org.apache.druid.query.topn

Class TopNParams

java.lang.Object

org.apache.druid.query.topn.TopNParams

Direct Known Subclasses:

PooledTopNAlgorithm.PooledTopNParams

public class TopNParams
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	CARDINALITY_UNKNOWN

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	TopNParams(ColumnSelectorPlus<TopNColumnAggregatesProcessor> selectorPlus, Cursor cursor, int numValuesPerPass)

Method Summary

Modifier and Type	Method and Description
int	getCardinality()
Cursor	getCursor()
DimensionSelector	getDimSelector()
int	getNumValuesPerPass()
ColumnSelectorPlus<TopNColumnAggregatesProcessor>	getSelectorPlus()

Methods inherited from class java.lang.Object

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

Field Detail

CARDINALITY_UNKNOWN

public static final int CARDINALITY_UNKNOWN

See Also:

Constant Field Values

Constructor Detail

TopNParams

protected TopNParams(ColumnSelectorPlus<TopNColumnAggregatesProcessor> selectorPlus,
                     Cursor cursor,
                     int numValuesPerPass)

Method Detail

getDimSelector

public DimensionSelector getDimSelector()

getSelectorPlus

public ColumnSelectorPlus<TopNColumnAggregatesProcessor> getSelectorPlus()

getCursor

public Cursor getCursor()

getCardinality

public int getCardinality()

getNumValuesPerPass

public int getNumValuesPerPass()