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

Class UnnestRowsFunction.MapUnnestTableFunction

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.MapUnnestTableFunction
All Implemented Interfaces:
Serializable, org.apache.flink.table.functions.FunctionDefinition
Enclosing class:
UnnestRowsFunction
public static final class UnnestRowsFunction.MapUnnestTableFunction extends BuiltInTableFunction<Object>
Table function that unwraps the elements of a map.
See Also:

  • Constructor Summary

    Constructors
    Constructor
    Description
    MapUnnestTableFunction(org.apache.flink.table.functions.SpecializedFunction.SpecializedContext context, org.apache.flink.table.types.logical.LogicalType outputType, org.apache.flink.table.data.ArrayData.ElementGetter keyGetter, org.apache.flink.table.data.ArrayData.ElementGetter valueGetter)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    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

    • MapUnnestTableFunction

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

  • Method Details

    • 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>