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

Class SumAggFunction.DecimalSumAggFunction

java.lang.Object

org.apache.flink.table.functions.UserDefinedFunction

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

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

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

All Implemented Interfaces:

Serializable, org.apache.flink.table.functions.FunctionDefinition

Enclosing class:

SumAggFunction

public static class SumAggFunction.DecimalSumAggFunction
extends SumAggFunction

Built-in Decimal Sum aggregate function.

See Also:

Serialized Form

Nested Class Summary

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

SumAggFunction.ByteSumAggFunction, SumAggFunction.DecimalSumAggFunction, SumAggFunction.DoubleSumAggFunction, SumAggFunction.FloatSumAggFunction, SumAggFunction.IntSumAggFunction, SumAggFunction.LongSumAggFunction, SumAggFunction.ShortSumAggFunction

Constructor Summary

Constructors

Constructor and Description
DecimalSumAggFunction(org.apache.flink.table.types.logical.DecimalType decimalType)

Method Summary

Modifier and Type	Method and Description
protected org.apache.flink.table.expressions.UnresolvedCallExpression	adjustedPlus(org.apache.flink.table.expressions.UnresolvedReferenceExpression arg1, org.apache.flink.table.expressions.UnresolvedReferenceExpression arg2)
org.apache.flink.table.types.DataType	getResultType() The result type of the function.

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

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

DecimalSumAggFunction

public DecimalSumAggFunction(org.apache.flink.table.types.logical.DecimalType decimalType)

Method Detail

getResultType

public org.apache.flink.table.types.DataType getResultType()

Description copied from class: DeclarativeAggregateFunction

The result type of the function.

Specified by:

getResultType in class DeclarativeAggregateFunction

adjustedPlus

protected org.apache.flink.table.expressions.UnresolvedCallExpression adjustedPlus(org.apache.flink.table.expressions.UnresolvedReferenceExpression arg1,
                                                                                   org.apache.flink.table.expressions.UnresolvedReferenceExpression arg2)

Overrides:

adjustedPlus in class SumAggFunction