org.apache.drill.exec.physical.resultSet.model

Class MetadataProvider.MetadataRetrieval

java.lang.Object

org.apache.drill.exec.physical.resultSet.model.MetadataProvider.MetadataRetrieval

All Implemented Interfaces:

MetadataProvider

Enclosing interface:

MetadataProvider

public static class MetadataProvider.MetadataRetrieval
extends Object
implements MetadataProvider

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.drill.exec.physical.resultSet.model.MetadataProvider

MetadataProvider.ArraySchemaCreator, MetadataProvider.ArraySchemaRetrieval, MetadataProvider.MetadataCreator, MetadataProvider.MetadataRetrieval, MetadataProvider.VariantSchemaCreator, MetadataProvider.VariantSchemaRetrieval, MetadataProvider.VectorDescrip

Constructor Summary

Constructors

Constructor and Description
MetadataRetrieval(TupleMetadata schema)

Method Summary

Modifier and Type	Method and Description
MetadataProvider	childProvider(ColumnMetadata colMetadata)
static MetadataProvider	makeProvider(ColumnMetadata colMetadata)
ColumnMetadata	metadata(int index, MaterializedField field)
TupleMetadata	tuple()
VariantMetadata	variant()

Methods inherited from class java.lang.Object

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

Constructor Detail

MetadataRetrieval

public MetadataRetrieval(TupleMetadata schema)

Method Detail

metadata

public ColumnMetadata metadata(int index,
                               MaterializedField field)

Specified by:

metadata in interface MetadataProvider

childProvider

public MetadataProvider childProvider(ColumnMetadata colMetadata)

Specified by:

childProvider in interface MetadataProvider

makeProvider

public static MetadataProvider makeProvider(ColumnMetadata colMetadata)

tuple

public TupleMetadata tuple()

Specified by:

tuple in interface MetadataProvider

variant

public VariantMetadata variant()

Specified by:

variant in interface MetadataProvider