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

Class ArraySliceFunction

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.ArraySliceFunction

All Implemented Interfaces:

Serializable, FunctionDefinition

@Internal
public class ArraySliceFunction
extends BuiltInScalarFunction

Implementation of BuiltInFunctionDefinitions.ARRAY_SLICE.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ArraySliceFunction(SpecializedFunction.SpecializedContext context)

Method Summary

Modifier and Type	Method and Description
ArrayData	eval(ArrayData array, Integer start)
ArrayData	eval(ArrayData array, Integer start, Integer end)

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

ArraySliceFunction

public ArraySliceFunction(SpecializedFunction.SpecializedContext context)

Method Detail

eval

@Nullable
public ArrayData eval(@Nullable
                                ArrayData array,
                                @Nullable
                                Integer start,
                                @Nullable
                                Integer end)

eval

@Nullable
public ArrayData eval(@Nullable
                                ArrayData array,
                                @Nullable
                                Integer start)