elastic 常用查询操作

GET      http://127.0.0.1:9200/_cat/health?v  健康状况

GET      http://127.0.0.1:9200/_cat/indices?v  查看索引

PUT      http://127.0.0.1:9200/test_index        创建test_index索引

DELETE      http://127.0.0.1:9200/test_index        删除索引

PUT      http://127.0.0.1:9200/index/type/id       新增文档

{

"name":"牙膏",

"price":18

}

POST      http://127.0.0.1:9200/index/type      自动生成ID

{

"name":"牙膏",

"price":18

}

 

GET      http://127.0.0.1:9200/index/type/id       查询文档

GET      http://127.0.0.1:9200/index/type/id?_source=name, price   查询文档只展示name和价格

PUT      http://127.0.0.1:9200/index/type/id       替换文档,带上所有的field

{

"name":"牙膏",

"price”:20

}

PUT      http://127.0.0.1:9200/index/type/id?version=1      替换文档,只有版本号等于1才更新

{

"name":"牙膏",

"price”:20

}

PUT      http://127.0.0.1:9200/index/type/id?version=1&version_type=extertnal     替换文档,只有版本号大于1才更新

{

"name":"牙膏",

"price”:20

}

POST      http://127.0.0.1:9200/index/type/id/_update      修改文档

{

"doc":{

     "goodsName": "神红瓶skii护肤肤色B"

  }

}

DELETE      http://127.0.0.1:9200/index/type/id?pretty      修改文档

 

 

GET      http://127.0.0.1:9200/index/type/_search       查询所有

{

  "took": 2,       —耗费的时间毫秒

  "timed_out": false,     是否超市

  "_shards": {

    "total": 5,

    "successful": 5,

    "skipped": 0,

    "failed": 0

  },

  "hits": {

    "total": 60,     —总数

    "max_score": 1,    —相关度匹配分数

    "hits": [

      {

        "_index": "ota_inn",

        "_type": "inn",

        "_id": "1011_ota",

        "_score": 1,

        "_source": {

          "id": "1011_ota",

          "region": "秦皇岛市",

          "image": "https://img.jiesuyx.com/test/1539938469365.jpg",

          "innName": "超假民宿3",

          "tags": [

            

          ],

          "createTime": 1539938472000,

          "searchValue": 1,

          "price": null,

          "marketPrice": null

        }

      }

    }

  }

}

]

}

}

GET      127.0.0.1:9200/ota_inn/inn/_search?q=innName:民宿&sort=createTime:desc   查询名字带有民宿并按时间排序

 

query dsl

GET 127.0.0.1:9200/ota_inn/inn/_search     查询所有

{

"query":{

"match_all":{}

}

}

 GET 127.0.0.1:9200/ota_inn/inn/_search  查询名字带有民宿并按时间排序

{

  "query": {

    "match": {

      "innName": "民宿"

    }

  },

  "sort": [

    {

      "createTime": "desc"

    }

  ]

}

 

 GET 127.0.0.1:9200/ota_inn/inn/_search  分页查找

{

  "query": {

    "match_all": {

      

    }

  },

  "from": 1,

  "size": 100

}

 GET 127.0.0.1:9200/ota_inn/inn/_search  只展示region和innName

{

  "query": {

    "match_all": {

      

    }

  },

  "_source": [

    "region",

    "innName"

  ]

}

 

query filter

 GET 127.0.0.1:9200/ota_inn/inn/_search  查询名字带有你好民宿并价格大于0

{

"query":{

"bool":{

"must":{

"match":{

"innName":"你好民宿"

}

},

"filter":{

"range":{

"price":{"gt":0}

}

}

}

}

}

 GET 127.0.0.1:9200/ota_inn/inn/_search  完全匹配

{

"query":{

"match_phrase":{

"innName":"超假民宿"

}

}

}

 GET 127.0.0.1:9200/ota_inn/inn/_search  高亮显示

{

"query":{

"match_phrase":{

"innName":"超假民宿"

}

},"highlight":{

"fields":{

"innName":{}

}

}

}

 

Fielddata is disabled on text fields by default 解决办法

PUT 127.0.0.1:9200/ota_goods/_mapping/goods

{

"properties":{

"tags":{

"type":"text",

"fielddata":"true"

}

}

}

GET 127.0.0.1:9200/ota_goods/goods/_search 统计标签下的分类

{

"size":0,          —不展现现在数据

"aggs":{

"group_by_tags":{

"terms":{

"field":"tags"

}

}

}

}

GET 127.0.0.1:9200/ota_goods/goods/_search 名字含有蜂蜜下统计标签下的分类

{

"query":{

"match":{

"goodName":"蜂蜜"

}

},

"aggs":{

"group_by_tag":{

"terms":{

"field":"tags"

}

}

},

"size":0

}

GET 127.0.0.1:9200/ota_goods/goods/_search 先分组再算平均价

{

"aggs":{

"group_by_tags":{

"terms":{

"field":"tags"

},

"aggs":{

"avg_price":{

"avg":{

"field":"price"

}

}

}

}

},

"size":0

}

GET 127.0.0.1:9200/ota_goods/goods/_search 先分组再算平均价然后按照平均价排序

{

"aggs":{

"group_by_tags":{

"terms":{

"field":"tags",

"order":{"avg_price":"desc"}

},

"aggs":{

"avg_price":{

"avg":{

"field":"price"

}

}

}

}

}

}

GET 127.0.0.1:9200/ota_goods/goods/_search 按照指定的价格区间进行分组,然后在每组内再按照tag进行分组,计算每组的平均价格

{ "size":0,

"aggs":{

"group_by_price":{

"range":{

"field":"price",

"ranges":[

{

"from":0,

"to":20

},{

"from":20,

"to":4000

}

]

},"aggs":{

"group_by_tags":{

"terms":{

"field":"tags"

},"aggs":{

"avg_price":{

"avg":{

"field":"price"

}

}

}

}

}

}

}

}

基于groovy脚本

内置脚本

POST 127.0.0.1:9200/ota_goods/goods/47/_update 价格加1

{

"script":"ctx._source.price+=1"

}

 

外部脚本

安装目录/config/scripts

存放脚本 test_add_tags.groovy

脚本内容:ctx._source.tags+=new_tags

POST 127.0.0.1:9200/ota_goods/goods/47/_update  标签增加ha ha

{

"script":{

"lang":"groovy",    —语言

"file":"test_add_tags",  — 脚本名

"params":{

"new_tag":"ha ha"     —参数名:参数值

}

}

}

 

删除脚本

ctx.op = ctx.source.num == count ? ‘delete’:’none

POST 127.0.0.1:9200/ota_goods/goods/47/_update  num为1的删除否则不操作

{

"script":{

"lang":"groovy",

"file":"test_delete_price",

"params":{

"count":1

}

}

}

POST 127.0.0.1:9200/ota_goods/goods/47/_update  有则更新,没则插入

{

"script":"ctx._source.price+=1",

          "upsert":{

"num":0,

"tags":[]

}

}

 

47.105.105.2:9200/_mget         批量查询

{

"docs":[

{

"_index":"ota_goods",

"_type":"goods",

"_id":"47"

},

{

"_index":"ota_goods",

"_type":"goods",

"_id":"37"

}

]

}

47.105.105.2:9200/ota_goods/_mget       批量查询 index相同

{

"docs":[

{

"_type":"goods",

"_id":"47"

},

{

"_type":"goods",

"_id":"36"

}

]

}

47.105.105.2:9200/ota_goods/goods/_mget 批量查询 index和type都一样

{

"ids":["47","36"]

}

 

POST 47.105.105.2:9200/_bulk 批量操作,每个操作一行,不能换行 中间步骤有错继续执行下一条

{"delete":{ "_index":"ota_goods","_type":"goods","_id":"47_update"}}          删除

 

 

{"create":{"_index":"ota_goods","_type":"goods","_id”:”2”}}          增加文档,设置价格

{"price":199}

 

{"index":{"_index":"ota_goods","_type":"goods","_id":2}}        替换或创建

{"price":299}

 

{"update":{"_index":"ota_goods","_type":"goods","_id":2}} 更新操作

{"doc":{"price":399}}

 

GET 47.105.105.2:9200/ota_goods/_mapping/goods  查看mapping

测试mapping

GET 47.105.105.2:9200/ota_goods/_analyze

Term 不分词 必须包含test hello

Term 不分词 必须包含search full_text nodal

仅filter

快速定位不合法

GET  47.105.105.2:9200/ota_goods/goods/_search?scroll=1m              scroll 分页查询

{

"query":{

"match_all":{}

},

"sort":["_doc"],

"size":3

}

返回结果

{

    "_scroll_id": "DnF1ZXJ5VGhlbkZldGNoBQAAAAAAAAdPFnJzUEFqTFdzU2hTYTZDN3hTbWd2ZmcAAAAAAAAHUxZyc1BBakxXc1NoU2E2Qzd4U21ndmZnAAAAAAAAB1EWcnNQQWpMV3NTaFNhNkM3eFNtZ3ZmZwAAAAAAAAdSFnJzUEFqTFdzU2hTYTZDN3hTbWd2ZmcAAAAAAAAHUBZyc1BBakxXc1NoU2E2Qzd4U21ndmZn",

    "took": 3,

    "timed_out": false,

    "_shards": {

        "total": 5。。。。

}

下一次查询  自动会记录上次查询的相关信息

47.105.105.2:9200/_search/scroll

{

"scroll":"1m",

"scroll_id":"DnF1ZXJ5VGhlbkZldGNoBQAAAAAAAAeuFnJzUEFqTFdzU2hTYTZDN3hTbWd2ZmcAAAAAAAAHsRZyc1BBakxXc1NoU2E2Qzd4U21ndmZnAAAAAAAAB68WcnNQQWpMV3NTaFNhNkM3eFNtZ3ZmZwAAAAAAAAeyFnJzUEFqTFdzU2hTYTZDN3hTbWd2ZmcAAAAAAAAHsBZyc1BBakxXc1NoU2E2Qzd4U21ndmZn"

}

 

创建索引

PUT 47.105.105.2:9200/my_index

{

"settings":{

"number_of_shards":1,

"number_of_replicas":0

},

"mappings":{

"my_type":{

"properties":{

"my_field":{

"type":"text"

}

}

}

}

}

 

修改索引

PUT 47.105.105.2:9200/my_index/_settings

{

"number_of_replicas":1

}

 

 

PUT 127.0.0.1:9200/my_index/_alias/goods_index           给my_index起别名

搜索发帖日期在一个月之后的

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转载自www.cnblogs.com/xyj179/p/10201978.html
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