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

类 LeadLagAggFunction.DateLeadLagAggFunction

java.lang.Object

org.apache.flink.table.functions.UserDefinedFunction

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

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

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

所有已实现的接口:

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

封闭类:

LeadLagAggFunction

public static class LeadLagAggFunction.DateLeadLagAggFunction
extends LeadLagAggFunction

DateLeadLagAggFunction.

另请参阅:

序列化表格

嵌套类概要

从类继承的嵌套类/接口 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

构造器概要

构造器

构造器和说明
DateLeadLagAggFunction(int operandCount)

方法概要

限定符和类型	方法和说明
org.apache.flink.table.types.DataType	getResultType() The result type of the function.

从类继承的方法 org.apache.flink.table.planner.functions.aggfunctions.LeadLagAggFunction

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

从类继承的方法 org.apache.flink.table.planner.functions.aggfunctions.DeclarativeAggregateFunction

getKind, getTypeInference, mergeOperand, mergeOperands, operand, operands

从类继承的方法 org.apache.flink.table.functions.UserDefinedFunction

close, functionIdentifier, open, toString

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

从接口继承的方法 org.apache.flink.table.functions.FunctionDefinition

getRequirements, isDeterministic

构造器详细资料

DateLeadLagAggFunction

public DateLeadLagAggFunction(int operandCount)

方法详细资料

getResultType

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

从类复制的说明: DeclarativeAggregateFunction

The result type of the function.

指定者:

getResultType 在类中 DeclarativeAggregateFunction