Package org.apache.pinot.segment.local.segment.virtualcolumn

Interface VirtualColumnProvider

All Known Implementing Classes:

BaseVirtualColumnProvider, DefaultNullValueVirtualColumnProvider, DocIdVirtualColumnProvider

public interface VirtualColumnProvider

Virtual column provider interface, which is used to instantiate the various components (dictionary, reader, etc) that comprise a proper column.

Method Summary

Modifier and Type	Method	Description
ColumnIndexContainer	buildColumnIndexContainer(VirtualColumnContext context)
Dictionary	buildDictionary(VirtualColumnContext context)
ForwardIndexReader<?>	buildForwardIndex(VirtualColumnContext context)
InvertedIndexReader<?>	buildInvertedIndex(VirtualColumnContext context)
ColumnMetadata	buildMetadata(VirtualColumnContext context)

Method Detail

buildForwardIndex

ForwardIndexReader<?> buildForwardIndex(VirtualColumnContext context)

buildDictionary

Dictionary buildDictionary(VirtualColumnContext context)

buildMetadata

ColumnMetadata buildMetadata(VirtualColumnContext context)

buildInvertedIndex

InvertedIndexReader<?> buildInvertedIndex(VirtualColumnContext context)

buildColumnIndexContainer

ColumnIndexContainer buildColumnIndexContainer(VirtualColumnContext context)