Re: Extending my question. Was: The relational model and relational algebra - why did SQL become the industry standard?

From: Lauri Pietarinen <lauri.pietarinen_at_atbusiness.com>
Date: Thu, 06 Mar 2003 23:25:26 +0200
Message-ID: <3E67BCC6.4000207_at_atbusiness.com>


Lauri Pietarinen wrote:

Small typo

>-- "set" version
>SELECT AVG'( fx, count )
> FROM (
> SELECT F(x) as fx, count(*) as count
> FROM X
> GROUP BY x )
>

should have been:

SELECT AVG'( fx, count )
  FROM (
    SELECT F(x) as fx, count(*) as count

      FROM X
      GROUP BY F(x) )
Received on Thu Mar 06 2003 - 22:25:26 CET

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