Re: Row Migration

Geez, I didn't know you could do that.

Sheepishly,

Jared

On Friday 27 December 2002 03:38, Larry Elkins wrote:
> Someone asked in a back channel email if parallelism is used. The select
> portion of the update statement uses parallelism (though the updates
> themselves get serialized) through the use of an in-line join update (to
> avoid the second sub-query commonly used to constrain the rows being
> updated):
>
> Update (Select /*+ parallel hints */ ....
> From a,b
> Where a.key = b.key)
> Set a.col1 = b.col1,
> a.col2 = b.col2
> .....
>
> Regards,
>
> Larry G. Elkins
> elkinsl_at_flash.net
> 214.954.1781
>
> > -----Original Message-----
> > From: root_at_fatcity.com [mailto:root_at_fatcity.com]On Behalf Of Larry
> > Elkins
> > Sent: Thursday, December 26, 2002 6:09 PM
> > To: Multiple recipients of list ORACLE-L
> > Subject: Row Migration
> >
> >
> > Listers,
> >
> > 8.1.7.4 64 Bit Solaris
> >
> > Does row migration utilize DB File Sequential Reads on the table? Off the
> > top of my head I would expect so, but I've never tested something
> > like that
> > before.

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-- 
Author: Jared Still
  INET: jkstill_at_cybcon.com

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