Package io.trino.execution.scheduler

Interface PartitionMemoryEstimator

All Known Implementing Classes:

ConstantPartitionMemoryEstimator, NoMemoryPartitionMemoryEstimator

public interface PartitionMemoryEstimator

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	PartitionMemoryEstimator.MemoryRequirements

Method Summary

Modifier and Type	Method	Description
PartitionMemoryEstimator.MemoryRequirements	getInitialMemoryRequirements(Session session, io.airlift.units.DataSize defaultMemoryLimit)
PartitionMemoryEstimator.MemoryRequirements	getNextRetryMemoryRequirements(Session session, PartitionMemoryEstimator.MemoryRequirements previousMemoryRequirements, io.airlift.units.DataSize peakMemoryUsage, ErrorCode errorCode)
void	registerPartitionFinished(Session session, PartitionMemoryEstimator.MemoryRequirements previousMemoryRequirements, io.airlift.units.DataSize peakMemoryUsage, boolean success, Optional<ErrorCode> errorCode)

Method Details

getInitialMemoryRequirements

PartitionMemoryEstimator.MemoryRequirements getInitialMemoryRequirements(Session session,
 io.airlift.units.DataSize defaultMemoryLimit)

getNextRetryMemoryRequirements

PartitionMemoryEstimator.MemoryRequirements getNextRetryMemoryRequirements(Session session,
 PartitionMemoryEstimator.MemoryRequirements previousMemoryRequirements,
 io.airlift.units.DataSize peakMemoryUsage,
 ErrorCode errorCode)

registerPartitionFinished

void registerPartitionFinished(Session session,
 PartitionMemoryEstimator.MemoryRequirements previousMemoryRequirements,
 io.airlift.units.DataSize peakMemoryUsage,
 boolean success,
 Optional<ErrorCode> errorCode)