0_ElasticSearch

Rest Elasticsearch samples

Analyser

GET /_analyze?analyzer=standard&text=22+march+be+with+yoiu+(I+am+your+father)
GET /_analyze?analyzer=portuguese&text=Música

Bulk Insert

POST /index/type/_bulk
{"create": {}}
{"field": "value", "field2": "value2"}
{"create": {}}
{"field": "value", "field2": "value2"}

Create new analyser

PUT /catalogo_v3
{
  "settings": {
    "index": {
      "number_of_shards": 3,
      "number_of_replicas": 0
    },
    "analysis": {
      "filter": {
         "portuguese_stop": {
          "type":       "stop",
          "stopwords":  "_portuguese_" 
        },
        "portuguese_stemmer": {
          "type": "stemmer",
          "language": "light_portuguese"
        },
        "filtro_de_sinonimos": {
          "type": "synonym",
          "synonyms": [
            "futebol => futebol,society",
            "society => society,futebol",
            "volei,voleibol,volleyball",
            "esport => esport,futebol,society,volei,basquet",
            "exat => exat,matematic,fisic,computaca",
            "arte => arte,pintur,teatr,music,cinem"
          ]
        }
      },
      "analyzer": {
        "sinonimos": {
          "tokenizer": "standard",
          "filter": [
            "lowercase",
            "portuguese_stop",
            "portuguese_stemmer",
            "filtro_de_sinonimos"
          ]
        }
      }
    }
  },
  "mappings": {
    "pessoas": {
      "_all": {
        "type": "string",
        "index": "analyzed",
        "analyzer": "portuguese"
      },
      "properties": {
        "cidade": {
          "type": "string",
          "index": "analyzed",
          "analyzer": "portuguese"
        },
        "estado": {
          "type": "string"
        },
        "formação": {
          "type": "string",
          "index": "analyzed",
          "analyzer": "portuguese"
        },
        "interesses": {
          "type": "string",
          "index": "analyzed",
          "analyzer": "portuguese",
          "search_analyzer": "sinonimos"
        },
        "nome": {
          "type": "string",
          "index": "analyzed",
          "analyzer": "portuguese"
        },
        "país": {
          "type": "string",
          "index": "analyzed",
          "analyzer": "portuguese"
        }
      }
    }
  }
}

Delete document

DELETE /index/type/id
DELETE /people/person/1

GET Count from index

GET /<index>/<type>/_count
GET /people/person/_count

Response:
{
    "count": 1,
    "_shards": {
        "total": 5,
        "successful": 5,
        "failed": 0
    }
}

Get document

GET /<index>/<type>/<id>
GET /people/person/1

Response
{
    "_index": "people",
    "_type": "person",
    "_id": "1",
    "_version": 1,
    "found": true,
    "_source": {
        "name" : "Bruce wayne",
        ...
    }
}

List Indexes

GET /_cat/indices?v
GET /_cat/indices/twi*?v&s=index

Response
health status index    uuid                   pri rep docs.count docs.deleted store.size pri.store.size
yellow open   twitter  u8FNjxh8Rfy_awN11oDKYQ   1   1       1200            0     88.1kb         88.1kb
green  open   twitter2 nYFWZEO7TUiOjLQXBaYJpA   1   0          0            0       260b           260b

List Type on index

GET /index/_mapping
GET /people/_mapping

Mult-Fields

Inside map, you can salve the original for search and a new modified by analyser

"name": {
    "type": "string",
    "fields": {
        "original": { 
            "type": "string", 
            "index": "not_analyzed" 
        }
    },
    "index": "analyzed",
    "analyzer": "portuguese"
}

PUT object

POST /people/person
POST /catalogo/pessoas/1

Body
{
    "name" : "Bruce wayne",
    "interests" : ["dark", "bat", "fight"],
    "city" : "São Paulo",
    "state" : "SP",
    "country" : "Brasil"
}

PUT Settings

PUT /people/_settings

Body
{
    "index" : {
        "number_of_replicas" : 0
    }
}

Recreate index with analyser

PUT /catalogo_v2

{
  "settings": {
    "index": {
      "number_of_shards": 3,
      "number_of_replicas": 0
    }
  },
  "mappings": {
    "pessoas_v2": {
      "_all": {
        "type": "string",
        "index": "analyzed",
        "analyzer": "portuguese"
      },
      "properties": {
        "cidade": {
          "type": "string",
          "index": "analyzed",
          "analyzer": "portuguese"
        },
        "estado": {
          "type": "string"
        },
        "formação": {
          "type": "string",
          "index": "analyzed",
          "analyzer": "portuguese"
        },
        "interesses": {
          "type": "string",
          "index": "analyzed",
          "analyzer": "portuguese"
        },
        "nome": {
          "type": "string",
          "index": "analyzed",
          "analyzer": "portuguese"
        },
        "país": {
          "type": "string",
          "index": "analyzed",
          "analyzer": "portuguese"
        }
      }
    }
  }
}

Searching

GET /<index>/<type>/_search
GET /people/person/_search
GET /people/person/_search?q=bat
GET /people/person/_search?q=interests:bat
GET /people/person/_search?q=interests:bat&city:Paulo
GET /people/person/_search?q=bat&size=50&from=10
GET /people/person/_search?q=_all:bat
/catalogo_v2/pessoas/_search?q=bat+AND+fight

Response
{
    "took": 11,
    "timed_out": false,
    "_shards": {
        "total": 5,
        "successful": 5,
        "failed": 0
    },
    "hits": {
        "total": 2,
        "max_score": 1,
        "hits": [
            {
                "_index": "people",
                "_type": "person",
                "_id": "E1Zp3AVK9Z-g4VXH09ly",
                "_score": 1,
                "_source": {
                    ...
                }
            },
            ...
        ]
    }
}

Show mapping

GET /index/_mapping/type
GET /people/_mapping/person

Response
{
  "people": {
    "mappings": {
      "person": {
        "properties": {
          "city": {
            "type": "string"
          },
          ...
        }
      }
    }
  }
}

Test document exists

HEAD /index/type/id
HEAD /people/person/1

Update map

PUT /index/_mapping/type
PUT /people/_mapping/person

{
    "properties": {
        "number": {
            "type": "integer"
        }
    }
}

Update parcial

POST /people/person/1/_update

Body
{
    "doc": {
        "name": "Clark Kent"
    }
}