[[bulk_examples]]
== Bulk

The `bulk` API makes it possible to perform many index/delete operations in a single API call. +
This can greatly increase the indexing speed.

[source,js]
----
'use strict'

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

async function run () {
  const { body: bulkResponse } = await client.bulk({
    // here we are forcing an index refresh,
    // otherwise we will not get any result
    // in the consequent search
    refresh: true,
    body: [
      // operation to perform
      { index: { _index: 'game-of-thrones' } },
      // the document to index
      {
        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)
  }

  // Let's search!
  const { body } = await client.search({
    index: 'game-of-thrones',
    body: {
      query: {
        match: {
          quote: 'winter'
        }
      }
    }
  })

  console.log(body.hits.hits)
}

run().catch(console.log)
----