If you use the security plugin, you must have the privileges.

    All query parameters are optional.

    Sample requests

    The following sample requests show multiple clear cache API uses.

    Clear a specific cache

    The following request clears the query cache only:

    1. POST /my-index/_cache/clear?query=true

    The following request clears the request cache only:

    Clear the cache for specific fields

    The following request clears the fields caches of fielda and fieldb:

    1. POST /my-index/_cache/clear?fields=fielda,fieldb
    Clear caches for specific data streams and indexes
    Clear caches for all data streams and indexes

    The following request clears the cache for all data streams and indexes:

      Sample response

      The POST /books,hockey/_cache/clear request returns the following fields:

      The POST /books,hockey/_cache/clear request returns the following response fields: