org.apache.flink.table.runtime.functions.scalar

Class MapFromArraysFunction

java.lang.Object

org.apache.flink.table.functions.UserDefinedFunction

org.apache.flink.table.functions.ScalarFunction

org.apache.flink.table.runtime.functions.scalar.BuiltInScalarFunction

org.apache.flink.table.runtime.functions.scalar.MapFromArraysFunction

All Implemented Interfaces:

Serializable, FunctionDefinition

@Internal
public class MapFromArraysFunction
extends BuiltInScalarFunction

Implementation of BuiltInFunctionDefinitions.MAP_FROM_ARRAYS.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
MapFromArraysFunction(SpecializedFunction.SpecializedContext context)

Method Summary

Modifier and Type	Method and Description
MapData	eval(ArrayData keysArray, ArrayData valuesArray)

Methods inherited from class org.apache.flink.table.runtime.functions.scalar.BuiltInScalarFunction

getArgumentDataTypes, getOutputDataType, getRequirements, getTypeInference, isDeterministic

Methods inherited from class org.apache.flink.table.functions.ScalarFunction

getKind, getParameterTypes, getResultType

Methods inherited from class org.apache.flink.table.functions.UserDefinedFunction

close, functionIdentifier, open, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.table.functions.FunctionDefinition

supportsConstantFolding

Constructor Detail

MapFromArraysFunction

public MapFromArraysFunction(SpecializedFunction.SpecializedContext context)

Method Detail

eval

@Nullable
public MapData eval(@Nullable
                              ArrayData keysArray,
                              @Nullable
                              ArrayData valuesArray)