Highlighting

GET /_search
{
  "query": {
    "match": { "content": "kimchy" }
  },
  "highlight": {
    "fields": {
      "content": {}
    }
  }
}


GET /_search
{
  "query" : {
    "match": { "user.id": "kimchy" }
  },
  "highlight" : {
    "number_of_fragments" : 3,
    "fragment_size" : 150,
    "fields" : {
      "body" : { "pre_tags" : ["<em>"], "post_tags" : ["</em>"] },
      "blog.title" : { "number_of_fragments" : 0 },
      "blog.author" : { "number_of_fragments" : 0 },
      "blog.comment" : { "number_of_fragments" : 5, "order" : "score" }
    }
  }
}

Set highlighter type

GET /_search
{
  "query": {
    "match": { "user.id": "kimchy" }
  },
  "highlight": {
    "fields": {
      "comment": { "type": "plain" }
    }
  }
}

Configure highlighting tags

GET /_search
{
  "query" : {
    "match": { "user.id": "kimchy" }
  },
  "highlight" : {
    "pre_tags" : ["<tag1>"],
    "post_tags" : ["</tag1>"],
    "fields" : {
      "body" : {}
    }
  }
}

GET /_search
{
  "query" : {
    "match": { "user.id": "kimchy" }
  },
  "highlight" : {
    "pre_tags" : ["<tag1>", "<tag2>"],
    "post_tags" : ["</tag1>", "</tag2>"],
    "fields" : {
      "body" : {}
    }
  }
}

GET /_search
{
  "query" : {
    "match": { "user.id": "kimchy" }
  },
  "highlight" : {
    "tags_schema" : "styled",
    "fields" : {
      "comment" : {}
    }
  }
}

Highlight in all fields

GET /_search
{
  "query" : {
    "match": { "user.id": "kimchy" }
  },
  "highlight" : {
    "require_field_match": false,
    "fields": {
      "body" : { "pre_tags" : ["<em>"], "post_tags" : ["</em>"] }
    }
  }
}