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

Class LeadLagAggFunction.TimeLeadLagAggFunction

java.lang.Object

org.apache.flink.table.functions.UserDefinedFunction

org.apache.flink.table.functions.DeclarativeAggregateFunction

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

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

All Implemented Interfaces:

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

Enclosing class:

LeadLagAggFunction

public static class LeadLagAggFunction.TimeLeadLagAggFunction
extends LeadLagAggFunction

TimeLeadLagAggFunction.

See Also:

• Serialized Form

Nested Class Summary

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

LeadLagAggFunction.BooleanLeadLagAggFunction, LeadLagAggFunction.ByteLeadLagAggFunction, LeadLagAggFunction.CharLeadLagAggFunction, LeadLagAggFunction.DateLeadLagAggFunction, LeadLagAggFunction.DecimalLeadLagAggFunction, LeadLagAggFunction.DoubleLeadLagAggFunction, LeadLagAggFunction.FloatLeadLagAggFunction, LeadLagAggFunction.IntLeadLagAggFunction, LeadLagAggFunction.LongLeadLagAggFunction, LeadLagAggFunction.ShortLeadLagAggFunction, LeadLagAggFunction.StringLeadLagAggFunction, LeadLagAggFunction.TimeLeadLagAggFunction, LeadLagAggFunction.TimestampLeadLagAggFunction

Constructor Summary

Constructors

Constructor	Description
TimeLeadLagAggFunction(int operandCount)

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.LeadLagAggFunction

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 Details

TimeLeadLagAggFunction

public TimeLeadLagAggFunction(int operandCount)

Method Details

getResultType

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

Specified by:

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