elasticsearch highlight高亮查询

刺骨的言语ヽ痛彻心扉 2022-11-19 01:18 215阅读 0赞

# 高亮查询highlight #

## 预制数据 ##

PUT zhifou/doc/4
    { 
      "name":"石头",
      "age":29,
      "from":"gu",
      "desc":"粗中有细，狐假虎威",
      "tags":["粗", "大","猛"]
    }

## 默认的高亮 ##

"highlight" : {
 "name" : [
 "石头"
 ]
 }

GET zhifou/doc/_search
 { 
 "query": { 
 "match": { 
 "name": "石头"
 }
 },
 "highlight": { 
 "fields": { 
 "name": { }
 }
 }
 }
 
 ------> 返回
 
 { 
 "took" : 3,
 "timed_out" : false,
 "_shards" : { 
 "total" : 1,
 "successful" : 1,
 "skipped" : 0,
 "failed" : 0
 },
 "hits" : { 
 "total" : { 
 "value" : 1,
 "relation" : "eq"
 },
 "max_score" : 0.5753642,
 "hits" : [
 { 
 "_index" : "zhifou",
 "_type" : "doc",
 "_id" : "4",
 "_score" : 0.5753642,
 "_source" : { 
 "name" : "石头",
 "age" : 29,
 "from" : "gu",
 "desc" : "粗中有细，狐假虎威",
 "tags" : [
 "粗",
 "大",
 "猛"
 ]
 },
 "highlight" : { 
 "name" : [
 "石头"
 ]
 }
 }
 ]
 }
 }

## 自定义高亮 ##

"highlight": { 
 "pre_tags": "", // 标签前半段
 "post_tags": "", //标签后半段
 "fields": { 
 "from": { } // 高亮数据字段
 }

GET zhifou/doc/_search
 { 
 "query": { 
 "match": { 
 "from": "gu"
 }
 },
 "highlight": { 
 "pre_tags": "",
 "post_tags": "",
 "fields": { 
 "from": { }
 }
 }
 }
 
 ------> 返回
 
 { 
 "took" : 2,
 "timed_out" : false,
 "_shards" : { 
 "total" : 1,
 "successful" : 1,
 "skipped" : 0,
 "failed" : 0
 },
 "hits" : { 
 "total" : { 
 "value" : 1,
 "relation" : "eq"
 },
 "max_score" : 0.2876821,
 "hits" : [
 { 
 "_index" : "zhifou",
 "_type" : "doc",
 "_id" : "4",
 "_score" : 0.2876821,
 "_source" : { 
 "name" : "石头",
 "age" : 29,
 "from" : "gu",
 "desc" : "粗中有细，狐假虎威",
 "tags" : [
 "粗",
 "大",
 "猛"
 ]
 },
 "highlight" : { 
 "from" : [
 "gu"
 ]
 }
 }
 ]
 }
 }