type t = | Boolean| UInt8| UInt16| UInt32| UInt64| Int8| Int16| Int32| Int64| Float32| Float64| Utf8| Binary| Date| Datetime of Time_unit.t * Tz.t option| Duration of Time_unit.t| Time| List of t| Null| Categorical of Rev_mapping.t option| Struct of (string * t) list| Unknown
include Ppx_compare_lib.Comparable.S with type t := t
val compare : t Base__Ppx_compare_lib.compareval sexp_of_t : t -> Sexplib0.Sexp.tinclude Ppx_quickcheck_runtime.Quickcheckable.S with type t := t
val quickcheck_generator : t Base_quickcheck.Generator.tval quickcheck_observer : t Base_quickcheck.Observer.tval quickcheck_shrinker : t Base_quickcheck.Shrinker.tval to_string : t -> stringmodule Typed : sig ... end