Re: Replacing field values in MySQL - is there an easy way?

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Just use:

UPDATE table SET fld1= 'foobar' WHERE some-condition

or RTM... =)

.bobo


----- Original Message ----- 
From: "Ross Honniball" <ross@xxxxxxxxxxxxxxxxxxx>
To: <php-windows@xxxxxxxxxxxxx>
Sent: Tuesday, May 11, 2004 12:40 PM
Subject:  Replacing field values in MySQL - is there an easy way?


> This is really a mySQL question, not a php question.
>
> Say you just want to up-date (ie. REPLACE) the value of just one field
> within a mysql record with many fields.
>
> Is there a way to do it without tediously re-setting all the existing
field
> values?
>
> eg.
>
> You have a table with:
>
> fld-name  fld-value
> -------------------
> fld1      abc (PRIMARY KEY)
> fld2      def
> fld3      xzy
> fld4      whatever
>
> and you just want to change say fld4 to 'something else'.
>
> The only way I can see to do it is by tediously setting up a query like:
>
> REPLACE INTO table SET fld1='abc', fld2='def', fld3='xyz', fld4='something
> else'
>
> if you try and say :
>
> REPLACE INTO table SET fld1='abc', fld4='something else'
>
> it sets fld2 and fld3 to null :-(.
>
> Anyone know an easy way to get mysql to retain non-key values not
> explicitly set in a replace call?
>
> . Ross Honniball                  JCU Bookshop Cairns Supervisor
> . James Cook Uni, McGreggor Rd, Smithfield, Qld. 4878, Australia
> . Ph:07.4042.1157  Fx:07.4042.1158   Em:ross@xxxxxxxxxxxxxxxxxxx
> . There are no problems. Only solutions.
>
> -- 
> PHP Windows Mailing List (http://www.php.net/)
> To unsubscribe, visit: http://www.php.net/unsub.php
>
>
>

-- 
PHP Windows Mailing List (http://www.php.net/)
To unsubscribe, visit: http://www.php.net/unsub.php


[Index of Archives]     [PHP Home]     [PHP Users]     [PHP Database Programming]     [PHP Install]     [Kernel Newbies]     [Yosemite Forum]     [PHP Books]

  Powered by Linux