Random order & pagination Elasticsearch

by

This should be considerably faster than both answers above and supports seeding:

curl -XGET 'localhost:9200/_search' -d '{
  "query": {
    "function_score" : {
      "query" : { "match_all": {} },
      "random_score" : {}
    }
  }
}';

See: https://github.com/elasticsearch/elasticsearch/issues/1170

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