ElasticSearch Server

Manual index creation and mappings configuration

So, we have our ElasticSearch cluster up and running and we also know how to use ElasticSearch REST API to index our data, delete it, and retrieve it, although we still don't know the specifics. If you are used to SQL databases, you might know that before you can start putting the data there, you need to create a structure, which will describe what your data looks like. Although ElasticSearch is a schema-less search engine and can figure out the data structure on the fly, we think that controlling the structure and thus defining it ourselves is a better way. In the following few pages, you'll see how to create new indexes (and how to delete them) and how to create mappings that suit your needs and ...