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

Class MinAggFunction.TimestampMinAggFunction

java.lang.Object

org.apache.flink.table.functions.UserDefinedFunction

org.apache.flink.table.functions.DeclarativeAggregateFunction

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

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

All Implemented Interfaces:

Serializable, FunctionDefinition

Enclosing class:

MinAggFunction

public static class MinAggFunction.TimestampMinAggFunction
extends MinAggFunction

Built-in Timestamp Min aggregate function.

See Also:

Serialized Form

Nested Class Summary

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

MinAggFunction.BooleanMinAggFunction, MinAggFunction.ByteMinAggFunction, MinAggFunction.DateMinAggFunction, MinAggFunction.DecimalMinAggFunction, MinAggFunction.DoubleMinAggFunction, MinAggFunction.FloatMinAggFunction, MinAggFunction.IntMinAggFunction, MinAggFunction.LongMinAggFunction, MinAggFunction.ShortMinAggFunction, MinAggFunction.StringMinAggFunction, MinAggFunction.TimeMinAggFunction, MinAggFunction.TimestampLtzMinAggFunction, MinAggFunction.TimestampMinAggFunction

Constructor Summary

Constructors

Constructor	Description
TimestampMinAggFunction(TimestampType type)

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.MinAggFunction

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

TimestampMinAggFunction

public TimestampMinAggFunction(TimestampType type)

Method Detail

getResultType

public DataType getResultType()

Description copied from class: DeclarativeAggregateFunction

The result type of the function.

Specified by:

getResultType in class DeclarativeAggregateFunction