Package org.apache.gravitino.rel.expressions.sorts

Interface SortOrder

All Superinterfaces:

Expression

All Known Implementing Classes:

SortOrderDTO, SortOrders.SortImpl

@Evolving
public interface SortOrder
extends Expression

Represents a sort order in the public expression API.

Field Summary

Fields inherited from interface org.apache.gravitino.rel.expressions.Expression

EMPTY_EXPRESSION, EMPTY_NAMED_REFERENCE

Method Summary

Modifier and Type	Method	Description
default Expression[]	children()
SortDirection	direction()
Expression	expression()
NullOrdering	nullOrdering()

Methods inherited from interface org.apache.gravitino.rel.expressions.Expression

references

Method Details

expression

Expression expression()

Returns:

The sort expression.

direction

SortDirection direction()

Returns:

The sort direction.

nullOrdering

NullOrdering nullOrdering()

Returns:

The null ordering.

children

default Expression[] children()

Specified by:

children in interface Expression

Returns:

A SortOrder with the given sort direction.