Re: More on Database cells, and other terminology

From: Kenneth Downs <knode.wants.this_at_see.sigblock>
Date: Tue, 09 May 2006 13:28:53 -0400
Message-Id: <7407j3-sqi.ln1@pluto.downsfam.net>

Bill Karwin wrote:

> Bob Badour wrote:

>> More important is the ignorant assertion that the dbms cannot derive
>> data, which is exactly what views do.

>
> There is also a sort of column-level view concept in InterBase/Firebird.
> You can define a column and in place of the datatype you say "COMPUTED
> BY" and give an expression, which may reference other columns in the
> table. You can do the same thing in any individual query, but this
> virtual column is stored in the schema.
>

Methinks SQL server has this as well. I remember looking at it and being unimpressed because the formula could not even reference other computed values.

-- 
Kenneth Downs
Secure Data Software, Inc.
(Ken)nneth@(Sec)ure(Dat)a(.com)

Received on Tue May 09 2006 - 12:28:53 CDT