Class OutputSpoolingOperatorFactory

java.lang.Object

io.trino.operator.OutputSpoolingOperatorFactory

All Implemented Interfaces:

OperatorFactory

public class OutputSpoolingOperatorFactory
extends Object
implements OperatorFactory

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final record	OutputSpoolingOperatorFactory.OutputSpoolingInfo

Constructor Summary

Constructors

Constructor	Description
OutputSpoolingOperatorFactory(int operatorId, PlanNodeId planNodeId, Map<Symbol,Integer> operatorLayout, QueryDataEncoder queryDataEncoder, io.trino.spi.protocol.SpoolingManager spoolingManager, SpoolingConfig spoolingConfig)

Method Summary

Modifier and Type	Method	Description
Operator	createOperator(DriverContext driverContext)
OperatorFactory	duplicate()
static Map<Symbol,Integer>	layoutUnionWithSpooledMetadata(Map<Symbol,Integer> layout)
void	noMoreOperators()	Declare that createOperator will not be called any more and release any resources associated with this factory.
static List<OutputColumn>	spooledOutputLayout(OutputNode outputNode, Map<Symbol,Integer> layout)

Methods inherited from class java.lang.Object

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

Constructor Details

OutputSpoolingOperatorFactory

public OutputSpoolingOperatorFactory(int operatorId,
 PlanNodeId planNodeId,
 Map<Symbol,Integer> operatorLayout,
 QueryDataEncoder queryDataEncoder,
 io.trino.spi.protocol.SpoolingManager spoolingManager,
 SpoolingConfig spoolingConfig)

Method Details

spooledOutputLayout

public static List<OutputColumn> spooledOutputLayout(OutputNode outputNode,
 Map<Symbol,Integer> layout)

layoutUnionWithSpooledMetadata

public static Map<Symbol,Integer> layoutUnionWithSpooledMetadata(Map<Symbol,Integer> layout)

createOperator

public Operator createOperator(DriverContext driverContext)

Specified by:

createOperator in interface OperatorFactory

noMoreOperators

public void noMoreOperators()

Description copied from interface: OperatorFactory

Declare that createOperator will not be called any more and release any resources associated with this factory.

This method will be called only once. Implementation doesn't need to worry about duplicate invocations.

Specified by:

noMoreOperators in interface OperatorFactory

duplicate

public OperatorFactory duplicate()

Specified by:

duplicate in interface OperatorFactory