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Elastic Docs ›Elasticsearch JavaScript Client [7.16] ›Examples

Suggest

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Suggest

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The suggest feature suggests similar looking terms based on a provided text by using a suggester. Parts of the suggest feature are still under development.

The suggest request part is defined alongside the query part in a search request. If the query part is left out, only suggestions are returned.

'use strict'

const { Client } = require('@elastic/elasticsearch')
const client = new Client({ node: 'http://localhost:9200' })

async function run () {
  const { body: bulkResponse } = await client.bulk({
    refresh: true,
    body: [
      { index: { _index: 'game-of-thrones' } },
      {
        character: 'Ned Stark',
        quote: 'Winter is coming.'
      },

      { index: { _index: 'game-of-thrones' } },
      {
        character: 'Daenerys Targaryen',
        quote: 'I am the blood of the dragon.'
      },

      { index: { _index: 'game-of-thrones' } },
      {
        character: 'Tyrion Lannister',
        quote: 'A mind needs books like a sword needs a whetstone.'
      }
    ]
  })

  if (bulkResponse.errors) {
    console.log(bulkResponse)
    process.exit(1)
  }

  const { body } = await client.search({
    index: 'game-of-thrones',
    body: {
      query: {
        match: { quote: 'witner' }
      },
      suggest: {
        gotsuggest: {
          text: 'witner',
          term: { field: 'quote' }
        }
      }
    }
  })

  console.log(body)
}

run().catch(console.log)
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