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

rukmini
----- Original Message ----- 
To: "Multiple recipients of list ORACLE-L" <[EMAIL PROTECTED]>
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 <[EMAIL PROTECTED]>
> 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
> > 
> > -- 
> > Please see the official ORACLE-L FAQ: http://www.orafaq.com
> > -- 
> > Author: Greg Moore
> >   INET: [EMAIL PROTECTED]
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> Please see the official ORACLE-L FAQ: http://www.orafaq.com
> -- 
> Author: Saurabh Sharma
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-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Rukmini Devi
  INET: [EMAIL PROTECTED]

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