Re: prefer (+) oracle notation

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От Claudio Jose Zanardi Grillo
Тема Re: prefer (+) oracle notation
Дата
Msg-id 39F0332B.557711BC@certi.ufsc.br
обсуждение исходный текст
Ответ на prefer (+) oracle notation  ("Edmar Wiggers" <edmar@brasmap.com>)
Список pgsql-general
Hi,

The Sybase notation for outer joins seems to be good too:

        *=
or
         =*

                                                            Claudio

Edmar Wiggers wrote:

> I'm not sure about the standard, but I really like Oracle's notation for
> foreign keys:
>
>         select a.item_number, b.group_code_description
>         from items a, group_codes b
>         where a.group_code = b.group_code (+);
>
> Much better than
>
>         select a.item_number, b.group_code_description
>         from items a outer join group_codes b on a.group_code = b.group_code;
>
> In fact, it's MUCH BETTER when you have to join several tables (one thing
> PgSQL is very good at, by the way).  In such cases, the seconde syntax
> requires an unreadable lot of ()'s in the from clause.
>
> Don't mean to throw away the standard though, but having Oracle's (+) syntax
> around too would be a big help.


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