Re: 4 join methods?

1. Equi-join 2. Self-join 3. Outer-join 4. Hash-join

rukmini
----- Original Message -----
To: "Multiple recipients of list ORACLE-L" <ORACLE-L_at_fatcity.com> Sent: Thursday, May 31, 2001 11:20 AM

> i feel the fourth one is self join.
>
> ----- Original Message -----
> To: Multiple recipients of list ORACLE-L <ORACLE-L_at_fatcity.com>
> Sent: Thursday, May 31, 2001 8:10 AM
>
>
> > Hi,
> >
> > I just read there are four join methods. I know three:
> >
> > Nested loops
> > Sort merge
> > Hash join
> >
> > What's the fourth?
> >
> > - Greg
> >
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> > Author: Greg Moore
> > INET: sqlgreg_at_pacbell.net
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-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Rukmini Devi
  INET: rukmini_at_indbrain.com

Fat City Network Services    -- (858) 538-5051  FAX: (858) 538-5051
San Diego, California        -- Public Internet access / Mailing Lists
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