Package org.apache.calcite.rel.rules

Interface SortUnionTransposeRule.Config

All Superinterfaces:

RelRule.Config

Enclosing class:

SortUnionTransposeRule

@Immutable
public static interface SortUnionTransposeRule.Config
extends RelRule.Config

Rule configuration.

Field Summary

Fields

Modifier and Type	Field	Description
static final SortUnionTransposeRule.Config	DEFAULT
static final SortUnionTransposeRule.Config	MATCH_NULL_FETCH

Method Summary

Modifier and Type	Method	Description
default boolean	matchNullFetch()	Whether to match a Sort whose Sort.fetch is null.
default SortUnionTransposeRule	toRule()	Creates a rule that uses this configuration.
SortUnionTransposeRule.Config	withMatchNullFetch(boolean matchNullFetch)	Sets matchNullFetch().
default SortUnionTransposeRule.Config	withOperandFor(Class<? extends Sort> sortClass, Class<? extends Union> unionClass)	Defines an operand tree for the given classes.

Methods inherited from interface org.apache.calcite.plan.RelRule.Config

as, description, operandSupplier, relBuilderFactory, withDescription, withOperandSupplier, withRelBuilderFactory

Field Details

DEFAULT

static final SortUnionTransposeRule.Config DEFAULT

MATCH_NULL_FETCH

static final SortUnionTransposeRule.Config MATCH_NULL_FETCH

Method Details

toRule

default SortUnionTransposeRule toRule()

Description copied from interface: RelRule.Config

Creates a rule that uses this configuration. Sub-class must override.

Specified by:

toRule in interface RelRule.Config

matchNullFetch

@Default
default boolean matchNullFetch()

Whether to match a Sort whose Sort.fetch is null. Generally this only makes sense if the Union preserves order (and merges).

withMatchNullFetch

SortUnionTransposeRule.Config withMatchNullFetch(boolean matchNullFetch)

Sets matchNullFetch().

withOperandFor

default SortUnionTransposeRule.Config withOperandFor(Class<? extends Sort> sortClass,
 Class<? extends Union> unionClass)

Defines an operand tree for the given classes.