Package 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	Description
static final int	CARDINALITY_UNKNOWN

Constructor Summary

Constructors

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

Method Summary

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

Methods inherited from class java.lang.Object

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

Field Details

CARDINALITY_UNKNOWN

public static final int CARDINALITY_UNKNOWN

See Also:

• Constant Field Values

Constructor Details

TopNParams

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

Method Details

getDimSelector

public DimensionSelector getDimSelector()

getSelectorPlus

public ColumnSelectorPlus<TopNColumnAggregatesProcessor> getSelectorPlus()

getCursor

public Cursor getCursor()

getGranularizer

public CursorGranularizer getGranularizer()

getCardinality

public int getCardinality()

getNumValuesPerPass

public int getNumValuesPerPass()