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

Class ArrayElementTypeStrategy

java.lang.Object

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

All Implemented Interfaces:

TypeStrategy

@Internal
public final class ArrayElementTypeStrategy
extends Object
implements TypeStrategy

Returns the element of an LogicalTypeFamily.COLLECTION type.

Constructor Summary

Constructors

Constructor and Description
ArrayElementTypeStrategy()

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

ArrayElementTypeStrategy

public ArrayElementTypeStrategy()

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