187 …case Type.Null:            return <unknown> Data.Null(            <unknown> type as Null,         …  alias
188 …case Type.Int:             return <unknown> Data.Int(             <unknown> type as Int,          …  alias
189 …case Type.Dictionary:      return <unknown> Data.Dictionary(      <unknown> type as Dictionary,   …  alias
190 …case Type.Float:           return <unknown> Data.Float(           <unknown> type as Float,        …  alias
191 …case Type.Bool:            return <unknown> Data.Bool(            <unknown> type as Bool,         …  alias
192 …case Type.Decimal:         return <unknown> Data.Decimal(         <unknown> type as Decimal,      …  alias
193 …case Type.Date:            return <unknown> Data.Date(            <unknown> type as Date_,        …  alias
194 …case Type.Time:            return <unknown> Data.Time(            <unknown> type as Time,         …  alias
195 …case Type.Timestamp:       return <unknown> Data.Timestamp(       <unknown> type as Timestamp,    …  alias
196 …case Type.Interval:        return <unknown> Data.Interval(        <unknown> type as Interval,     …  alias
197 …case Type.FixedSizeBinary: return <unknown> Data.FixedSizeBinary( <unknown> type as FixedSizeBinar…  alias
198 …case Type.Binary:          return <unknown> Data.Binary(          <unknown> type as Binary,       …  alias
199 …case Type.Utf8:            return <unknown> Data.Utf8(            <unknown> type as Utf8,         …  alias
200 …case Type.List:            return <unknown> Data.List(            <unknown> type as List,         …  alias
201 …case Type.FixedSizeList:   return <unknown> Data.FixedSizeList(   <unknown> type as FixedSizeList,…  alias
202 …case Type.Struct:          return <unknown> Data.Struct(          <unknown> type as Struct,       …  alias
203 …case Type.Map:             return <unknown> Data.Map(             <unknown> type as Map_,         …  alias
204 …case Type.Union:           return <unknown> Data.Union(           <unknown> type as Union,        …  alias