Managing documents

The native APIs for managing documents (index, delete, and update) are the most important after the search APIs. In this recipe, we will learn how to use them. In the next recipe, we will proceed to bulk actions to improve performance.

Getting ready

You need an up-and-running Elasticsearch installation, which we described how to get in the Downloading and installing Elasticsearch recipe in Chapter 1, Getting Started.

A Maven tool, or an IDE that natively supports it for Java programming such as Visual Studio Code, Eclipse, or IntelliJ IDEA, must be installed.

The code for this recipe is in the ch13/elasticsearch-java-client directory and the referred class is DocumentOperations.

How to do it...

For managing documents, we will perform the following steps:

1. We'll need to import the required classes to execute all the document CRUD operations via the high-level client, as follows:

   import co.elastic.clients.elasticsearch.ElasticsearchClient...