com.facebook.presto.spi.session

Class ResourceEstimates

java.lang.Object

com.facebook.presto.spi.session.ResourceEstimates

@ThriftStruct
public final class ResourceEstimates
extends Object

Estimated resource usage for a query.

This class is under active development and should be considered beta.

Field Summary

Fields

Modifier and Type	Field and Description
static String	CPU_TIME
static String	EXECUTION_TIME
static String	PEAK_MEMORY
static String	PEAK_TASK_MEMORY

Constructor Summary

Constructors

Constructor and Description
ResourceEstimates(Optional<io.airlift.units.Duration> executionTime, Optional<io.airlift.units.Duration> cpuTime, Optional<io.airlift.units.DataSize> peakMemory, Optional<io.airlift.units.DataSize> peakTaskMemory)

Method Summary

Modifier and Type	Method and Description
Optional<io.airlift.units.Duration>	getCpuTime()
Optional<io.airlift.units.Duration>	getExecutionTime()
Optional<io.airlift.units.DataSize>	getPeakMemory()
Optional<io.airlift.units.DataSize>	getPeakTaskMemory()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

EXECUTION_TIME

public static final String EXECUTION_TIME

See Also:

Constant Field Values

CPU_TIME

public static final String CPU_TIME

See Also:

Constant Field Values

PEAK_MEMORY

public static final String PEAK_MEMORY

See Also:

Constant Field Values

PEAK_TASK_MEMORY

public static final String PEAK_TASK_MEMORY

See Also:

Constant Field Values

Constructor Detail

ResourceEstimates

@ThriftConstructor
public ResourceEstimates(Optional<io.airlift.units.Duration> executionTime,
                                            Optional<io.airlift.units.Duration> cpuTime,
                                            Optional<io.airlift.units.DataSize> peakMemory,
                                            Optional<io.airlift.units.DataSize> peakTaskMemory)

Method Detail

getExecutionTime

@ThriftField(value=1)
public Optional<io.airlift.units.Duration> getExecutionTime()

getCpuTime

@ThriftField(value=2)
public Optional<io.airlift.units.Duration> getCpuTime()

getPeakMemory

@ThriftField(value=3)
public Optional<io.airlift.units.DataSize> getPeakMemory()

getPeakTaskMemory

@ThriftField(value=4)
public Optional<io.airlift.units.DataSize> getPeakTaskMemory()

toString

public String toString()

Overrides:

toString in class Object