Storage.Read_only
include Read_only_intf.S with type key = Key.t and type value = Value.t
Read-only stores are store where it is only possible to read existing values.
type key = Key.t
The type for keys.
type value = Value.t
The type for raw values.
val mem : [> Import.read ] t -> key -> bool
mem t k
is true iff k
is present in t
.
val find : [> Import.read ] t -> key -> value option
find t k
is Some v
if k
is associated to v
in t
and None
is k
is not present in t
.
val close : 'a t -> unit
close t
frees up all the resources associated with t
. Any operations run on a closed handle will raise Closed
.
val init : Conf.t -> Import.read t
init config
is a function returning fresh store handles, with the configuration config
, which is provided by the backend.