Faster implementation of TPF for SDB (#54)
* Initial performance improvements to TPF * Add faster counts for TPF * Correct end count * Bug fixes, use hashes for filtering * Initial LDF SPARQL client * Handle blank nodes correctly
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grahamtriggs
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17 changed files with 1446 additions and 112 deletions
43
api/src/main/resources/tpf/client.ftl.html
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api/src/main/resources/tpf/client.ftl.html
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<h2>Query from your browser</h2>
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<p>
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Your browser executes these queries locally
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using <a href="http://linkeddatafragments.org/in-depth/#tpf" target="_blank">Triple Pattern Fragments</a>.
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</p>
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<fieldset class="ldf-client">
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<ul>
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<li>
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<label>Query</label>
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<textarea class="queryText"></textarea>
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</li>
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<li>
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<button class="start" style="display: inline-block;">Execute query</button>
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<button class="stop" style="display: none;">Stop execution</button>
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<span class="timing"></span>
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</li>
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<!-- example queries -->
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<li>
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<label>Query results</label>
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<div class="results"><div class="text"></div><div class="scrollRunway" style="position: absolute; height: 1px; width: 1px; transition: transform 0.2s; -webkit-transition: transform 0.2s; transform: translate(0px, 0px);"> </div></div>
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</li>
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</ul>
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</fieldset>
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<link rel="stylesheet" href="${ assetsPath }ldf-client.css">
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<script>
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var ldfAssetsPath = '${ assetsPath }';
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</script>
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<script src="${ assetsPath }ldf-client-ui-packaged.js"></script>
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<script>jQuery(function($){$(".ldf-client").queryui(
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{
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"datasources": [
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<#if datasources??>
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<#list datasources?keys as datasourceName>
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{
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"name": "${datasources[datasourceName].getTitle() }",
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"url": "${homePath}/${datasourceName}"
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}<#if datasourceName?has_next>, </#if>
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</#list>
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</#if>
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]
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}
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)})</script>
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122
api/src/main/resources/tpf/examples.ftl.html
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api/src/main/resources/tpf/examples.ftl.html
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<li>
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<label>Example queries</label>
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<select class="query" style="display: none;"><option></option><option value="SELECT ?movie ?title ?name
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WHERE {
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?movie dbpedia-owl:starring [ rdfs:label "Brad Pitt"@en ];
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rdfs:label ?title;
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dbpedia-owl:director [ rdfs:label ?name ].
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FILTER LANGMATCHES(LANG(?title), "EN")
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FILTER LANGMATCHES(LANG(?name), "EN")
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}">Directors of movies starring Brad Pitt</option><option value="SELECT DISTINCT ?entity WHERE {
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?entity a dbpedia-owl:Airport;
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dbpprop:cityServed dbpedia:Italy.
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}">Airports in Italy</option><option value="SELECT ?name ?deathDate WHERE {
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?person a dbpedia-owl:Artist;
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rdfs:label ?name;
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dbpedia-owl:birthPlace [ rdfs:label "York"@en ].
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FILTER LANGMATCHES(LANG(?name), "EN")
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OPTIONAL { ?person dbpprop:dateOfDeath ?deathDate. }
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}">Artists born in York</option><option value="CONSTRUCT {
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?artist a dbpedia-owl:Artist.
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?artist dbpedia-owl:birthDate ?date.
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}
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WHERE {
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?artist dbpedia-owl:influencedBy dbpedia:Pablo_Picasso.
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?artist a dbpedia-owl:Artist.
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?artist dbpedia-owl:birthDate ?date.
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}">Artists influenced by Picasso</option><option value="SELECT DISTINCT ?book ?author
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WHERE {
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?book rdf:type dbpedia-owl:Book;
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dbpedia-owl:author ?author.
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}
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LIMIT 100">Authors of books</option><option value="SELECT ?award WHERE {
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?award a dbpedia-owl:Award;
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dbpprop:country [ dbpedia-owl:language dbpedia:Dutch_language ].
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}">Award ceremonies in Dutch speaking countries</option><option value="SELECT DISTINCT ?performer ?name WHERE {
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?work dbpedia-owl:writer dbpedia:Michael_Jackson;
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dbpedia-owl:musicalArtist ?performer.
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OPTIONAL {
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?performer rdfs:label ?name.
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FILTER LANGMATCHES(LANG(?name), "EN")
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}
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}">Bands Michael Jackson wrote a song for</option><option value="SELECT ?software ?company WHERE {
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?software dbpedia-owl:developer ?company.
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?company dbpedia-owl:locationCountry [ rdfs:label "Belgium"@en ].
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}">Belgian software</option><option value="PREFIX yago: <http://dbpedia.org/class/yago/>
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SELECT ?person
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WHERE {
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?person a yago:Carpenters, yago:PeopleExecutedByCrucifixion.
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}">Carpenters killed by crucifixion</option><option value="PREFIX dbpedia-owl: <http://dbpedia.org/ontology/>
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SELECT ?actor ?cause
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WHERE {
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?actor dbpedia-owl:deathCause ?cause.
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?actor dc:subject <http://dbpedia.org/resource/Category:American_male_film_actors>
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}">Death causes of male American actors</option><option value="SELECT ?dessert ?fruit
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WHERE {
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?dessert dbpedia-owl:type <http://dbpedia.org/resource/Dessert>;
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dbpedia-owl:ingredient ?fruit.
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?fruit dbpedia-owl:kingdom <http://dbpedia.org/resource/Plant>.
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}">Desserts made with plants</option><option value="SELECT DISTINCT ?device WHERE {
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dbpedia:Raspberry_Pi dbpprop:os ?operatingSystem.
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?device a dbpedia-owl:Device;
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dbpprop:os ?operatingSystem.
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FILTER (!(?device = dbpedia:Raspberry_Pi))
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}">Devices with the same OS as the Raspberry Pi</option><option value="SELECT DISTINCT ?entity ?event
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WHERE {
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?entity a dbpedia-owl:Event;
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rdfs:label ?event;
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?predicate <http://dbpedia.org/resource/Trentino> .
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FILTER(langMatches(lang(?event), "EN"))
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}">Events that took place in the Trentino region</option><option value="SELECT ?titleEng ?title
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WHERE {
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?movie dbpprop:starring [ rdfs:label "Natalie Portman"@en ];
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rdfs:label ?titleEng, ?title.
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FILTER LANGMATCHES(LANG(?titleEng), "EN")
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FILTER (!LANGMATCHES(LANG(?title), "EN"))
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}">Foreign titles of Natalie Portman movies</option><option value="SELECT ?indDish ?belDish ?ingredient
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WHERE {
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?indDish a dbpedia-owl:Food;
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dbpedia-owl:origin dbpedia:India;
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dbpedia-owl:ingredient ?ingredient.
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?belDish a dbpedia-owl:Food;
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dbpedia-owl:origin dbpedia:Belgium;
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dbpedia-owl:ingredient ?ingredient.
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}">Indian dishes that have ingredients in common with Belgian dishes</option><option value="SELECT DISTINCT ?artist ?band ?bandName WHERE {
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{ <http://dbpedia.org/resource/Queen_(band)> dbpedia-owl:bandMember ?artist. }
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UNION
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{ <http://dbpedia.org/resource/Queen_(band)> dbpedia-owl:formerBandMember ?artist. }
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?band dbpedia-owl:formerBandMember ?artist;
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rdfs:label ?bandName.
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FILTER (?band != <http://dbpedia.org/resource/Queen_(band)>)
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}">Other bands of Queen members</option><option value="SELECT DISTINCT ?person
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WHERE {
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dbpedia:Jesus dc:subject ?common.
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?person a foaf:Person;
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dc:subject ?common.
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}
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LIMIT 1000">People who have something in common with Jesus</option><option value="SELECT ?place ?relation
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WHERE {
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?place rdf:type dbpedia-owl:Settlement;
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?relation dbpedia:Barack_Obama;
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}">Places that have something to do with Barack Obama</option><option value="SELECT ?clubName ?playerName WHERE {
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?club a dbpedia-owl:SoccerClub;
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dbpedia-owl:ground ?city;
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rdfs:label ?clubName.
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?player dbpedia-owl:team ?club;
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dbpedia-owl:birthPlace ?city;
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rdfs:label ?playerName.
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?city dbpedia-owl:country dbpedia:Spain.
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FILTER LANGMATCHES(LANG(?clubName), "EN")
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FILTER LANGMATCHES(LANG(?playerName), "EN")
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}">Soccer players born in their club's city</option><option value="SELECT ?entity ?label ?comment
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WHERE {
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?entity a dbpedia-owl:MythologicalFigure;
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rdfs:label ?label;
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dc:subject <http://dbpedia.org/resource/Category:Women_in_Greek_mythology>;
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rdfs:comment ?comment
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FILTER(langMatches(lang(?label), "EN"))
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FILTER(langMatches(lang(?comment), "EN"))
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}">Women in Greek mythology</option></select><div class="chosen chosen-single" style="width: 430px;" title=""><a class="chosen-single chosen-default" tabindex="-1"><span> </span><div><b></b></div></a><div class="chosen-drop"><div class="chosen-search"><input type="text" autocomplete="off"></div><ul class="chosen-results"></ul></div></div>
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</li>
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</#list>
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</#if>
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</dl>
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<p>The current dataset <em class="dataset">index</em> contains metadata about these datasets.</p>
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</div>
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<#include "fragment.ftl.html">
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<#include "client.ftl.html">
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</#macro>
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<@display_page/>
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