SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function toString (children 1)
     ExpressionList (children 2)
      Literal \'0000-00-00 00:00:000000-00-00 00:00:00\'
      Function toDateTime64 (children 1)
       ExpressionList (children 1)
        Function toDateTime64 (children 1)
         ExpressionList (children 3)
          Literal \'655.36\'
          Literal Int64_-2
          Literal NULL