Package org.apache.flink.table.planner.plan.rules.logical

Class RedundantRankNumberColumnRemoveRule

java.lang.Object
org.apache.calcite.plan.RelOptRule
org.apache.flink.table.planner.plan.rules.logical.RedundantRankNumberColumnRemoveRule
public class RedundantRankNumberColumnRemoveRule extends org.apache.calcite.plan.RelOptRule
Planner rule that removes the output column of rank number iff the rank number column is not used by successor calc.

  • Nested Class Summary

    Nested classes/interfaces inherited from class org.apache.calcite.plan.RelOptRule

    org.apache.calcite.plan.RelOptRule.ConverterRelOptRuleOperand

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final RedundantRankNumberColumnRemoveRule
    INSTANCE
     

    Fields inherited from class org.apache.calcite.plan.RelOptRule

    description, operands, relBuilderFactory

  • Constructor Summary

    Constructors
    Constructor
    Description
    RedundantRankNumberColumnRemoveRule()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    matches(org.apache.calcite.plan.RelOptRuleCall call)
     
    void
    onMatch(org.apache.calcite.plan.RelOptRuleCall call)
     

    Methods inherited from class org.apache.calcite.plan.RelOptRule

    any, convert, convert, convertList, convertOperand, convertOperand, equals, equals, getOperand, getOperands, getOutConvention, getOutTrait, hashCode, none, operand, operand, operand, operand, operand, operandJ, operandJ, some, toString, unordered

    Methods inherited from class java.lang.Object

    clone, finalize, getClass, notify, notifyAll, wait, wait, wait

  • Field Details

  • Constructor Details

    • RedundantRankNumberColumnRemoveRule

      public RedundantRankNumberColumnRemoveRule()

  • Method Details

    • matches

      public boolean matches(org.apache.calcite.plan.RelOptRuleCall call)
      Overrides:
      matches in class org.apache.calcite.plan.RelOptRule

    • onMatch

      public void onMatch(org.apache.calcite.plan.RelOptRuleCall call)
      Specified by:
      onMatch in class org.apache.calcite.plan.RelOptRule