// 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.updateByQuery({
  index: "my-data-stream",
  query: {
    match: {
      "user.id": "l7gk7f82",
    },
  },
  script: {
    source: "ctx._source.user.id = params.new_id",
    params: {
      new_id: "XgdX0NoX",
    },
  },
});
console.log(response);
----