es-query.txt

#Mapping

PUT /company
{
  "mappings": {
    "branch": {    
     "_id": {
      "path": "id"
     },
    "properties" : {
       "location" : {
          "type" :   "geo_point"
        }
     }
    },
    "employee": {
      "_parent": {
        "type": "branch" 
      },
      "_id": {
      "path": "id"
      }
    }
  }
}

#ElasticSearch Query

{
  "query": {
    "bool": {
      "must": [
        {
          "function_score": {
            "query": {
              "bool": {
                "should": {
                  "has_child": {
                    "query": {
                      "term": {
                        "name": "test"
                      }
                    },
                    "child_type": "employee",
                    "score_type": "sum",
                    "_name": "fs.child.query"
                  }
                }
              }
            },
            "functions": [
              {
                "filter": {
                  "has_child": {
                    "filter": {
                      "term": {
                        "name": "test"
                      }
                    },
                    "child_type": "employee",
                    "_name": "fs.child.filter"
                  }
                },
                "script_score": {
                  "script": "1",
                  "lang": "mvel"
                }
              }
            ],
            "score_mode": "sum",
            "boost_mode": "replace"
          }
        }
      ],
      "should": [
        {
          "dis_max": {
            "tie_breaker": 0.05,
            "_name": "match.location.subclause",
            "queries": [
              {
                "bool": {
                  "should": {
                    "function_score": {
                      "query": {
                        "constant_score": {
                          "filter": {
                            "geo_distance": {
                              "location": [
                                -71.41617,
                                41.7001
                              ],
                              "distance": "10.0km"
                            }
                          }
                        }
                      },
                      "functions": [
                        {
                          "exp": {
                            "location": {
                              "origin": "41.7001,-71.41617",
                              "scale": "10.0km"
                            }
                          }
                        },
                        {
                          "script_score": {
                            "script": "_score * 3.5",
                            "lang": "mvel"
                          }
                        }
                      ],
                      "score_mode": "multiply"
                    }
                  },
                  "_name": "location.clause"
                }
              }
            ]
          }
        }
      ]
    }
  }
}