org.apache.hadoop.hive.ql.exec.vector.keyseries

Class VectorKeySeriesMultiSerialized<T extends SerializeWrite>

java.lang.Object

org.apache.hadoop.hive.ql.exec.vector.keyseries.VectorKeySeriesImpl

org.apache.hadoop.hive.ql.exec.vector.keyseries.VectorKeySeriesSingleImpl

org.apache.hadoop.hive.ql.exec.vector.keyseries.VectorKeySeriesSerializedImpl<T>

org.apache.hadoop.hive.ql.exec.vector.keyseries.VectorKeySeriesMultiSerialized<T>

All Implemented Interfaces:

VectorKeySeries, VectorKeySeriesSerialized

public class VectorKeySeriesMultiSerialized<T extends SerializeWrite>
extends VectorKeySeriesSerializedImpl<T>
implements VectorKeySeriesSerialized

A key series of a multiple columns of keys where the keys get serialized. (Or, it can be 1 column).

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.exec.vector.keyseries.VectorKeySeriesSerializedImpl

bufferOffset, output, serializedBytes, serializedKeyLengths, serializedLength, serializedStart, serializeWrite

Fields inherited from class org.apache.hadoop.hive.ql.exec.vector.keyseries.VectorKeySeriesSingleImpl

currentBatchSize, duplicateCounts, hashCodes, nonNullKeyCount, nonNullKeyPosition, seriesCount, seriesIsAllNull, seriesPosition

Fields inherited from class org.apache.hadoop.hive.ql.exec.vector.keyseries.VectorKeySeriesImpl

currentDuplicateCount, currentHasAnyNulls, currentHashCode, currentIsAllNull, currentLogical

Constructor Summary

Constructors

Constructor and Description
VectorKeySeriesMultiSerialized(T serializeWrite)

Method Summary

Modifier and Type	Method and Description
void	init(TypeInfo[] typeInfos, int[] columnNums)
void	processBatch(org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch batch) Process a non-empty batch of rows and compute a key series.
void	setNextNonNullKey(int nonNullKeyPosition)

Methods inherited from class org.apache.hadoop.hive.ql.exec.vector.keyseries.VectorKeySeriesSerializedImpl

computeSerializedHashCodes, getSerializedBytes, getSerializedLength, getSerializedStart, positionToFirst, validate

Methods inherited from class org.apache.hadoop.hive.ql.exec.vector.keyseries.VectorKeySeriesSingleImpl

advance, next

Methods inherited from class org.apache.hadoop.hive.ql.exec.vector.keyseries.VectorKeySeriesImpl

getCurrentDuplicateCount, getCurrentHasAnyNulls, getCurrentHashCode, getCurrentIsAllNull, getCurrentLogical

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.hive.ql.exec.vector.keyseries.VectorKeySeriesSerialized

getSerializedBytes, getSerializedLength, getSerializedStart

Methods inherited from interface org.apache.hadoop.hive.ql.exec.vector.keyseries.VectorKeySeries

getCurrentDuplicateCount, getCurrentHasAnyNulls, getCurrentHashCode, getCurrentIsAllNull, getCurrentLogical, next, positionToFirst

Constructor Detail

VectorKeySeriesMultiSerialized

public VectorKeySeriesMultiSerialized(T serializeWrite)

Method Detail

init

public void init(TypeInfo[] typeInfos,
                 int[] columnNums)
          throws HiveException

Throws:

HiveException

processBatch

public void processBatch(org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch batch)
                  throws IOException

Description copied from interface: VectorKeySeries

Process a non-empty batch of rows and compute a key series. The key series will be positioned to the beginning.

Specified by:

processBatch in interface VectorKeySeries

Throws:

IOException

setNextNonNullKey

public void setNextNonNullKey(int nonNullKeyPosition)

Overrides:

setNextNonNullKey in class VectorKeySeriesSerializedImpl<T extends SerializeWrite>