Amazonka.Glue.Types.NullValueField

Documentation

data NullValueField

Represents a custom null value such as a zeros or other value being used as a null placeholder unique to the dataset.

See: newNullValueField smart constructor.

Constructors

NullValueField'

Fields

• value :: Text

  The value of the null placeholder.

• datatype :: Datatype

  The datatype of the value.

Instances

FromJSON NullValueField

Defined in Amazonka.Glue.Types.NullValueField

Methods

parseJSON :: Value -> Parser NullValueField

parseJSONList :: Value -> Parser [NullValueField]

ToJSON NullValueField

Defined in Amazonka.Glue.Types.NullValueField

Methods

toJSON :: NullValueField -> Value

toEncoding :: NullValueField -> Encoding

toJSONList :: [NullValueField] -> Value

toEncodingList :: [NullValueField] -> Encoding

Generic NullValueField

Defined in Amazonka.Glue.Types.NullValueField

Associated Types

type Rep NullValueField :: Type -> Type

Methods

from :: NullValueField -> Rep NullValueField x

to :: Rep NullValueField x -> NullValueField

Read NullValueField

Defined in Amazonka.Glue.Types.NullValueField

Methods

readsPrec :: Int -> ReadS NullValueField

readList :: ReadS [NullValueField]

readPrec :: ReadPrec NullValueField

readListPrec :: ReadPrec [NullValueField]

Show NullValueField

Defined in Amazonka.Glue.Types.NullValueField

Methods

showsPrec :: Int -> NullValueField -> ShowS

show :: NullValueField -> String

showList :: [NullValueField] -> ShowS

NFData NullValueField

Defined in Amazonka.Glue.Types.NullValueField

Methods

rnf :: NullValueField -> ()

Eq NullValueField

Defined in Amazonka.Glue.Types.NullValueField

Methods

(==) :: NullValueField -> NullValueField -> Bool

(/=) :: NullValueField -> NullValueField -> Bool

Hashable NullValueField

Defined in Amazonka.Glue.Types.NullValueField

Methods

hashWithSalt :: Int -> NullValueField -> Int

hash :: NullValueField -> Int

type Rep NullValueField

Defined in Amazonka.Glue.Types.NullValueField

type Rep NullValueField = D1 ('MetaData "NullValueField" "Amazonka.Glue.Types.NullValueField" "amazonka-glue-2.0-7miPWwBHdfn8N8SvbpLgE0" 'False) (C1 ('MetaCons "NullValueField'" 'PrefixI 'True) (S1 ('MetaSel ('Just "value") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedStrict) (Rec0 Text) :*: S1 ('MetaSel ('Just "datatype") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedStrict) (Rec0 Datatype)))

newNullValueField

Arguments

:: Text

$sel:value:NullValueField'

-> Datatype

$sel:datatype:NullValueField'

-> NullValueField

Create a value of NullValueField with all optional fields omitted.

Use generic-lens or optics to modify other optional fields.

The following record fields are available, with the corresponding lenses provided for backwards compatibility:

$sel:value:NullValueField', nullValueField_value - The value of the null placeholder.

$sel:datatype:NullValueField', nullValueField_datatype - The datatype of the value.

nullValueField_value :: Lens' NullValueField Text

The value of the null placeholder.

nullValueField_datatype :: Lens' NullValueField Datatype

The datatype of the value.