Check for a document source
Added in 5.4.0
Check whether a document source exists in an index. For example:
HEAD my-index-000001/_source/1
A document's source is not available if it is disabled in the mapping.
Query parameters
-
preference
string The node or shard the operation should be performed on. By default, the operation is randomized between the shard replicas.
-
realtime
boolean If
true
, the request is real-time as opposed to near-real-time. -
refresh
boolean If
true
, the request refreshes the relevant shards before retrieving the document. Setting it totrue
should be done after careful thought and verification that this does not cause a heavy load on the system (and slow down indexing). -
routing
string A custom value used to route operations to a specific shard.
-
_source
boolean | string | array[string] Indicates whether to return the
_source
field (true
orfalse
) or lists the fields to return. -
_source_excludes
string | array[string] A comma-separated list of source fields to exclude in the response.
-
_source_includes
string | array[string] A comma-separated list of source fields to include in the response.
-
version
number The version number for concurrency control. It must match the current version of the document for the request to succeed.
-
version_type
string The version type.
Values are
internal
,external
,external_gte
, orforce
.
curl \
--request HEAD http://api.example.com/{index}/_source/{id} \
--header "Authorization: $API_KEY"