ListCollections (smaws-clients.Smaws_Client_OpenSearchServerless.ListCollections)

val request : 
  Smaws_Lib.Context.t ->
  list_collections_request ->
  (list_collections_response,
    [> Smaws_Lib.Protocols.AwsJson.error
    | `InternalServerException of internal_server_exception
    | `ValidationException of validation_exception ])
    Stdlib.result

Lists all OpenSearch Serverless collections. For more information, see Creating and managing Amazon OpenSearch Serverless collections.

Make sure to include an empty request body {} if you don't include any collection filters in the request.