dnet-hadoop/dhp-workflows/dhp-stats-update/src/main/resources/eu/dnetlib/dhp/oa/graph/stats/oozie_app/scripts/step15_5.sql

-- datasource sources:
-- where the datasource info have been collected from.
create table if not exists ${stats_db_name}.datasource_sources AS
select substr(d.id,4) as id, substr(cf.key, 4) as datasource
from ${openaire_db_name}.datasource d lateral view explode(d.collectedfrom) cfrom as cf
where d.datainfo.deletedbyinference=false;