Re: DIFFERENCE.....

From: Alan D. Mills <alanmNOSPAM_at_uk.europe.mcd.mot.com>
Date: Mon, 12 Oct 1998 11:52:38 +0100
Message-ID: <6vsn0i$m7j$1@schbbs.mot.com>

When used within SQL*Plus a single & will prompt you for a value on each occasion. Use of double && will only prompt you on the first, i.e,. use existing value. At least that's how I use it

--
Alan D. Mills

dvsingh1_at_my-dejanews.com wrote in message <6vsh4e$get$1_at_nnrp1.dejanews.com>...
>Hello..
>
> Could U please tell me the differences betwn..
>
> 1 '&variable_name' and '&&variable_name'
>
> 2 @filename and @@filename
>
>could U also tell when to use what....
>
>Thanks in Advance....
>Digendra
>
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Received on Mon Oct 12 1998 - 05:52:38 CDT