org.apache.drill.exec.store.parquet

Class Metadata.ParquetTableMetadata_v3

java.lang.Object

org.apache.drill.exec.store.parquet.Metadata.ParquetTableMetadataBase

org.apache.drill.exec.store.parquet.Metadata.ParquetTableMetadata_v3

Enclosing class:

Metadata

public static class Metadata.ParquetTableMetadata_v3
extends Metadata.ParquetTableMetadataBase

Field Summary

Fields

Modifier and Type	Field and Description
ConcurrentHashMap<org.apache.drill.exec.store.parquet.Metadata.ColumnTypeMetadata_v3.Key,Metadata.ColumnTypeMetadata_v3>	columnTypeInfo

Constructor Summary

Constructors

Constructor and Description
Metadata.ParquetTableMetadata_v3() Default constructor needed for deserialization from Parquet Metadata Cache Files
Metadata.ParquetTableMetadata_v3(String metadataVersion, List<Metadata.ParquetFileMetadata_v3> files, List<String> directories, ConcurrentHashMap<org.apache.drill.exec.store.parquet.Metadata.ColumnTypeMetadata_v3.Key,Metadata.ColumnTypeMetadata_v3> columnTypeInfo, String drillVersion)
Metadata.ParquetTableMetadata_v3(String metadataVersion, Metadata.ParquetTableMetadataBase parquetTable, List<Metadata.ParquetFileMetadata_v3> files, List<String> directories, String drillVersion)
Metadata.ParquetTableMetadata_v3(String metadataVersion, String drillVersion) Used for creating the Parquet Metadata cache file

Method Summary

Methods

Modifier and Type	Method and Description
void	assignFiles(List<? extends Metadata.ParquetFileMetadata> newFiles)
Metadata.ParquetTableMetadataBase	clone()
Metadata.ColumnTypeMetadata_v3	getColumnTypeInfo(String[] name)
Integer	getDefinitionLevel(String[] columnName)
List<String>	getDirectories()
String	getDrillVersion()
List<? extends Metadata.ParquetFileMetadata>	getFiles()
String	getMetadataVersion()
org.apache.parquet.schema.OriginalType	getOriginalType(String[] columnName)
org.apache.parquet.schema.PrimitiveType.PrimitiveTypeName	getPrimitiveType(String[] columnName)
Integer	getRepetitionLevel(String[] columnName)
boolean	hasColumnMetadata()
boolean	isRowGroupPrunable()
void	updateRelativePaths(String baseDir) If directories list and file metadata list contain relative paths, update it to absolute ones

Methods inherited from class java.lang.Object

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

Field Detail

columnTypeInfo

public ConcurrentHashMap<org.apache.drill.exec.store.parquet.Metadata.ColumnTypeMetadata_v3.Key,Metadata.ColumnTypeMetadata_v3> columnTypeInfo

Constructor Detail

Metadata.ParquetTableMetadata_v3

public Metadata.ParquetTableMetadata_v3()

Default constructor needed for deserialization from Parquet Metadata Cache Files

Metadata.ParquetTableMetadata_v3

public Metadata.ParquetTableMetadata_v3(String metadataVersion,
                                String drillVersion)

Used for creating the Parquet Metadata cache file

Parameters:

metadataVersion - metadata version

drillVersion - apache drill version

Metadata.ParquetTableMetadata_v3

public Metadata.ParquetTableMetadata_v3(String metadataVersion,
                                Metadata.ParquetTableMetadataBase parquetTable,
                                List<Metadata.ParquetFileMetadata_v3> files,
                                List<String> directories,
                                String drillVersion)

Metadata.ParquetTableMetadata_v3

public Metadata.ParquetTableMetadata_v3(String metadataVersion,
                                List<Metadata.ParquetFileMetadata_v3> files,
                                List<String> directories,
                                ConcurrentHashMap<org.apache.drill.exec.store.parquet.Metadata.ColumnTypeMetadata_v3.Key,Metadata.ColumnTypeMetadata_v3> columnTypeInfo,
                                String drillVersion)

Method Detail

getColumnTypeInfo

public Metadata.ColumnTypeMetadata_v3 getColumnTypeInfo(String[] name)

getDirectories

public List<String> getDirectories()

Specified by:

getDirectories in class Metadata.ParquetTableMetadataBase

getMetadataVersion

public String getMetadataVersion()

Specified by:

getMetadataVersion in class Metadata.ParquetTableMetadataBase

updateRelativePaths

public void updateRelativePaths(String baseDir)

If directories list and file metadata list contain relative paths, update it to absolute ones

Parameters:

baseDir - base parent directory

getFiles

public List<? extends Metadata.ParquetFileMetadata> getFiles()

Specified by:

getFiles in class Metadata.ParquetTableMetadataBase

assignFiles

public void assignFiles(List<? extends Metadata.ParquetFileMetadata> newFiles)

Specified by:

assignFiles in class Metadata.ParquetTableMetadataBase

hasColumnMetadata

public boolean hasColumnMetadata()

Specified by:

hasColumnMetadata in class Metadata.ParquetTableMetadataBase

getPrimitiveType

public org.apache.parquet.schema.PrimitiveType.PrimitiveTypeName getPrimitiveType(String[] columnName)

Specified by:

getPrimitiveType in class Metadata.ParquetTableMetadataBase

getOriginalType

public org.apache.parquet.schema.OriginalType getOriginalType(String[] columnName)

Specified by:

getOriginalType in class Metadata.ParquetTableMetadataBase

getRepetitionLevel

public Integer getRepetitionLevel(String[] columnName)

Specified by:

getRepetitionLevel in class Metadata.ParquetTableMetadataBase

getDefinitionLevel

public Integer getDefinitionLevel(String[] columnName)

Specified by:

getDefinitionLevel in class Metadata.ParquetTableMetadataBase

isRowGroupPrunable

public boolean isRowGroupPrunable()

Specified by:

isRowGroupPrunable in class Metadata.ParquetTableMetadataBase

clone

public Metadata.ParquetTableMetadataBase clone()

Specified by:

clone in class Metadata.ParquetTableMetadataBase

getDrillVersion

public String getDrillVersion()

Specified by:

getDrillVersion in class Metadata.ParquetTableMetadataBase