SelectWithUnionQuery (children 2)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 8)
    Literal UInt64_42 (alias num)
    Literal Array_[UInt64_42, UInt64_42] (alias arr)
    Literal Array_[Array_[Array_[UInt64_42, UInt64_42], Array_[UInt64_42, UInt64_42]], Array_[Array_[UInt64_42, UInt64_42]]] (alias nested_arr)
    Function CAST (alias tuple) (children 1)
     ExpressionList (children 2)
      Function tuple (children 1)
       ExpressionList (children 2)
        Literal UInt64_42
        Literal UInt64_42
      Literal \'Tuple(a UInt32, b UInt32)\'
    Function CAST (alias nested_tuple) (children 1)
     ExpressionList (children 2)
      Function tuple (children 1)
       ExpressionList (children 2)
        Function tuple (children 1)
         ExpressionList (children 2)
          Function tuple (children 1)
           ExpressionList (children 2)
            Literal UInt64_42
            Literal UInt64_42
          Literal UInt64_42
        Literal UInt64_42
      Literal \'Tuple(a Tuple(b Tuple(c UInt32, d UInt32), e UInt32), f UInt32)\'
    Function map (alias map) (children 1)
     ExpressionList (children 4)
      Literal UInt64_42
      Literal UInt64_42
      Literal UInt64_24
      Literal UInt64_24
    Function map (alias nested_map) (children 1)
     ExpressionList (children 2)
      Literal UInt64_42
      Function map (children 1)
       ExpressionList (children 2)
        Literal UInt64_42
        Function map (children 1)
         ExpressionList (children 2)
          Literal UInt64_42
          Literal UInt64_42
    Function CAST (alias nested_types) (children 1)
     ExpressionList (children 2)
      Function array (children 1)
       ExpressionList (children 2)
        Function tuple (children 1)
         ExpressionList (children 2)
          Function map (children 1)
           ExpressionList (children 2)
            Literal UInt64_42
            Literal UInt64_42
          Literal Array_[UInt64_42, UInt64_42]
        Function tuple (children 1)
         ExpressionList (children 2)
          Function map (children 1)
           ExpressionList (children 2)
            Literal UInt64_42
            Literal UInt64_42
          Literal Array_[UInt64_42, UInt64_42]
      Literal \'Array(Tuple(Map(UInt32, UInt32), Array(UInt32)))\'
 Identifier PrettyNDJSON