org.apache.hudi.index.bucket

Class HoodieSimpleBucketIndex

java.lang.Object

org.apache.hudi.index.HoodieIndex<Object,Object>

org.apache.hudi.index.bucket.HoodieBucketIndex

org.apache.hudi.index.bucket.HoodieSimpleBucketIndex

All Implemented Interfaces:

Serializable

public class HoodieSimpleBucketIndex
extends HoodieBucketIndex

Simple bucket index implementation, with fixed bucket number.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	HoodieSimpleBucketIndex.SimpleBucketIndexLocationMapper

Nested classes/interfaces inherited from class org.apache.hudi.index.HoodieIndex

HoodieIndex.BucketIndexEngineType, HoodieIndex.IndexType

Field Summary

Fields inherited from class org.apache.hudi.index.bucket.HoodieBucketIndex

indexKeyFields, numBuckets

Fields inherited from class org.apache.hudi.index.HoodieIndex

config

Constructor Summary

Constructors

Constructor and Description
HoodieSimpleBucketIndex(HoodieWriteConfig config)

Method Summary

Modifier and Type	Method and Description
boolean	canIndexLogFiles() This is used by storage to determine, if it is safe to send inserts, straight to the log, i.e.
int	getBucketID(HoodieKey key)
protected BucketIndexLocationMapper	getLocationMapper(HoodieTable table, List<String> partitionPath) Get a location mapper for the given table & partitionPath
Map<Integer,HoodieRecordLocation>	loadBucketIdToFileIdMappingForPartition(HoodieTable hoodieTable, String partition)

Methods inherited from class org.apache.hudi.index.bucket.HoodieBucketIndex

getNumBuckets, isGlobal, isImplicitWithStorage, requiresTagging, rollbackCommit, tagLocation, updateLocation

Methods inherited from class org.apache.hudi.index.HoodieIndex

close, tagLocation, updateLocation, updateLocation

Methods inherited from class java.lang.Object

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

Constructor Detail

HoodieSimpleBucketIndex

public HoodieSimpleBucketIndex(HoodieWriteConfig config)

Method Detail

loadBucketIdToFileIdMappingForPartition

public Map<Integer,HoodieRecordLocation> loadBucketIdToFileIdMappingForPartition(HoodieTable hoodieTable,
                                                                                 String partition)

getBucketID

public int getBucketID(HoodieKey key)

canIndexLogFiles

public boolean canIndexLogFiles()

Description copied from class: HoodieIndex

This is used by storage to determine, if it is safe to send inserts, straight to the log, i.e. having a FileSlice, with no data file.

Overrides:

canIndexLogFiles in class HoodieBucketIndex

Returns:

Returns true/false depending on whether the impl has this capability

getLocationMapper

protected BucketIndexLocationMapper getLocationMapper(HoodieTable table,
                                                      List<String> partitionPath)

Description copied from class: HoodieBucketIndex

Get a location mapper for the given table & partitionPath

Specified by:

getLocationMapper in class HoodieBucketIndex