org.apache.carbondata.datamap.bloom

Class BloomCoarseGrainDataMapFactory

java.lang.Object

org.apache.carbondata.core.datamap.dev.DataMapFactory<CoarseGrainDataMap>

org.apache.carbondata.datamap.bloom.BloomCoarseGrainDataMapFactory

@InterfaceAudience.Internal
public class BloomCoarseGrainDataMapFactory
extends DataMapFactory<CoarseGrainDataMap>

This class is for Bloom Filter for blocklet level

Constructor Summary

Constructors

Constructor and Description
BloomCoarseGrainDataMapFactory(CarbonTable carbonTable, DataMapSchema dataMapSchema)

Method Summary

Modifier and Type	Method and Description
void	clear()
void	clear(String segment)
DataMapBuilder	createBuilder(Segment segment, String shardName, SegmentProperties segmentProperties)
DataMapWriter	createWriter(Segment segment, String shardName, SegmentProperties segmentProperties)
void	deleteDatamapData()
void	deleteDatamapData(Segment segment)
void	deleteSegmentDatamapData(String segmentId)
void	fireEvent(Event event)
static Set<String>	getAllShardPaths(String tablePath, String segmentId, String dataMapName) returns all shard directories of bloom index files for query if bloom index files are merged we should get only one shard path
String	getCacheSize()
DataMapLevel	getDataMapLevel()
List<CoarseGrainDataMap>	getDataMaps(DataMapDistributable distributable)
List<CoarseGrainDataMap>	getDataMaps(Segment segment)
DataMapMeta	getMeta()
boolean	isOperationBlocked(TableOperation operation, Object... targets)
List<DataMapDistributable>	toDistributable(Segment segment)
boolean	willBecomeStale(TableOperation operation)

Methods inherited from class org.apache.carbondata.core.datamap.dev.DataMapFactory

getCarbonTable, getDataMaps, getDataMapSchema, setCarbonTable, supportRebuild, validate

Methods inherited from class java.lang.Object

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

Constructor Detail

BloomCoarseGrainDataMapFactory

public BloomCoarseGrainDataMapFactory(CarbonTable carbonTable,
                                      DataMapSchema dataMapSchema)
                               throws org.apache.carbondata.common.exceptions.sql.MalformedDataMapCommandException

Throws:

org.apache.carbondata.common.exceptions.sql.MalformedDataMapCommandException

Method Detail

createWriter

public DataMapWriter createWriter(Segment segment,
                                  String shardName,
                                  SegmentProperties segmentProperties)
                           throws IOException

Specified by:

createWriter in class DataMapFactory<CoarseGrainDataMap>

Throws:

IOException

createBuilder

public DataMapBuilder createBuilder(Segment segment,
                                    String shardName,
                                    SegmentProperties segmentProperties)
                             throws IOException

Specified by:

createBuilder in class DataMapFactory<CoarseGrainDataMap>

Throws:

IOException

getAllShardPaths

public static Set<String> getAllShardPaths(String tablePath,
                                           String segmentId,
                                           String dataMapName)

returns all shard directories of bloom index files for query if bloom index files are merged we should get only one shard path

getDataMaps

public List<CoarseGrainDataMap> getDataMaps(Segment segment)
                                     throws IOException

Specified by:

getDataMaps in class DataMapFactory<CoarseGrainDataMap>

Throws:

IOException

getDataMaps

public List<CoarseGrainDataMap> getDataMaps(DataMapDistributable distributable)
                                     throws IOException

Specified by:

getDataMaps in class DataMapFactory<CoarseGrainDataMap>

Throws:

IOException

toDistributable

public List<DataMapDistributable> toDistributable(Segment segment)

Specified by:

toDistributable in class DataMapFactory<CoarseGrainDataMap>

fireEvent

public void fireEvent(Event event)

Specified by:

fireEvent in class DataMapFactory<CoarseGrainDataMap>

clear

public void clear(String segment)

Overrides:

clear in class DataMapFactory<CoarseGrainDataMap>

clear

public void clear()

Specified by:

clear in class DataMapFactory<CoarseGrainDataMap>

deleteDatamapData

public void deleteDatamapData(Segment segment)
                       throws IOException

Specified by:

deleteDatamapData in class DataMapFactory<CoarseGrainDataMap>

Throws:

IOException

deleteSegmentDatamapData

public void deleteSegmentDatamapData(String segmentId)
                              throws IOException

Overrides:

deleteSegmentDatamapData in class DataMapFactory<CoarseGrainDataMap>

Throws:

IOException

deleteDatamapData

public void deleteDatamapData()

Specified by:

deleteDatamapData in class DataMapFactory<CoarseGrainDataMap>

willBecomeStale

public boolean willBecomeStale(TableOperation operation)

Specified by:

willBecomeStale in class DataMapFactory<CoarseGrainDataMap>

isOperationBlocked

public boolean isOperationBlocked(TableOperation operation,
                                  Object... targets)

Overrides:

isOperationBlocked in class DataMapFactory<CoarseGrainDataMap>

getMeta

public DataMapMeta getMeta()

Specified by:

getMeta in class DataMapFactory<CoarseGrainDataMap>

getDataMapLevel

public DataMapLevel getDataMapLevel()

Specified by:

getDataMapLevel in class DataMapFactory<CoarseGrainDataMap>

getCacheSize

public String getCacheSize()

Overrides:

getCacheSize in class DataMapFactory<CoarseGrainDataMap>