View source for Bibliographical Items

= Database Queries =
== All bibliographical items ==
<sparql tryit="1">
#title: All bibliographical items

PREFIX enwb: <https://eneoli.wikibase.cloud/entity/>
PREFIX endp: <https://eneoli.wikibase.cloud/prop/direct/>

select ?item ?typeLabel ?date ?itemLabel 
       
where { 
  ?item endp:P5 enwb:Q2; endp:P6 ?type; endp:P30 ?date.
  
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
} order by ?date
</sparql>
== Publication years and number of articles ==
<sparql tryit="1">
#title: Publication years and # of articles
#defaultView:BarChart
PREFIX enwb: <https://eneoli.wikibase.cloud/entity/>
PREFIX endp: <https://eneoli.wikibase.cloud/prop/direct/>

select ?year (count(distinct ?item) as ?num_of_articles)
       
where { 
  ?item endp:P5 enwb:Q2; endp:P30 ?date.
  bind(str(YEAR(?date)) as ?year)
  # SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
} group by ?year ?num_of_articles order by ?year
</sparql>

== Languages and number of articles ==
<sparql tryit="1">
#title: Languages and # of articles
#defaultView:BarChart
PREFIX enwb: <https://eneoli.wikibase.cloud/entity/>
PREFIX endp: <https://eneoli.wikibase.cloud/prop/direct/>

select ?languageLabel (count(distinct ?item) as ?num_of_articles)
       
where { 
  ?item endp:P5 enwb:Q2; endp:P7 ?language.
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
} group by ?languageLabel ?num_of_articles order by desc(?num_of_articles)