We have seen how Elasticsearch makes it easy to start developing a new application without requiring any advance planning or setup. However, it doesn’t take long before you start wanting to fine-tune the indexing and search process to better suit your particular use case. Almost all of these customizations relate to the index, and the types that it contains. In this chapter, we introduce the APIs for managing indices and type mappings, and the most important settings.
This information applies to version 2.x of Elasticsearch. For the most up to date information, see the current version of the Elasticsearch Reference.