Package io.trino.execution.scheduler

Class FixedSourcePartitionedScheduler

java.lang.Object

io.trino.execution.scheduler.FixedSourcePartitionedScheduler

All Implemented Interfaces:

StageScheduler, Closeable, AutoCloseable

public class FixedSourcePartitionedScheduler
extends Object
implements StageScheduler

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	FixedSourcePartitionedScheduler.BucketedSplitPlacementPolicy

Constructor Summary

Constructors

Constructor	Description
FixedSourcePartitionedScheduler(StageExecution stageExecution, Map<PlanNodeId,SplitSource> splitSources, List<PlanNodeId> schedulingOrder, List<InternalNode> nodes, BucketNodeMap bucketNodeMap, int splitBatchSize, NodeSelector nodeSelector, DynamicFilterService dynamicFilterService, TableExecuteContextManager tableExecuteContextManager)

Method Summary

Modifier and Type	Method	Description
void	close()
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

start

Constructor Details

FixedSourcePartitionedScheduler

public FixedSourcePartitionedScheduler(StageExecution stageExecution,
 Map<PlanNodeId,SplitSource> splitSources,
 List<PlanNodeId> schedulingOrder,
 List<InternalNode> nodes,
 BucketNodeMap bucketNodeMap,
 int splitBatchSize,
 NodeSelector nodeSelector,
 DynamicFilterService dynamicFilterService,
 TableExecuteContextManager tableExecuteContextManager)

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

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in interface StageScheduler