ES基础（二十七）自动补全与基于上下文的提示

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

课程demo

DELETE articles
PUT articles
{
  "mappings": {
    "properties": {
      "title_completion":{
        "type": "completion"
      }
    }
  }
}

POST articles/_bulk
{ "index" : { } }
{ "title_completion": "lucene is very cool"}
{ "index" : { } }
{ "title_completion": "Elasticsearch builds on top of lucene"}
{ "index" : { } }
{ "title_completion": "Elasticsearch rocks"}
{ "index" : { } }
{ "title_completion": "elastic is the company behind ELK stack"}
{ "index" : { } }
{ "title_completion": "Elk stack rocks"}
{ "index" : {} }


POST articles/_search?pretty
{
  "size": 0,
  "suggest": {
    "article-suggester": {
      "prefix": "elk ",
      "completion": {
        "field": "title_completion"
      }
    }
  }
}


DELETE comments
PUT comments
PUT comments/_mapping
{
  "properties": {
    "comment_autocomplete":{
      "type": "completion",
      "contexts":[{
        "type":"category",
        "name":"comment_category"
      }]
    }
  }
}

POST comments/_doc
{
  "comment":"I love the star war movies",
  "comment_autocomplete":{
    "input":["star wars"],
    "contexts":{
      "comment_category":"movies"
    }
  }
}

POST comments/_doc
{
  "comment":"Where can I find a Starbucks",
  "comment_autocomplete":{
    "input":["starbucks"],
    "contexts":{
      "comment_category":"coffee"
    }
  }
}


POST comments/_search
{
  "suggest": {
    "MY_SUGGESTION": {
      "prefix": "sta",
      "completion":{
        "field":"comment_autocomplete",
        "contexts":{
          "comment_category":"coffee"
        }
      }
    }
  }
}