SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 2)
    Function accurateCastOrDefault (children 1)
     ExpressionList (children 2)
      Literal UInt64_10
      Literal \'Decimal32(9)\'
    Function accurateCastOrDefault (children 1)
     ExpressionList (children 3)
      Literal UInt64_10
      Literal \'Decimal32(9)\'
      Function toDecimal32 (children 1)
       ExpressionList (children 2)
        Literal UInt64_2
        Literal UInt64_9
