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

Class CommonTypeStrategy

java.lang.Object

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

All Implemented Interfaces:

TypeStrategy

@Internal
public final class CommonTypeStrategy
extends Object
implements TypeStrategy

Type strategy that returns a common, least restrictive type of all arguments.

Constructor Summary

Constructors

Constructor and Description
CommonTypeStrategy()

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
int	hashCode()
Optional<DataType>	inferType(CallContext callContext) Infers a type from the given function call.

Methods inherited from class java.lang.Object

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

Constructor Detail

CommonTypeStrategy

public CommonTypeStrategy()

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

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object