query.json

{
  "filter": {
    "term": {
      "skills": "Engineering"
    }
  },
  "query": {
    "filtered": {
      "query": {
        "multi_match": {
          "fields": [
            "courses.name",
            "courses.description",
            "courses.categories.categories.index",
            "profile.skills.skills.index",
            "profile.firstName",
            "profile.lastName"
          ],
          "type": "phrase_prefix",
          "query": "engineer"
        }
      }
    }
  },
  "size": 50,
  "facets": {
    "location": {
      "terms": {
        "field": "location",
        "size": 10
      }
    },
    "skills": {
      "terms": {
        "field": "skills",
        "size": 10
      }
    },
    "categories": {
      "terms": {
        "field": "categories",
        "size": 10
      }
    },
    "startDate": {
      "range": {
        "startDate": [
          {
            "label": "Last week",
            "from": 1388275200000,
            "to": 1388879999000,
            "count": 0
          },
          {
            "label": "This week",
            "from": 1388880000000,
            "to": 1389484799000,
            "count": 0
          },
          {
            "label": "Next week",
            "from": 1389484800000,
            "to": 1390089599000,
            "count": 0
          },
          {
            "label": "Within 2 weeks",
            "from": 1390089600000,
            "to": 1390694399000,
            "count": 0
          },
          {
            "label": "Within 3 weeks",
            "from": 1390694400000,
            "to": 1391299199000,
            "count": 0
          }
        ],
        "size": 50
      }
    }
  }
}

user_mapping.json

{
  "user": {
    "properties": {
      "courses": {
        "properties": {
          "_id": {
            "type": "string"
          },
          "active": {
            "type": "boolean"
          },
          "categories": {
            "type": "multi_field",
            "fields": {
              "categories": {
                "type": "string",
                "index": "not_analyzed"
              },
              "categories.index": {
                "type": "string",
                "index": "analyzed"
              }
            }
          },
          "description": {
            "type": "string"
          },
          "name": {
            "type": "string"
          },
          "sessions": {
            "properties": {
              "_id": {
                "type": "string"
              },
              "active": {
                "type": "boolean"
              },
              "startDate": {
                "type": "date",
                "format": "dateOptionalTime"
              }
            }
          }
        }
      },
      "model": {
        "type": "string"
      },
      "photoUrl": {
        "type": "string"
      },
      "profile": {
        "properties": {
          "firstName": {
            "type": "string"
          },
          "lastName": {
            "type": "string"
          },
          "location": {
            "type": "multi_field",
            "fields": {
              "location": {
                "type": "string",
                "index": "not_analyzed"
              },
              "location.index": {
                "type": "string",
                "index": "analyzed"
              }
            }
          },
          "skills": {
            "type": "multi_field",
            "fields": {
              "skills": {
                "type": "string",
                "index": "not_analyzed"
              },
              "skills.index": {
                "type": "string",
                "index": "analyzed"
              }
            }
          }
        }
      },
      "username": {
        "type": "string"
      }
    }
  }
}