org.apache.spark.sql.expressions

Class MutableAggregationBuffer

java.lang.Object

org.apache.spark.sql.expressions.MutableAggregationBuffer

All Implemented Interfaces:

java.io.Serializable, Row

public abstract class MutableAggregationBuffer
extends java.lang.Object
implements Row

:: Experimental :: A Row representing an mutable aggregation buffer.

This is not meant to be extended outside of Spark.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
MutableAggregationBuffer()

Method Summary

Methods

Modifier and Type	Method and Description
abstract void	update(int i, java.lang.Object value) Update the ith value of this buffer.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.spark.sql.Row

anyNull, apply, copy, equals, fieldIndex, get, getAnyValAs, getAs, getAs, getBoolean, getByte, getDate, getDecimal, getDouble, getFloat, getInt, getJavaMap, getList, getLong, getMap, getSeq, getShort, getString, getStruct, getTimestamp, getValuesMap, hashCode, isNullAt, length, mkString, mkString, mkString, schema, size, toSeq, toString

Constructor Detail

MutableAggregationBuffer

public MutableAggregationBuffer()

Method Detail

update

public abstract void update(int i,
          java.lang.Object value)

Update the ith value of this buffer.