RE: [SQL] OUTER JOINS

From: Michael J Davis <michael(dot)j(dot)davis(at)tvguide(dot)com>
To: "'J_Shevland(at)TurnAround(dot)com(dot)au'" <J_Shevland(at)TurnAround(dot)com(dot)au>
Cc: "'pgsql-sql(at)postgreSQL(dot)org'" <pgsql-sql(at)postgreSQL(dot)org>
Subject: RE: [SQL] OUTER JOINS
Date: 1999-04-20 05:30:04
Message-ID: 93C04F1F5173D211A27900105AA8FCFC1453E5@lambic.prevuenet.com
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I don't think outer joins are planned for 6.5. Possibly 6.6?

-----Original Message-----
From: Joe Shevland [SMTP:J_Shevland(at)TurnAround(dot)com(dot)au]
Sent: Monday, April 19, 1999 9:33 PM
To: Michael J Davis
Cc: 'pgsql-sql(at)postgreSQL(dot)org'
Subject: Re: [SQL] OUTER JOINS

Aha, I was wondering where they were dredged from :) Is 6.5 going to
support OJ's?

Michael J Davis wrote:
>
> *= and =* are Oracle syntax for outer joins.
>
> -----Original Message-----
> From: Dan Janowski [SMTP:danj(at)3skel(dot)com]
> Sent: Monday, April 19, 1999 7:27 AM
> To: J_Shevland(at)TurnAround(dot)com(dot)au
> Cc: pgsql-sql(at)postgreSQL(dot)org
> Subject: Re: [SQL] OUTER JOINS
>
> Thanks for giving it a stab. Looking at the
available
> operators,
> there is no =* or *= ops available. Although I am
curious
> where it
> comes from.
>
> Dan
>
> Joe Shevland wrote:
> > ...
> > select t1.value from table_one t1, table_two t2
where
> t1.key = t2.key;
> >
> > So this would be a straight LEFT join in my
understanding.
> Now, I'm
> > venturing beyond my experience with PostgreSQL
here, but
> you may be able
> > to use the associated SQL syntaxes:
> >
> > select ... where t1.key *= t2.key
> > select ... where t1.key =* t2.key
> > ...
> >
> > Dan Janowski wrote:
> > >
> > > I've looked through the docs and mail lists
but I am
> coming
> > > up short on references for LEFT/RIGHT/FULL
OUTER JOIN
> > > avalability
> > > or functional workarounds. It seems that
PostgreSQL does
> > > not have it.
> > >
> > > Any recommendations on how to aproximate the
> functionality?
> > >
> > > As a curiosity, is there a problem with
supporting these
> > > OUTER joins or is it merely on the list?
> > >
>
> --
> Dan Janowski danj(at)3skel(dot)com Triskelion
Systems,
> Inc. Bronx, NY

--
---------------------------------------------
,-._|\ | Joe Shevland
/ \ | Principal Consultant
\_,--._/ | Turnaround Solutions Pty. Ltd.
v | http://www.TurnAround.com.au
---------------------------------------------
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