This functionality is experimental and may be changed or removed completely in a future release. Elastic will take a best effort approach to fix any issues, but experimental features are not subject to the support SLA of official GA features.
NOTE: This You are looking at documentation for an older release. For the latest information, see the current release documentation.
Keep fields from events
editKeep fields from events
editThe include_fields processor specifies which fields to export if a certain
condition is fulfilled. The condition is optional. If it’s missing, the
specified fields are always exported. The @timestamp and type fields are
always exported, even if they are not defined in the include_fields list.
processors:
- include_fields:
when:
condition
fields: ["field1", "field2", ...]
See Conditions for a list of supported conditions.
You can specify multiple include_fields processors under the processors
section.
If you define an empty list of fields under include_fields, then only
the required fields, @timestamp and type, are exported.