Re: delete queires

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От Ross J. Reedstrom
Тема Re: delete queires
Дата
Msg-id 20011029113537.C21886@rice.edu
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Ответ на delete queires  ("stephen" <stephen.hubbard@btinternet.com>)
Список pgsql-sql
On Sat, Oct 27, 2001 at 10:13:10PM +0100, stephen wrote:
> i was wondering if it's possible to make a delete query to delete only one of the two fields in a table.  I have
triedonly putting that field as the "from" but it still deletes the other field also?
 

Steve,

If I understand your question, you don't want a DELETE, you want an UPDATE,
where you set one field to NULL (or other vaule you're using to indicate
an absence of information).

Examples of what you want to do are always best.

Ross

-- 
Ross Reedstrom, Ph.D.                                 reedstrm@rice.edu
Executive Director                                  phone: 713-348-6166
Gulf Coast Consortium for Bioinformatics              fax: 713-348-6182
Rice University MS-39
Houston, TX 77005


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