ElasticSearch: The definitive guide

Chapter01.json

GET _search
{
  "query": {
    "match_all": {}
  }
}

PUT /megacorp/employee/1
{
  "first_name": "John",
  "last_name": "Smith",
  "age" : 25,
  "about" : "I love to go rock climbing and swimming",
  "interests": [ "sports", "music" ]
}

PUT /megacorp/employee/2
{
  "first_name" : "Jane",
  "last_name": "Smith",
  "age" : 32,
  "about" : "I like to collect rock albums", 
  "interests": [ "music" ]
}

PUT /megacorp/employee/3
{
  "first_name" : "Douglas",
  "last_name": "Fir",
  "age" : 35,
  "about": "I like to build cabinets", 
  "interests": [ "forestry" ]
}

GET /megacorp/employee/_search
GET /megacorp/employee/_search?q=last_name:Smith
GET /megacorp/employee/_search
{
  "query":{
    "match": {
      "last_name": "Smith"
    }
  }
}
GET /megacorp/employee/_search
{
  "query": {
    "filtered": {
      "query": {
        "match": {
          "last_name": "Smith"
        }
      },
      "filter": {
        "range": {
          "age": {
            "gt": 30
          }
        }
      }
    }
  }
}

GET /megacorp/employee/_search
{
  "query": {
    "match": {
      "about": "rock climbing"
    }
  }
}

GET /megacorp/employee/_search
{
  "query": {
    "match_phrase": {
      "about": "rock climbing"
    }
  }
}

GET /megacorp/employee/_search
{
  "query": {
    "match_phrase": {
      "about": "rock climbing"
    }
  },
  "highlight": {
    "fields": {
      "about": {}
    }
  }
}

GET /megacorp/employee/_search
{
  "aggs": {
    "all_interests": {
      "terms": {
        "field": "interests"
      }
    }
  }
}

GET /megacorp/employee/_search
{
  "query": {
    "match": {
      "last_name": "Smith"
    }
  }, 
  "aggs": {
    "all_interests": {
      "terms": {
        "field": "interests"
      }
    }
  }
}

GET /megacorp/employee/_search
{
  "aggs": {
    "all_interests": {
      "terms": {
        "field": "interests"
      },
      "aggs": {
        "avg_age": {
          "avg": {
            "field": "age"
          }
        }
      }
    }
  }
}