org.apache.hadoop.hive.ql.optimizer.physical
Class BucketingSortingCtx

java.lang.Object
  org.apache.hadoop.hive.ql.optimizer.physical.BucketingSortingCtx

All Implemented Interfaces:

NodeProcessorCtx

public class BucketingSortingCtx
extends Object
implements NodeProcessorCtx

This class contains the bucketing sorting context that is passed while walking the operator tree in inferring bucket/sort columns. The context contains the mappings from operators and files to the columns their output is bucketed/sorted on.

Nested Class Summary

static class	BucketingSortingCtx.BucketCol BucketCol.
static interface	BucketingSortingCtx.BucketSortCol BucketSortCol.
static class	BucketingSortingCtx.SortCol SortCol.

Constructor Summary

BucketingSortingCtx(boolean disableBucketing)

Method Summary

List<BucketingSortingCtx.BucketCol>	getBucketedCols(Operator<? extends OperatorDesc> op)
Map<String,List<BucketingSortingCtx.BucketCol>>	getBucketedColsByDirectory()
List<BucketingSortingCtx.SortCol>	getSortedCols(Operator<? extends OperatorDesc> op)
Map<String,List<BucketingSortingCtx.SortCol>>	getSortedColsByDirectory()
void	setBucketedCols(Operator<? extends OperatorDesc> op, List<BucketingSortingCtx.BucketCol> bucketCols)
void	setBucketedColsByDirectory(Map<String,List<BucketingSortingCtx.BucketCol>> bucketedColsByDirectory)
void	setSortedCols(Operator<? extends OperatorDesc> op, List<BucketingSortingCtx.SortCol> sortedCols)
void	setSortedColsByDirectory(Map<String,List<BucketingSortingCtx.SortCol>> sortedColsByDirectory)

Methods inherited from class java.lang.Object

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

Constructor Detail

BucketingSortingCtx

public BucketingSortingCtx(boolean disableBucketing)

Method Detail

getBucketedCols

public List<BucketingSortingCtx.BucketCol> getBucketedCols(Operator<? extends OperatorDesc> op)

setBucketedCols

public void setBucketedCols(Operator<? extends OperatorDesc> op,
                            List<BucketingSortingCtx.BucketCol> bucketCols)

getBucketedColsByDirectory

public Map<String,List<BucketingSortingCtx.BucketCol>> getBucketedColsByDirectory()

setBucketedColsByDirectory

public void setBucketedColsByDirectory(Map<String,List<BucketingSortingCtx.BucketCol>> bucketedColsByDirectory)

getSortedCols

public List<BucketingSortingCtx.SortCol> getSortedCols(Operator<? extends OperatorDesc> op)

setSortedCols

public void setSortedCols(Operator<? extends OperatorDesc> op,
                          List<BucketingSortingCtx.SortCol> sortedCols)

getSortedColsByDirectory

public Map<String,List<BucketingSortingCtx.SortCol>> getSortedColsByDirectory()

setSortedColsByDirectory

public void setSortedColsByDirectory(Map<String,List<BucketingSortingCtx.SortCol>> sortedColsByDirectory)