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

Class SumAggFunction.IntSumAggFunction

java.lang.Object

org.apache.flink.table.functions.UserDefinedFunction

org.apache.flink.table.functions.DeclarativeAggregateFunction

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

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

All Implemented Interfaces:

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

Enclosing class:

SumAggFunction

public static class SumAggFunction.IntSumAggFunction
extends SumAggFunction

Built-in Int 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	Description
IntSumAggFunction()

Method Summary

Modifier and Type	Method	Description
org.apache.flink.table.types.DataType	getResultType()

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

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

Methods inherited from class org.apache.flink.table.functions.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, supportsConstantFolding

Constructor Details

IntSumAggFunction

public IntSumAggFunction()

Method Details

getResultType

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

Specified by:

getResultType in class org.apache.flink.table.functions.DeclarativeAggregateFunction