Package com.illumon.iris.db.v2.sort.partition

Class ObjectPartitionKernel

java.lang.Object

com.illumon.iris.db.v2.sort.partition.ObjectPartitionKernel

public class ObjectPartitionKernel
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ObjectPartitionKernel.PartitionKernelContext

Constructor Summary

Constructors

Constructor	Description
ObjectPartitionKernel()

Method Summary

Modifier and Type	Method	Description
static ObjectPartitionKernel.PartitionKernelContext	createContext(Index index, ColumnSource<Object> columnSource, int chunkSize, int nPartitions, boolean preserveEquality)
static void	partition(ObjectPartitionKernel.PartitionKernelContext context, LongChunk<Attributes.KeyIndices> indexKeys, ObjectChunk values)	After we have created the context, we can determine what things are in a partition.

Methods inherited from class java.lang.Object

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

Constructor Details

ObjectPartitionKernel

public ObjectPartitionKernel()

Method Details

createContext

public static ObjectPartitionKernel.PartitionKernelContext createContext(Index index,
 ColumnSource<Object> columnSource,
 int chunkSize,
 int nPartitions,
 boolean preserveEquality)

partition

public static void partition(ObjectPartitionKernel.PartitionKernelContext context,
 LongChunk<Attributes.KeyIndices> indexKeys,
 ObjectChunk values)

After we have created the context, we can determine what things are in a partition.

Parameters:

context - our context, containing the pivots

indexKeys - a chunk of index keys to partition

values - a chunk of values that go with the index keys