org.apache.flink.table.types.inference.strategies

Class CollectTypeStrategy

java.lang.Object

org.apache.flink.table.types.inference.strategies.CollectTypeStrategy

All Implemented Interfaces:

TypeStrategy

@Internal
public class CollectTypeStrategy
extends Object
implements TypeStrategy

Type strategy that returns a DataTypes.MULTISET(DataType) with element type equal to the type of the first argument.

Constructor Summary

Constructors

Constructor and Description
CollectTypeStrategy()

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

CollectTypeStrategy

public CollectTypeStrategy()

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