Re: BUG #14064: Sort order of bytea, etc. not defined

Поиск
Список
Период
Сортировка
От Chris Pacejo
Тема Re: BUG #14064: Sort order of bytea, etc. not defined
Дата
Msg-id CAC8iE5jkUyo-Kmzh-FzLQzpe6TOLnhSgJbJw8FmHto5GbK=PbQ@mail.gmail.com
обсуждение исходный текст
Ответ на Re: BUG #14064: Sort order of bytea, etc. not defined  (Pavel Golub <pavel@microolap.com>)
Список pgsql-bugs
I'm not sure I understand? I know the data is bytea, how would casting it
to another type help? (I don't think casting bytea is even possible?)
On May 4, 2016 2:16 AM, "Pavel Golub" <pavel@microolap.com> wrote:

> Hello, Cpacejo.
>
> You wrote:
>
> ccc> The following bug has been logged on the website:
>
> ccc> Bug reference:      14064
> ccc> Logged by:          Chris Pacejo
> ccc> Email address:      cpacejo@clearskydata.com
> ccc> PostgreSQL version: 9.5.2
> ccc> Operating system:   any
> ccc> Description:
>
> ccc> The documentation does not define (nor call out as undefined) the
> sort order
> ccc> of bytea, bit varying, and other sequence types.  While the bytea
> sort order
> ccc> is unsurprising (a < b if a is a prefix of b, but b > a if a prefix
> of b >
> ccc> the same length prefix of a), it is not the only such "unsurprising"
> sort
> ccc> order, and it would be helpful to have the guarantee that this sort
> order
> ccc> can be relied upon (especially in concert with range types).
>
>
>
> You shouls use explicit type casting for such types.
>
> --
> With best wishes,
>  Pavel                          mailto:pavel@gf.microolap.com
>
>

В списке pgsql-bugs по дате отправления:

Предыдущее
От: Michael Paquier
Дата:
Сообщение: Re: BUG #14125: when master set tablespace,slave recovery xlog pending
Следующее
От: John McKown
Дата:
Сообщение: Re: BUG #14121: Constraint UNIQUE