Package org.apache.flink.table.runtime.operators.join

Class OuterJoinPaddingUtil

java.lang.Object
org.apache.flink.table.runtime.operators.join.OuterJoinPaddingUtil
All Implemented Interfaces:
Serializable
public class OuterJoinPaddingUtil extends Object implements Serializable
An utility to generate reusable padding results for outer joins.
See Also:

  • Constructor Summary

    Constructors
    Constructor
    Description
    OuterJoinPaddingUtil(int leftArity, int rightArity)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    final org.apache.flink.table.data.RowData
    padLeft(org.apache.flink.table.data.RowData leftRow)
    Returns a padding result with the given left row.
    final org.apache.flink.table.data.RowData
    padRight(org.apache.flink.table.data.RowData rightRow)
    Returns a padding result with the given right row.

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • OuterJoinPaddingUtil

      public OuterJoinPaddingUtil(int leftArity, int rightArity)

  • Method Details

    • padRight

      public final org.apache.flink.table.data.RowData padRight(org.apache.flink.table.data.RowData rightRow)
      Returns a padding result with the given right row.
      Parameters:
      rightRow - the right row to pad
      Returns:
      the reusable null padding result

    • padLeft

      public final org.apache.flink.table.data.RowData padLeft(org.apache.flink.table.data.RowData leftRow)
      Returns a padding result with the given left row.
      Parameters:
      leftRow - the left row to pad
      Returns:
      the reusable null padding result