org.apache.spark.sql.types

Class NullType

java.lang.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
static java.lang.String	catalogString()
int	defaultSize() The default size of a value of this data type, used internally for size estimation.
static java.lang.String	json()
static java.lang.String	prettyJson()
static java.lang.String	simpleString()
static java.lang.String	sql()
static java.lang.String	typeName()

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

buildFormattedString, catalogString, fromJson, json, prettyJson, simpleString, sql, typeName

Methods inherited from class java.lang.Object

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

Method Detail

typeName

public static java.lang.String typeName()

json

public static java.lang.String json()

prettyJson

public static java.lang.String prettyJson()

simpleString

public static java.lang.String simpleString()

catalogString

public static java.lang.String catalogString()

sql

public static java.lang.String sql()

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)