org.apache.flink.api.table.expressions

Class NopExpression

java.lang.Object

org.apache.flink.api.table.trees.TreeNode<Expression>

org.apache.flink.api.table.expressions.Expression

org.apache.flink.api.table.expressions.LeafExpression

org.apache.flink.api.table.expressions.NopExpression

All Implemented Interfaces:

Serializable, scala.Equals, scala.Product

public class NopExpression
extends LeafExpression
implements scala.Product, scala.Serializable

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
NopExpression()

Method Summary

Modifier and Type	Method and Description
String	name()
NothingTypeInfo	typeInfo()

Methods inherited from class org.apache.flink.api.table.expressions.LeafExpression

children

Methods inherited from class org.apache.flink.api.table.expressions.Expression

freshName, freshNameCounter

Methods inherited from class org.apache.flink.api.table.trees.TreeNode

exists, fastEquals, makeCopy, transformChildrenPost, transformChildrenPre, transformPost, transformPre

Methods inherited from class java.lang.Object

clone, equals, finalize, 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

NopExpression

public NopExpression()

Method Detail

typeInfo

public NothingTypeInfo typeInfo()

Specified by:

typeInfo in class Expression

name

public String name()

Overrides:

name in class Expression