To use the transforms, you must have the appropriate license and at least one transform node in your Elasticsearch cluster. If Elastic Stack security features are enabled, you must also ensure your users have the necessary privileges.
To use transforms, there must be at least one transform node in your cluster.
If you want to control which nodes run transforms, add or remove
node.roles setting on some nodes. For more information, see
Node and Transforms settings.
To view the configuration and status of transforms, you must have:
transform_userbuilt-in role or
To manage transforms, you must have:
transform_adminbuilt-in role or
view_index_metadataindex privileges on source indices
indexindex privileges on destination indices