org.apache.spark.sql.types

Class NullType

Object

org.apache.spark.sql.types.DataType

org.apache.spark.sql.types.NullType

public class NullType
extends DataType

:: DeveloperApi :: The data type representing NULL values. Please use the singleton DataTypes.NullType.

Method Summary

Methods

Modifier and Type	Method and Description
int	defaultSize() The default size of a value of this data type, used internally for size estimation.

Methods inherited from class org.apache.spark.sql.types.DataType

fromCaseClassString, fromJson, json, prettyJson, simpleString, typeName

Methods inherited from class Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

defaultSize

public int defaultSize()

Description copied from class: DataType

The default size of a value of this data type, used internally for size estimation.

Specified by:

defaultSize in class DataType

Returns:

(undocumented)