Re: search and replace possible on SQL? - Mailing list pgsql-sql

From Jens Hartwig
Subject Re: search and replace possible on SQL?
Date
Msg-id 3A13FCE5.CAECBA6E@debis.com
Whole thread Raw
In response to search and replace possible on SQL?  (Bruno Boettcher <bboett@erm1.u-strasbg.fr>)
List pgsql-sql
Hello Bruno,

try the following:
 UPDATE journal SET description = 'Add '||description WHERE description LIKE '%PSF%;

Is this what you wanted?

Best regards, Jens Hartwig

Bruno Boettcher schrieb:
> 
> hello,
> 
> again fiddling around with SQL...
> wanted to loop over the Base search for Strings beginning with a
> sequence and replace that sequence with another one.....
> 
> tryed the following:
> update journal set description='Add '||(select id description from
> journal subq where subq.description like '%PSF%').description where id=
> subq.id;
> 
> but evidently it didn't parsed :D
> 
> so the questions are:
> 
> can i make somehow a subquery and reuse the colums ? the system tryed
> above doesnt seem satisfying .....
> 
> is there a way to achieve above functionality, or do i have to write a
> frontend to make this?
> 
> in fact what i want to do using perl syntax:
> $temp="Add ".$1 if /(PSF.*)$/;
> 
> --
> ciao bboett
> ==============================================================
> bboett@earthling.net
> http://inforezo.u-strasbg.fr/~bboett http://erm1.u-strasbg.fr/~bboett
> ===============================================================
> the total amount of intelligence on earth is constant.
> human population is growing....

=============================================
Jens Hartwig
---------------------------------------------
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