class BeamSqlMathBinaryExpression extends BeamSqlExpression {

  @Override
  public boolean accept() {
    return numberOfOperands() == 2 && isOperandNumeric(opType(0)) && isOperandNumeric(opType(1));
  }

  public  BeamSqlMathBinaryExpression(List<BeamSqlExpression> operands, SqlTypeName outputType);

}