Package org.apache.flink.table.runtime.functions.table

Class UnnestRowsFunction.CollectionUnnestTableFunction

java.lang.Object

org.apache.flink.table.functions.UserDefinedFunction

org.apache.flink.table.functions.TableFunction<T>

org.apache.flink.table.runtime.functions.table.BuiltInTableFunction<Object>

org.apache.flink.table.runtime.functions.table.UnnestRowsFunction.CollectionUnnestTableFunction

All Implemented Interfaces:

Serializable, org.apache.flink.table.functions.FunctionDefinition

Enclosing class:

UnnestRowsFunction

public static final class UnnestRowsFunction.CollectionUnnestTableFunction
extends BuiltInTableFunction<Object>

Table function that unwraps the elements of a collection (array or multiset).

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
CollectionUnnestTableFunction(org.apache.flink.table.functions.SpecializedFunction.SpecializedContext context, org.apache.flink.table.types.logical.LogicalType outputType, org.apache.flink.table.data.ArrayData.ElementGetter elementGetter)

Method Summary

Modifier and Type	Method	Description
void	eval(org.apache.flink.table.data.ArrayData arrayData)
void	eval(org.apache.flink.table.data.MapData mapData)
org.apache.flink.table.types.DataType	getOutputDataType()

Methods inherited from class org.apache.flink.table.runtime.functions.table.BuiltInTableFunction

getArgumentDataTypes, getRequirements, getTypeInference, isDeterministic

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

collect, finish, getKind, getParameterTypes, getResultType, setCollector

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 Details

CollectionUnnestTableFunction

public CollectionUnnestTableFunction(org.apache.flink.table.functions.SpecializedFunction.SpecializedContext context,
 org.apache.flink.table.types.logical.LogicalType outputType,
 org.apache.flink.table.data.ArrayData.ElementGetter elementGetter)

Method Details

eval

public void eval(org.apache.flink.table.data.ArrayData arrayData)

eval

public void eval(org.apache.flink.table.data.MapData mapData)

getOutputDataType

public org.apache.flink.table.types.DataType getOutputDataType()

Overrides:

getOutputDataType in class BuiltInTableFunction<Object>