org.apache.spark.sql.sources

Class IsNull

Object

org.apache.spark.sql.sources.Filter

org.apache.spark.sql.sources.IsNull

All Implemented Interfaces:

java.io.Serializable, scala.Equals, scala.Product

public class IsNull
extends Filter
implements scala.Product, scala.Serializable

A filter that evaluates to true iff the attribute evaluates to null.

Since:

1.3.0

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
IsNull(String attribute)

Method Summary

Modifier and Type	Method and Description
abstract static R	apply(T1 v1)
String	attribute()
String[]	references() List of columns that are referenced by this filter.
static String	toString()

Methods inherited from class Object

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

Methods inherited from interface scala.Product

productArity, productElement, productIterator, productPrefix

Methods inherited from interface scala.Equals

canEqual, equals

Constructor Detail

IsNull

public IsNull(String attribute)

Method Detail

apply

public abstract static R apply(T1 v1)

toString

public static String toString()

attribute

public String attribute()

references

public String[] references()

Description copied from class: Filter

List of columns that are referenced by this filter.

Specified by:

references in class Filter

Returns:

(undocumented)