org.apache.drill.exec.store.parquet.columnreaders.batchsizing

Class BatchSizingMemoryUtil.ColumnMemoryUsageInfo

java.lang.Object

org.apache.drill.exec.store.parquet.columnreaders.batchsizing.BatchSizingMemoryUtil.ColumnMemoryUsageInfo

Enclosing class:

BatchSizingMemoryUtil

public static final class BatchSizingMemoryUtil.ColumnMemoryUsageInfo
extends Object

A container class to hold a column batch memory usage information.

Field Summary

Fields

Modifier and Type	Field and Description
int	currValueCount Current record count stored within the value vector
RecordBatchSizerManager.ColumnMemoryQuota	memoryQuota Column memory quota
ValueVector	vector Value vector which contains the column batch data
BatchSizingMemoryUtil.VectorMemoryUsageInfo	vectorMemoryUsage Current vector memory usage

Constructor Summary

Constructors

Constructor and Description
ColumnMemoryUsageInfo()

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

vector

public ValueVector vector

Value vector which contains the column batch data

memoryQuota

public RecordBatchSizerManager.ColumnMemoryQuota memoryQuota

Column memory quota

currValueCount

public int currValueCount

Current record count stored within the value vector

vectorMemoryUsage

public final BatchSizingMemoryUtil.VectorMemoryUsageInfo vectorMemoryUsage

Current vector memory usage

Constructor Detail

ColumnMemoryUsageInfo

public ColumnMemoryUsageInfo()