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

Class MaxAggFunction.DoubleMaxAggFunction

java.lang.Object

org.apache.flink.table.functions.UserDefinedFunction

org.apache.flink.table.functions.DeclarativeAggregateFunction

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

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

All Implemented Interfaces:

Serializable, FunctionDefinition

Enclosing class:

MaxAggFunction

public static class MaxAggFunction.DoubleMaxAggFunction
extends MaxAggFunction

Built-in Double Max aggregate function.

See Also:

Serialized Form

Nested Class Summary

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

MaxAggFunction.BooleanMaxAggFunction, MaxAggFunction.ByteMaxAggFunction, MaxAggFunction.DateMaxAggFunction, MaxAggFunction.DecimalMaxAggFunction, MaxAggFunction.DoubleMaxAggFunction, MaxAggFunction.FloatMaxAggFunction, MaxAggFunction.IntMaxAggFunction, MaxAggFunction.LongMaxAggFunction, MaxAggFunction.ShortMaxAggFunction, MaxAggFunction.StringMaxAggFunction, MaxAggFunction.TimeMaxAggFunction, MaxAggFunction.TimestampLtzMaxAggFunction, MaxAggFunction.TimestampMaxAggFunction

Constructor Summary

Constructors

Constructor	Description
DoubleMaxAggFunction()

Method Summary

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

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

accumulateExpressions, 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 Detail

DoubleMaxAggFunction

public DoubleMaxAggFunction()

Method Detail

getResultType

public DataType getResultType()

Description copied from class: DeclarativeAggregateFunction

The result type of the function.

Specified by:

getResultType in class DeclarativeAggregateFunction