logstash-export-to-csv.conf

input {
  elasticsearch {
    hosts => ["localhost:9200"]
    index => ""
#    user => "elastic"
#    password => "changeme"
    query => '{"query": {"match_all": {}}}'
  }
}
filter {}
output {
  stdout { codec => dots }
  csv {
    fields => ["sameAs","title"] # Must list up all the necessary field names
    path => "csv-file.csv"
  }
}