SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function toUInt128 (children 1)
     ExpressionList (children 1)
      Function toUUID (children 1)
       ExpressionList (children 1)
        Literal \'00000000-0000-0000-0000-000000000000\'
