Re: best way to swap two records (computer details)

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От Gary Stainburn
Тема Re: best way to swap two records (computer details)
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Msg-id 200503231728.58173.gary.stainburn@ringways.co.uk
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Ответ на Re: best way to swap two records (computer details)  ("Greg Patnude" <gpatnude@hotmail.com>)
Ответы Re: best way to swap two records (computer details)  ("Michael Long" <mlong@datalong.com>)
Список pgsql-sql
On Friday 18 March 2005 4:32 pm, you wrote:
> How about a user defined function ???
>
> CREATE OR REPLACE FUNCTION harwareupdate(integer, integer) RETURNS
> BOOLEAN AS '
>
>     update pieces set p_name = \'LSALES1\', p_location = \'Mike
> Haley\', p_site = \'L\' where p_id = $1;
>
>     update pieces set p_name = \'SPARE\', p_location = \'spare\',
> p_site = \'L\'
>     where p_id = 2;
>

This isn't quite what I want.  I want to SWAP the p_name and p_location 
between the two records, not set them to static values.

Any help would be appreciated.
-- 
Gary Stainburn
This email does not contain private or confidential material as it
may be snooped on by interested government parties for unknown
and undisclosed purposes - Regulation of Investigatory Powers Act, 2000     



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