Redis_lwt.ClusterCachemodule Params : Redis.S.Cache_paramsmodule IO = IOmodule Client = ClusterClientmodule Params : Redis.S.Cache_paramsval set : Client.connection -> Params.key -> Params.data -> unit IO.tval get : Client.connection -> Params.key -> Params.data option IO.tval delete : Client.connection -> Params.key -> unit