SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 2)
    Function accurateCastOrDefault (children 1)
     ExpressionList (children 2)
      Literal Float64_inf
      Literal \'UInt64\'
    Function accurateCastOrDefault (children 1)
     ExpressionList (children 3)
      Literal Float64_inf
      Literal \'UInt64\'
      Function toUInt64 (children 1)
       ExpressionList (children 1)
        Literal UInt64_5
