Package org.apache.flink.table.sources

Class CsvTableSource.CsvLookupFunction

java.lang.Object
org.apache.flink.table.functions.UserDefinedFunction
org.apache.flink.table.functions.TableFunction<org.apache.flink.types.Row>
org.apache.flink.table.sources.CsvTableSource.CsvLookupFunction
All Implemented Interfaces:
Serializable, org.apache.flink.table.functions.FunctionDefinition
Enclosing class:
CsvTableSource
@Internal public static class CsvTableSource.CsvLookupFunction extends org.apache.flink.table.functions.TableFunction<org.apache.flink.types.Row>
LookupFunction to support lookup in CsvTableSource.
See Also:

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    close()
     
    void
    eval(Object... values)
     
    org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.types.Row>
    getResultType()
     
    void
    open(org.apache.flink.table.functions.FunctionContext context)
     

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

    collect, finish, getKind, getParameterTypes, getTypeInference, setCollector

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

    functionIdentifier, 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

    getRequirements, isDeterministic, supportsConstantFolding

  • Method Details

    • getResultType

      public org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.types.Row> getResultType()
      Overrides:
      getResultType in class org.apache.flink.table.functions.TableFunction<org.apache.flink.types.Row>

    • open

      public void open(org.apache.flink.table.functions.FunctionContext context) throws Exception
      Overrides:
      open in class org.apache.flink.table.functions.UserDefinedFunction
      Throws:
      Exception

    • eval

      public void eval(Object... values)

    • close

      public void close() throws Exception
      Overrides:
      close in class org.apache.flink.table.functions.UserDefinedFunction
      Throws:
      Exception