Package org.apache.drill.exec.metastore.store

Class SimpleFileTableMetadataProvider

java.lang.Object

org.apache.drill.exec.metastore.store.SimpleFileTableMetadataProvider

All Implemented Interfaces:

TableMetadataProvider

public class SimpleFileTableMetadataProvider
extends Object
implements TableMetadataProvider

Metadata provider which supplies only table schema and / or table statistics if available.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SimpleFileTableMetadataProvider.Builder

Method Summary

Modifier and Type	Method	Description
boolean	checkMetadataVersion()
FileMetadata	getFileMetadata(org.apache.hadoop.fs.Path location)
List<FileMetadata>	getFilesForPartition(PartitionMetadata partition)
Map<org.apache.hadoop.fs.Path,FileMetadata>	getFilesMetadataMap()
NonInterestingColumnsMetadata	getNonInterestingColumnsMetadata()
List<SchemaPath>	getPartitionColumns()
List<PartitionMetadata>	getPartitionMetadata(SchemaPath columnName)
List<PartitionMetadata>	getPartitionsMetadata()
Map<org.apache.hadoop.fs.Path,SegmentMetadata>	getSegmentsMetadataMap()
TableMetadata	getTableMetadata()

Methods inherited from class java.lang.Object

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

Method Details

getTableMetadata

public TableMetadata getTableMetadata()

Specified by:

getTableMetadata in interface TableMetadataProvider

getPartitionColumns

public List<SchemaPath> getPartitionColumns()

Specified by:

getPartitionColumns in interface TableMetadataProvider

getPartitionsMetadata

public List<PartitionMetadata> getPartitionsMetadata()

Specified by:

getPartitionsMetadata in interface TableMetadataProvider

getPartitionMetadata

public List<PartitionMetadata> getPartitionMetadata(SchemaPath columnName)

Specified by:

getPartitionMetadata in interface TableMetadataProvider

getFilesMetadataMap

public Map<org.apache.hadoop.fs.Path,FileMetadata> getFilesMetadataMap()

Specified by:

getFilesMetadataMap in interface TableMetadataProvider

getSegmentsMetadataMap

public Map<org.apache.hadoop.fs.Path,SegmentMetadata> getSegmentsMetadataMap()

Specified by:

getSegmentsMetadataMap in interface TableMetadataProvider

getFileMetadata

public FileMetadata getFileMetadata(org.apache.hadoop.fs.Path location)

Specified by:

getFileMetadata in interface TableMetadataProvider

getFilesForPartition

public List<FileMetadata> getFilesForPartition(PartitionMetadata partition)

Specified by:

getFilesForPartition in interface TableMetadataProvider

getNonInterestingColumnsMetadata

public NonInterestingColumnsMetadata getNonInterestingColumnsMetadata()

Specified by:

getNonInterestingColumnsMetadata in interface TableMetadataProvider

checkMetadataVersion

public boolean checkMetadataVersion()

Specified by:

checkMetadataVersion in interface TableMetadataProvider