Package org.apache.spark.sql.sources

Class AlwaysFalse

Object

org.apache.spark.sql.sources.Filter

org.apache.spark.sql.sources.AlwaysFalse

All Implemented Interfaces:

Serializable, scala.Equals, scala.Product, scala.Serializable

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

A filter that always evaluates to false.

Since:

3.0.0

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
AlwaysFalse()

Method Summary

Modifier and Type	Method	Description
static boolean	canEqual(Object x$1)
static AlwaysFalse	copy()
static boolean	equals(Object x$1)
static int	hashCode()
static int	productArity()
static Object	productElement(int x$1)
static scala.collection.Iterator<Object>	productIterator()
static String	productPrefix()
String[]	references()	List of columns that are referenced by this filter.
static String	toString()
Predicate	toV2()
static String[][]	v2references()

Methods inherited from class org.apache.spark.sql.sources.Filter

v2references

Methods inherited from class java.lang.Object

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

Methods inherited from interface scala.Equals

canEqual, equals

Methods inherited from interface scala.Product

productArity, productElement, productIterator, productPrefix

Constructor Details

AlwaysFalse

public AlwaysFalse()

Method Details

v2references

public static String[][] v2references()

copy

public static AlwaysFalse copy()

productPrefix

public static String productPrefix()

productArity

public static int productArity()

productElement

public static Object productElement(int x$1)

productIterator

public static scala.collection.Iterator<Object> productIterator()

canEqual

public static boolean canEqual(Object x$1)

hashCode

public static int hashCode()

toString

public static String toString()

equals

public static boolean equals(Object x$1)

references

public String[] references()

Description copied from class: Filter

List of columns that are referenced by this filter.

Note that, each element in references represents a column. The column name follows ANSI SQL names and identifiers: dots are used as separators for nested columns, name will be quoted if it contains special chars.

Specified by:

references in class Filter

Returns:

(undocumented)

toV2

public Predicate toV2()