添加索引:

 # lib是索引的名称
PUT /lib/
{
  "settings":{
      "index":{
        # 设置默认索引分片个数，默认为5片
        "number_of_shards": 5,
        # 是数据备份数，如果只有一台机器，设置为0
        "number_of_replicas": 0
        }
     }
}

出现以下返回信息,说明添加索引成功

{
  "acknowledged": true,
  "shards_acknowledged": true,
  "index": "lib"
}

​

查看索引信息:

查看单个索引
GET /lib/_settings

{
  "lib": {
    "settings": {
      "index": {
        "creation_date": "1559563866518",
        "number_of_shards": "5",
        "number_of_replicas": "0",
        "uuid": "zyj2bshFSHKAz8Zsb3JN0A",
        "version": {
          "created": "6020499"
        },
        "provided_name": "lib"
      }
    }
  }
}

查看所有索引
GET /_all/_settings

{
  "lib": {
    "settings": {
      "index": {
        "creation_date": "1559563866518",
        "number_of_shards": "5",
        "number_of_replicas": "0",
        "uuid": "zyj2bshFSHKAz8Zsb3JN0A",
        "version": {
          "created": "6020499"
        },
        "provided_name": "lib"
      }
    }
  },
  "lib2": {
    "settings": {
      "index": {
        "creation_date": "1559564183108",
        "number_of_shards": "5",
        "number_of_replicas": "0",
        "uuid": "FK9GeEQrRCGx_VOAFe_OTg",
        "version": {
          "created": "6020499"
        },
        "provided_name": "lib2"
      }
    }
  }
}

添加文档:

PUT /lib/user/1

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

添加成功后会返回以下信息:

{
  "_index": "lib",
  "_type": "user",
  "_id": "1",
  "_version": 1,
  "result": "created",
  "_shards": {
    "total": 1,
    "successful": 1,
    "failed": 0
  },
  "_seq_no": 0,
  "_primary_term": 1
}

不指定id,用post请求
POST /lib/user/

{
"first_name":"Douglas",
"last_name":"Fir",
"age":23,
"about":"I like to build cabinets",
"interests":[ "forestry" ]
}

添加成功后返回以下信息:
生成的自动id是20的guid

{
  "_index": "lib",
  "_type": "user",
  "_id": "V0pMHWsBe9Wb_OasyrkF",
  "_version": 1,
  "result": "created",
  "_shards": {
    "total": 1,
    "successful": 1,
    "failed": 0
  },
  "_seq_no": 0,
  "_primary_term": 1
}

查看文档

GET /lib/user/1
GET /lib/user/V0pMHWsBe9Wb_OasyrkF
GET /lib/user/1?_source=age,interests
{
  "_index": "lib",
  "_type": "user",
  "_id": "1",
  "_version": 1,
  "found": true,
  "_source": {
    "interests": [
      "music"
    ],
    "age": 32
  }
}

​

更新文档:

PUT /lib/user/1

{
    "first_name" :  "Jane",
    "last_name" :   "Smith",
    "age" :         36,    
    "about" :       "I like to collect rock albums",    
    "interests":  [ "music" ]
}

POST /lib/user/1/_update

{
  "doc":{
      "age":33
      }
}

删除一个文档

DELETE /lib/user/1

删除一个索引

DELETE /lib