Package io.trino.execution.scheduler.faulttolerant

Interface OutputStatsEstimator

All Known Implementing Classes:

ByEagerParentOutputStatsEstimator, BySmallStageOutputStatsEstimator, ByTaskProgressOutputStatsEstimator, CompositeOutputStatsEstimator

public interface OutputStatsEstimator

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static final record	OutputStatsEstimator.OutputStatsEstimateResult

Method Summary

Modifier and Type	Method	Description
Optional<OutputStatsEstimator.OutputStatsEstimateResult>	getEstimatedOutputStats(EventDrivenFaultTolerantQueryScheduler.StageExecution stageExecution, Function<StageId,EventDrivenFaultTolerantQueryScheduler.StageExecution> stageExecutionLookup, boolean parentEager)

Method Details

getEstimatedOutputStats

Optional<OutputStatsEstimator.OutputStatsEstimateResult> getEstimatedOutputStats(EventDrivenFaultTolerantQueryScheduler.StageExecution stageExecution,
 Function<StageId,EventDrivenFaultTolerantQueryScheduler.StageExecution> stageExecutionLookup,
 boolean parentEager)