org.apache.flink.table.planner.functions.aggfunctions

Class IncrSumAggFunction.DecimalIncrSumAggFunction

java.lang.Object

org.apache.flink.table.functions.UserDefinedFunction

org.apache.flink.table.planner.functions.aggfunctions.DeclarativeAggregateFunction

org.apache.flink.table.planner.functions.aggfunctions.IncrSumAggFunction

org.apache.flink.table.planner.functions.aggfunctions.IncrSumAggFunction.DecimalIncrSumAggFunction

All Implemented Interfaces:

Serializable, FunctionDefinition

Enclosing class:

IncrSumAggFunction

public static class IncrSumAggFunction.DecimalIncrSumAggFunction
extends IncrSumAggFunction

Built-in Decimal IncrSum aggregate function.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.table.planner.functions.aggfunctions.IncrSumAggFunction

IncrSumAggFunction.ByteIncrSumAggFunction, IncrSumAggFunction.DecimalIncrSumAggFunction, IncrSumAggFunction.DoubleIncrSumAggFunction, IncrSumAggFunction.FloatIncrSumAggFunction, IncrSumAggFunction.IntIncrSumAggFunction, IncrSumAggFunction.LongIncrSumAggFunction, IncrSumAggFunction.ShortIncrSumAggFunction

Constructor Summary

Constructors

Constructor and Description
DecimalIncrSumAggFunction(DecimalType decimalType)

Method Summary

Modifier and Type	Method and Description
DataType	getResultType() The result type of the function.

Methods inherited from class org.apache.flink.table.planner.functions.aggfunctions.IncrSumAggFunction

accumulateExpressions, aggBufferAttributes, getAggBufferTypes, getValueExpression, initialValuesExpressions, mergeExpressions, operandCount, retractExpressions

Methods inherited from class org.apache.flink.table.planner.functions.aggfunctions.DeclarativeAggregateFunction

getKind, getTypeInference, mergeOperand, mergeOperands, operand, operands

Methods inherited from class org.apache.flink.table.functions.UserDefinedFunction

close, functionIdentifier, open, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.table.functions.FunctionDefinition

getRequirements, isDeterministic

Constructor Detail

DecimalIncrSumAggFunction

public DecimalIncrSumAggFunction(DecimalType decimalType)

Method Detail

getResultType

public DataType getResultType()

Description copied from class: DeclarativeAggregateFunction

The result type of the function.

Specified by:

getResultType in class DeclarativeAggregateFunction