org.apache.spark.sql.connector.expressions.aggregate

Class Avg

Object

org.apache.spark.sql.connector.expressions.aggregate.Avg

All Implemented Interfaces:

java.io.Serializable, AggregateFunc, Expression

@Evolving
public final class Avg
extends Object
implements AggregateFunc

An aggregate function that returns the mean of all the values in a group.

Since:

3.3.0

See Also:

Serialized Form

Field Summary

Fields inherited from interface org.apache.spark.sql.connector.expressions.Expression

EMPTY_EXPRESSION

Constructor Summary

Constructors

Constructor and Description
Avg(Expression column, boolean isDistinct)

Method Summary

Modifier and Type	Method and Description
Expression[]	children() Returns an array of the children of this node.
Expression	column()
boolean	isDistinct()
String	toString()

Methods inherited from class Object

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

Methods inherited from interface org.apache.spark.sql.connector.expressions.Expression

describe, references

Constructor Detail

Avg

public Avg(Expression column,
           boolean isDistinct)

Method Detail

column

public Expression column()

isDistinct

public boolean isDistinct()

children

public Expression[] children()

Description copied from interface: Expression

Returns an array of the children of this node. Children should not change.

Specified by:

children in interface Expression

toString

public String toString()

Overrides:

toString in class Object