Package io.trino.execution.scheduler

Class FixedCountScheduler

java.lang.Object

io.trino.execution.scheduler.FixedCountScheduler

All Implemented Interfaces:

StageScheduler, Closeable, AutoCloseable

public class FixedCountScheduler
extends Object
implements StageScheduler

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	FixedCountScheduler.TaskScheduler

Constructor Summary

Constructors

Constructor	Description
FixedCountScheduler(FixedCountScheduler.TaskScheduler taskScheduler, List<InternalNode> partitionToNode)
FixedCountScheduler(StageExecution stageExecution, List<InternalNode> partitionToNode)

Method Summary

Modifier and Type	Method	Description
ScheduleResult	schedule()	Schedules as much work as possible without blocking.

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.trino.execution.scheduler.StageScheduler

close, start

Constructor Details

FixedCountScheduler

public FixedCountScheduler(StageExecution stageExecution,
 List<InternalNode> partitionToNode)

FixedCountScheduler

public FixedCountScheduler(FixedCountScheduler.TaskScheduler taskScheduler,
 List<InternalNode> partitionToNode)

Method Details

schedule

public ScheduleResult schedule()

Description copied from interface: StageScheduler

Schedules as much work as possible without blocking. The schedule results is a hint to the query scheduler if and when the stage scheduler should be invoked again. It is important to note that this is only a hint and the query scheduler may call the schedule method at any time.

Specified by:

schedule in interface StageScheduler