| From: | The Hermit Hacker <scrappy(at)hub(dot)org> |
|---|---|
| To: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
| Cc: | Don Baccus <dhogaza(at)pacifier(dot)com>, "Ansley, Michael" <Michael(dot)Ansley(at)intec(dot)co(dot)za>, "'Rod Chamberlin '" <rod(at)querix(dot)com>, "'pgsql-hackers(at)postgreSQL(dot)org '" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [HACKERS] Enhancing PGSQL to be compatible with Informix SQL |
| Date: | 2000-01-07 04:00:41 |
| Message-ID: | Pine.BSF.4.21.0001070000100.18498-100000@thelab.hub.org |
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| Lists: | pgsql-hackers |
On Thu, 6 Jan 2000, Bruce Momjian wrote:
> > select ...
> > from t1 inner join t4 on t1.x=t4.x,
> > t2 left outer join t1
> > on t2.y=t1.y and
> > (t1.start_date between t2.start_date and t1.start_date),
> > t3 left outer join t1 on t3.x=t1.x and t3.y = t1.y;
>
> Let's be honest, folks. This is almost unreadable. I think we will
> need some simpler way to access _outer_ in addition to the ANSI way.
>
> I can't imagine how I would answer a question: "How do I do an ANSI
> outer join". It would need its own FAQ page.
How do the "books" talk about JOINs? What is the semi-standard syntax
that is generally used in samples?
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