io.delta.kernel.types

Class DataType

Object

io.delta.kernel.types.DataType

Direct Known Subclasses:

ArrayType, BasePrimitiveType, DecimalType, MapType, StructType

@Evolving
public abstract class DataType
extends Object

Base class for all data types.

Since:

3.0.0

Constructor Summary

Constructors

Constructor and Description
DataType()

Method Summary

Modifier and Type	Method and Description
abstract boolean	equals(Object obj)
boolean	equivalent(DataType dataType) Are the data types same? The metadata or column names could be different.
abstract int	hashCode()
abstract String	toJson() Convert the data type to Delta protocol specified serialization format.
abstract String	toString()

Methods inherited from class Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

DataType

public DataType()

Method Detail

toJson

public abstract String toJson()

Convert the data type to Delta protocol specified serialization format.

Returns:

Data type serialized in JSON format.

equivalent

public boolean equivalent(DataType dataType)

Are the data types same? The metadata or column names could be different.

Parameters:

dataType -

Returns:

hashCode

public abstract int hashCode()

Overrides:

hashCode in class Object

equals

public abstract boolean equals(Object obj)

Overrides:

equals in class Object

toString

public abstract String toString()

Overrides:

toString in class Object