org.apache.drill.exec.metastore

Interface MetadataProviderManager

All Known Implementing Classes:

FileSystemMetadataProviderManager, MetastoreMetadataProviderManager

public interface MetadataProviderManager

Base interface for passing and obtaining SchemaProvider, DrillStatsTable and TableMetadataProvider, responsible for creating required TableMetadataProviderBuilder which constructs required TableMetadataProvider based on specified providers

Method Summary

Modifier and Type	Method and Description
SchemaProvider	getSchemaProvider()
DrillStatsTable	getStatsProvider()
TableMetadataProvider	getTableMetadataProvider()
void	setSchemaProvider(SchemaProvider schemaProvider)
void	setStatsProvider(DrillStatsTable statsProvider)
void	setTableMetadataProvider(TableMetadataProvider tableMetadataProvider)
boolean	usesMetastore() Returns true if current MetadataProviderManager instance uses Drill Metastore.

Method Detail

setSchemaProvider

void setSchemaProvider(SchemaProvider schemaProvider)

getSchemaProvider

SchemaProvider getSchemaProvider()

setStatsProvider

void setStatsProvider(DrillStatsTable statsProvider)

getStatsProvider

DrillStatsTable getStatsProvider()

setTableMetadataProvider

void setTableMetadataProvider(TableMetadataProvider tableMetadataProvider)

getTableMetadataProvider

TableMetadataProvider getTableMetadataProvider()

usesMetastore

boolean usesMetastore()

Returns true if current MetadataProviderManager instance uses Drill Metastore.

Returns:

true if current MetadataProviderManager instance uses Drill Metastore, false otherwise.