SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function generateRandom (children 1)
       ExpressionList (children 2)
        Function generateRandomStructure (children 1)
         ExpressionList (children 2)
          Literal UInt64_5
          Literal UInt64_42
        Literal UInt64_42
   Literal UInt64_1
