Examples of plan_runner.expressions.ValueExpression

plan_runner.expressions.ValueExpression


      final String fnName = function.getName();
      if (fnName.equalsIgnoreCase("EXTRACT_YEAR")) {
        if (numParams != 1)
          throw new RuntimeException("EXTRACT_YEAR function has exactly one parameter!");
        final ValueExpression expr = expressions.get(0);
        final ValueExpression ve = new IntegerYearFromDate(expr);
        _exprStack.push(ve);
      }
    }
  }

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      expr.accept(this);
  }


  @Override
  public void visit(LongValue lv) {
    final ValueExpression ve = new ValueSpecification(_lc, lv.getValue());
    _exprStack.push(ve);
  }

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  public void visit(Multiplication m) {
    if (!isRecognized(m)) {
      // normal call
      visitBinaryOperation(m);


      final ValueExpression right = _exprStack.pop();
      final ValueExpression left = _exprStack.pop();


      final ValueExpression add = new plan_runner.expressions.Multiplication(left, right);
      _exprStack.push(add);
    }
  }

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      prnths.getExpression().accept(this);
  }


  @Override
  public void visit(StringValue sv) {
    final ValueExpression ve = new ValueSpecification(_sc, sv.getValue());
    _exprStack.push(ve);
  }

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  public void visit(Subtraction s) {
    if (!isRecognized(s)) {
      // normal call
      visitBinaryOperation(s);


      final ValueExpression right = _exprStack.pop();
      final ValueExpression left = _exprStack.pop();


      final ValueExpression add = new plan_runner.expressions.Subtraction(left, right);
      _exprStack.push(add);
    }
  }

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   */
  @Override
  public void visit(Addition adtn) {
    visitBinaryOperation(adtn);


    final ValueExpression right = _exprStack.pop();
    final ValueExpression left = _exprStack.pop();


    final ValueExpression add = new plan_runner.expressions.Addition(left, right);
    _exprStack.push(add);
  }

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          _tan));


      // extract the position (index) of the required column
      final int position = _it.getColumnIndex(column, _affectedComponent);


      final ValueExpression ve = new ColumnReference(tc, position);
      _exprStack.push(ve);
    } else
      throw new NotFromMyBranchException();
  }

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    throw new UnsupportedOperationException("Not supported yet.");
  }


  @Override
  public void visit(DateValue dv) {
    final ValueExpression ve = new ValueSpecification(_dateConv, dv.getValue());
    _exprStack.push(ve);
  }

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  @Override
  public void visit(Division dvsn) {
    visitBinaryOperation(dvsn);


    final ValueExpression right = _exprStack.pop();
    final ValueExpression left = _exprStack.pop();


    final ValueExpression division = new plan_runner.expressions.Division(left, right);
    _exprStack.push(division);
  }

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  // all of ValueSpecifications (constants) guarantee we have some expressions
  // in join conditions
  @Override
  public void visit(DoubleValue dv) {
    final ValueExpression ve = new ValueSpecification(_dblConv, dv.getValue());
    _exprStack.push(ve);
  }

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plan_runner.query_plans.ThetaTPCH7Plan

plan_runner.query_plans.ThetaTPCH8Plan

plan_runner.query_plans.TPCH7Plan

plan_runner.query_plans.TPCH8Plan

plan_runner.thetajoin.predicate_analyser.PredicateAnalyser

plan_runner.visitors.PredicateUpdateIndexesVisitor

sql.visitors.squall.IndexJoinHashVisitor

sql.visitors.squall.IndexSelectItemsVisitor

sql.visitors.squall.IndexWhereVisitor

sql.visitors.squall.NameJoinHashVisitor

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