Re: what is dual?

what is dummy?
what is cathar heresy?
what is google IPO?

On 30 May 2002 at 13:18, Lon White wrote:

> Wow, google is definately a verbose tool. However, Eric might be more
> interested in the following: "DUAL is a table automatically created by
> Oracle along with the data dictionary. DUAL is in the schema of the user
> SYS, but is accessible by the name DUAL to all users. It has one column,
> DUMMY, defined to be VARCHAR2(1), and contains one row with a value ’X’.
> Selecting from the DUAL table is useful for computing a constant expression
> with the SELECT statement. Because DUAL has only one row, the constant is
> returned only once. Alternatively, you can select a constant, pseudocolumn,
> or expression from any table, but the value will be returned as many times
> as there are rows in the table." As quoted by Oracle.
>
> Have Fun!
> Lon
>
> Stephane Faroult wrote:
>
> > "Eric D. Pierce" wrote:
> > >
> > > begin
> > > hallo
> > > what is dual?
> > > exit
> > >
> >
> > Quote :
> >
> > Dualism is a time-honored philosophical position which is exemplified
> > by:

...

> >
> > (more of it at
> > http://www.artsci.wustl.edu/~philos/MindDict/dualism.html).
> >
> > There is also, of course, (ahahaha, how could I forget it) Spinoza's
> > dual-aspect theory in which the unitary substance God is expressed in
> > the distinct modes of the mental and the physical.

...

-- 
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-- 
Author: Eric D. Pierce
  INET: eric_d_pierce_at_pacbell.net

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