sum_aggregation_example

curl -XPOST http://localhost:9200/test/test -d'{
    "title": "one",
    "total": 10
}'

curl -XPOST http://localhost:9200/test/test -d'{
    "title": "one",
    "total": 10
}'

curl -XPOST http://localhost:9200/test/test -d'{
    "title": "two",
    "total": 5
}'

curl -XPOST http://localhost:9200/test/test -d'{
    "title": "two",
    "total": 5
}'

curl -XPOST http://localhost:9200/test/_search?pretty -d '{
  "query" : { "match_all" : {}},
  "size": 0,
  "aggs": {
    "title": {
      "terms": {
        "field": "title",
        "size": 0
      },
      "aggs": {
        "sum": {
          "sum": {
            "field": "total"
          }
        }
      }
    }
  }
}'