Elasticsearch Mapping Type. This works similarly in Logsene our log analytics SaaS because it uses Elasticsearch and exposes its API. Once a mapping is generated for the number of fields in under a type it cannot be modified.
Let us take a look at a sample request and response to understand this better. Indices created with Elasticsearch 5x with multiple types will continue to work but my suggestion is to upgrade you indices to one type per. A mapping type was used to represent the type of document or entity being indexed for instance a twitter index might have a user type and a tweet type.
It may not always be needed to define mappings for your types because ES adds it automatically.
Once a mapping is generated for the number of fields in under a type it cannot be modified. In version 70 Elasticsearch has deprecated the document type and the default document type is set to _doc. Indices created with Elasticsearch 5x with multiple types will continue to work but my suggestion is to upgrade you indices to one type per. Each Elasticsearch index had one or more mapping types that were used to divide documents into logical groups.
