Class DoublePartitionKernel
java.lang.Object
com.illumon.iris.db.v2.sort.partition.DoublePartitionKernel
public class DoublePartitionKernel extends Object
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
DoublePartitionKernel.PartitionKernelContext
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Constructor Summary
Constructors Constructor Description DoublePartitionKernel()
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Method Summary
Modifier and Type Method Description static DoublePartitionKernel.PartitionKernelContext
createContext(Index index, ColumnSource<Double> columnSource, int chunkSize, int nPartitions, boolean preserveEquality)
static void
partition(DoublePartitionKernel.PartitionKernelContext context, LongChunk<Attributes.KeyIndices> indexKeys, DoubleChunk values)
After we have created the context, we can determine what things are in a partition.
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Constructor Details
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DoublePartitionKernel
public DoublePartitionKernel()
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Method Details
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createContext
public static DoublePartitionKernel.PartitionKernelContext createContext(Index index, ColumnSource<Double> columnSource, int chunkSize, int nPartitions, boolean preserveEquality) -
partition
public static void partition(DoublePartitionKernel.PartitionKernelContext context, LongChunk<Attributes.KeyIndices> indexKeys, DoubleChunk values)After we have created the context, we can determine what things are in a partition.- Parameters:
context
- our context, containing the pivotsindexKeys
- a chunk of index keys to partitionvalues
- a chunk of values that go with the index keys
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