Package io.trino.sql.planner

Record Class OrderingScheme

java.lang.Object

java.lang.Record

io.trino.sql.planner.OrderingScheme

public record OrderingScheme(List<Symbol> orderBy, Map<Symbol,SortOrder> orderings)
extends Record

Constructor Summary

Constructors

Constructor	Description
OrderingScheme(List<Symbol> orderBy, Map<Symbol,SortOrder> orderings)	Creates an instance of a OrderingScheme record class.

Method Summary

Modifier and Type	Method	Description
final boolean	equals(Object o)	Indicates whether some other object is "equal to" this one.
final int	hashCode()	Returns a hash code value for this object.
List<Symbol>	orderBy()	Returns the value of the orderBy record component.
SortOrder	ordering(Symbol symbol)
List<SortOrder>	orderingList()
Map<Symbol,SortOrder>	orderings()	Returns the value of the orderings record component.
List<LocalProperty<Symbol>>	toLocalProperties()
List<SortItem>	toSortItems()
final String	toString()	Returns a string representation of this record class.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

OrderingScheme

public OrderingScheme(List<Symbol> orderBy,
 Map<Symbol,SortOrder> orderings)

Creates an instance of a OrderingScheme record class.

Parameters:

orderBy - the value for the orderBy record component

orderings - the value for the orderings record component

Method Details

orderingList

public List<SortOrder> orderingList()

ordering

public SortOrder ordering(Symbol symbol)

toSortItems

public List<SortItem> toSortItems()

toLocalProperties

public List<LocalProperty<Symbol>> toLocalProperties()

toString

public final String toString()

Returns a string representation of this record class. The representation contains the name of the class, followed by the name and value of each of the record components.

Specified by:

toString in class Record

Returns:

a string representation of this object

hashCode

public final int hashCode()

Returns a hash code value for this object. The value is derived from the hash code of each of the record components.

Specified by:

hashCode in class Record

Returns:

a hash code value for this object

equals

public final boolean equals(Object o)

Indicates whether some other object is "equal to" this one. The objects are equal if the other object is of the same class and if all the record components are equal. All components in this record class are compared with Objects::equals(Object,Object).

Specified by:

equals in class Record

Parameters:

o - the object with which to compare

Returns:

true if this object is the same as the o argument; false otherwise.

orderBy

public List<Symbol> orderBy()

Returns the value of the orderBy record component.

Returns:

the value of the orderBy record component

orderings

public Map<Symbol,SortOrder> orderings()

Returns the value of the orderings record component.

Returns:

the value of the orderings record component