Related to http://stackoverflow.com/questions/37007206/export-data-from-elasticsearch-to-csv-using-logstash

logstash-es-to-csv-example.conf

input {
  # Read all documents from Elasticsearch matching the given query
  elasticsearch {
    hosts => "localhost"
    index => "index_name"
    query => '{"query":{"regexp":{"not_analyzed_field":".*"}}}'
  }
}

output {
  csv {
    fields => ["_id", "_type", "field"]
    path => "/home/sergey/export.csv"
  }
}

hello,
how can I export all the indexes one time.

In case if I want update the elasticsearch version, How can I keep the indexes ?
thanks

hello, how can I export all the indexes one time.

You can use regex for index like index => "*-suffix"