT ?x ?a ?b ?c ?d ?g ?h ?i ?j ?k ?l | ||
| + | WHERE { | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ? | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + |  ?x < | ||
| + | </ | ||
| + | |||
| + | See [[en: | ||
| ==== Chain queries ==== | ==== Chain queries ==== | ||
| + | |||
| Chain queries over DBPedia data set. | Chain queries over DBPedia data set. | ||
| - | === Chain4 Query === | ||
| - | Using the SPARQL DF method: | + | === Chain4 query === | 
| - | < | + | Chain4 is | 
| + | < | ||
| + | SELECT ?x1, ?x2, ?x3, ?x4, ?x5 WHERE { ?x1 P1 ?x2 . ?x2 P2 ?x3 . ?x3 P3 ?x4 . ?x4 P4 ?x5 } | ||
| + | </ | ||
| + | with properties | ||
| + | <code scala> | ||
| + | val P1 = 1389363200 | ||
| val P2 = 52239 | val P2 = 52239 | ||
| val P3 = 1164541952 | val P3 = 1164541952 | ||
| val P4 = 1164156928 | val P4 = 1164156928 | ||
| - | val t1 = df.where(" | ||
| - | val t2 = df.where(s" | ||
| - | val t3 = df.where(s" | ||
| - | val t4 = df.where(s" | ||
| - | val res = t1.join(t2, | ||
| </ | </ | ||
| + | See [[en: | ||
| + | |||
| + | === Chain6 query === | ||
| + | <code sparql> | ||
| + | SELECT ?x1, ?x2, ?x3, ?x4, ?x5, ?x6, ?x7 WHERE { ?x1 P1 ?x2 . ?x2 P2 ?x3 . ?x3 P3 ?x4 . ?x4 P4 ?x5 . ?x5 P5 ?x6 . ?x6 P6 ?x7 } | ||
| + | </ | ||
| + | with properties | ||
| + | <code scala> | ||
| + | val P1 = 18843 | ||
| + | val P2 = 5540 | ||
| + | val P3 = 1179222016 | ||
| + | val P4 = 1446076416 | ||
| + | val P5 = 1446244352 | ||
| + | val P6 = 36363 | ||
| + | </ | ||
| + | See [[en: | ||
| + | |||
| ==== Snowflake queries ==== | ==== Snowflake queries ==== | ||
| - | ==== WatDiv queries  | + | SPARQL for Q8 from LUBM test suite | 
| + | <code sparql> | ||
| + | PREFIX rdf: < | ||
| + | PREFIX ub: < | ||
| + | SELECT ?X, ?Y, ?Z | ||
| + | WHERE | ||
| + | {?X rdf:type ub:Student . | ||
| + |   ?Y rdf:type ub: | ||
| + | ?X ub:memberOf ?Y . | ||
| + |   ?Y ub: | ||
| + |   ?X ub: | ||
| + | </ | ||
| + | |||
| + | See [[en: | ||
| + | |||
| + | |||
| + | ===== Misc ===== | ||
| + |   | ||
| + | |||
| + | |||
| + | |||
site/recherche/logiciels/sparqlwithspark.1473780958.txt.gz · Dernière modification :  de hubert
                
                