Package io.deephaven.api.updateby

Class ColumnUpdateOperation

java.lang.Object

io.deephaven.api.updateby.ColumnUpdateOperation

All Implemented Interfaces:

UpdateByOperation

@Immutable
public abstract class ColumnUpdateOperation
extends Object
implements UpdateByOperation

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	ColumnUpdateOperation.Builder

Nested classes/interfaces inherited from interface io.deephaven.api.updateby.UpdateByOperation

UpdateByOperation.Visitor<T>

Constructor Summary

Constructors

Constructor	Description
ColumnUpdateOperation()

Method Summary

Modifier and Type	Method	Description
static ColumnUpdateOperation.Builder	builder()
abstract List<Pair>	columns()	Provide the list of Pairs for the result columns.
abstract UpdateBySpec	spec()	Provide the specification for an updateBy operation.
final <T> T	walk(UpdateByOperation.Visitor<T> visitor)

Methods inherited from class java.lang.Object

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

Constructor Details

ColumnUpdateOperation

public ColumnUpdateOperation()

Method Details

builder

public static ColumnUpdateOperation.Builder builder()

spec

public abstract UpdateBySpec spec()

Provide the specification for an updateBy operation.

columns

public abstract List<Pair> columns()

Provide the list of Pairs for the result columns. If `columns()` is not provided, internally will create a new list mapping each source column 1:1 to output columns (where applicable)

walk

public final <T> T walk(UpdateByOperation.Visitor<T> visitor)

Specified by:

walk in interface UpdateByOperation