org.apache.flink.table.functions.hive

Class HiveFunction.HiveFunctionOutputStrategy

java.lang.Object

org.apache.flink.table.functions.hive.HiveFunction.HiveFunctionOutputStrategy

All Implemented Interfaces:

TypeStrategy

Enclosing interface:

HiveFunction<UDFType>

public static class HiveFunction.HiveFunctionOutputStrategy
extends Object
implements TypeStrategy

OutputTypeStrategy for Hive UDF, UDTF, UDAF.

Constructor Summary

Constructors

Constructor and Description
HiveFunctionOutputStrategy(HiveFunction<?> hiveFunction)

Method Summary

Modifier and Type	Method and Description
Optional<DataType>	inferType(CallContext callContext) Infers a type from the given function call.

Methods inherited from class java.lang.Object

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

Constructor Detail

HiveFunctionOutputStrategy

public HiveFunctionOutputStrategy(HiveFunction<?> hiveFunction)

Method Detail

inferType

public Optional<DataType> inferType(CallContext callContext)

Description copied from interface: TypeStrategy

Infers a type from the given function call.

Specified by:

inferType in interface TypeStrategy