Package org.apache.druid.query.groupby.epinephelinae.vector

Class DictionaryBuildingComplexGroupByVectorColumnSelector

java.lang.Object

org.apache.druid.query.groupby.epinephelinae.vector.DictionaryBuildingGroupByVectorColumnSelector<Object>

org.apache.druid.query.groupby.epinephelinae.vector.DictionaryBuildingComplexGroupByVectorColumnSelector

All Implemented Interfaces:

GroupingSelector, GroupByVectorColumnSelector

public class DictionaryBuildingComplexGroupByVectorColumnSelector
extends DictionaryBuildingGroupByVectorColumnSelector<Object>

Selector that groups complex columns using a dictionary.

See Also:

• similar selector for non-dict-encoded strings
• which creates the nonvectorized version

Field Summary

Fields inherited from class org.apache.druid.query.groupby.epinephelinae.vector.DictionaryBuildingGroupByVectorColumnSelector

dimensionIdCodec, selector

Constructor Summary

Constructors

Constructor	Description
DictionaryBuildingComplexGroupByVectorColumnSelector(VectorObjectSelector selector, ColumnType columnType)

Method Summary

Modifier and Type	Method	Description
protected Object	convertValue(Object rawValue)	Convert raw value from the vector to the appropriate type for this selector.

Methods inherited from class org.apache.druid.query.groupby.epinephelinae.vector.DictionaryBuildingGroupByVectorColumnSelector

getGroupingKeySize, reset, writeKeys, writeKeyToResultRow

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.druid.query.groupby.epinephelinae.GroupingSelector

getValueCardinality

Constructor Details

DictionaryBuildingComplexGroupByVectorColumnSelector

public DictionaryBuildingComplexGroupByVectorColumnSelector(VectorObjectSelector selector,
 ColumnType columnType)

Method Details

convertValue

protected Object convertValue(Object rawValue)

Description copied from class: DictionaryBuildingGroupByVectorColumnSelector

Convert raw value from the vector to the appropriate type for this selector.

Specified by:

convertValue in class DictionaryBuildingGroupByVectorColumnSelector<Object>