Package org.apache.spark.mllib.linalg

Class VectorUDT

Object

org.apache.spark.sql.types.DataType

org.apache.spark.sql.types.UserDefinedType<Vector>

org.apache.spark.mllib.linalg.VectorUDT

All Implemented Interfaces:

Serializable

public class VectorUDT
extends UserDefinedType<Vector>

:: AlphaComponent ::

User-defined type for Vector which allows easy interaction with SQL via Dataset.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
VectorUDT()

Method Summary

Modifier and Type	Method	Description
Vector	deserialize(Object datum)	Convert a SQL datum to the user type
boolean	equals(Object o)
int	hashCode()
String	pyUDT()	Paired Python UDT class, if exists.
org.apache.spark.sql.catalyst.InternalRow	serialize(Vector obj)	Convert the user type to a SQL datum
StructType	sqlType()	Underlying storage type for this UDT
String	typeName()	Name of the type used in JSON serialization.
Class<Vector>	userClass()	Class object for the UserType

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

catalogString, defaultSize, serializedPyClass, sql

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

COLLATIONS_METADATA_KEY, equalsIgnoreCaseAndNullability, equalsIgnoreNullability, equalsStructurally, equalsStructurallyByName, fromDDL, fromJson, json, parseTypeWithFallback, prettyJson, simpleString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Details

VectorUDT

public VectorUDT()

Method Details

deserialize

public Vector deserialize(Object datum)

Description copied from class: UserDefinedType

Convert a SQL datum to the user type

Specified by:

deserialize in class UserDefinedType<Vector>

equals

public boolean equals(Object o)

Overrides:

equals in class UserDefinedType<Vector>

hashCode

public int hashCode()

Overrides:

hashCode in class UserDefinedType<Vector>

pyUDT

public String pyUDT()

Description copied from class: UserDefinedType

Paired Python UDT class, if exists.

Overrides:

pyUDT in class UserDefinedType<Vector>

serialize

public org.apache.spark.sql.catalyst.InternalRow serialize(Vector obj)

Description copied from class: UserDefinedType

Convert the user type to a SQL datum

Specified by:

serialize in class UserDefinedType<Vector>

Parameters:

obj - (undocumented)

Returns:

(undocumented)

sqlType

public StructType sqlType()

Description copied from class: UserDefinedType

Underlying storage type for this UDT

Specified by:

sqlType in class UserDefinedType<Vector>

typeName

public String typeName()

Description copied from class: DataType

Name of the type used in JSON serialization.

Overrides:

typeName in class DataType

userClass

public Class<Vector> userClass()

Description copied from class: UserDefinedType

Class object for the UserType

Specified by:

userClass in class UserDefinedType<Vector>

Returns:

(undocumented)