org.apache.calcite.tools

Class RelBuilder.Frame

java.lang.Object

org.apache.calcite.tools.RelBuilder.Frame

Enclosing class:

RelBuilder

private static class RelBuilder.Frame
extends Object

Builder stack frame.

Describes a previously created relational expression and information about how table aliases map into its row type.

Field Summary

Fields

Modifier and Type	Field and Description
(package private) com.google.common.collect.ImmutableList<RelBuilder.Field>	fields
(package private) RelNode	rel

Constructor Summary

Constructors

Modifier	Constructor and Description
private	Frame(RelNode rel)
private	Frame(RelNode rel, com.google.common.collect.ImmutableList<RelBuilder.Field> fields)

Method Summary

Modifier and Type	Method and Description
private static String	deriveAlias(RelNode rel)
(package private) List<RelDataTypeField>	fields()

Methods inherited from class java.lang.Object

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

Field Detail

rel

final RelNode rel

fields

final com.google.common.collect.ImmutableList<RelBuilder.Field> fields

Constructor Detail

Frame

private Frame(RelNode rel,
              com.google.common.collect.ImmutableList<RelBuilder.Field> fields)

Frame

private Frame(RelNode rel)

Method Detail

deriveAlias

private static String deriveAlias(RelNode rel)

fields

List<RelDataTypeField> fields()