SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function round (children 1)
     ExpressionList (children 2)
      Function arrayProduct (children 1)
       ExpressionList (children 1)
        Function array (children 1)
         ExpressionList (children 2)
          Function CAST (children 1)
           ExpressionList (children 2)
            Literal \'1.2\'
            Literal \'Decimal(60, 30)\'
          Function CAST (children 1)
           ExpressionList (children 2)
            Literal \'3.45\'
            Literal \'Decimal(61, 29)\'
      Literal UInt64_6
