Deleting a mapping

The last CRUD (Create, Read, Update, Delete) operation related to mapping is the delete one.

Deleting a mapping is a destructive operation and must be done with caution to prevent losing your data.

Getting ready

You need a working ElasticSearch cluster and the mapping created in the Putting a mapping in an index recipe.

How to do it...

The HTTP method to delete a mapping is DELETE.

The URL formats for getting the mapping are as follows:

http://<server>/<index_name>/<type_name>
http://<server>/<index_name>/<type_name>/_mapping

For deleting a mapping from in an index, we need to perform the following steps:

1. If we consider the type order of the previous chapter, the call will be as follows:

   curl -XDELETE 'http://localhost:9200/myindex/order/'
   

2. If the call is successfully made, the result returned by ElasticSearch should be an HTTP 200 status code and a message similar to the following one:

   {"ok":true}

3. If the mapping/type is missing, the following...