// This file is autogenerated, DO NOT EDIT
// Use `node scripts/generate-docs-examples.js` to generate the docs examples

[source, js]
----
const response = await client.indices.create({
  index: 'my_index',
  body: {
    mappings: {
      properties: {
        user_id: {
          type: 'keyword',
          ignore_above: 20
        }
      }
    }
  }
})
console.log(response)
----