Skip site navigation (1) Skip section navigation (2)

Re: search and replace possible on SQL?

From: Jens Hartwig <jhartwig(at)debis(dot)com>
To: pgsql-sql(at)postgresql(dot)org
Subject: Re: search and replace possible on SQL?
Date: 2000-11-16 15:27:33
Message-ID: 3A13FCE5.CAECBA6E@debis.com (view raw or flat)
Thread:
Lists: 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(at)earthling(dot)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
---------------------------------------------
debis Systemhaus GEI mbH
10875 Berlin
Tel.     : +49 (0)30 2554-3282
Fax      : +49 (0)30 2554-3187
Mobil    : +49 (0)170 167-2648
E-Mail   : jhartwig(at)debis(dot)com
=============================================

In response to

pgsql-sql by date

Next:From: turing2000Date: 2000-11-16 16:27:59
Subject:
Previous:From: Bruno BoettcherDate: 2000-11-16 15:21:03
Subject: search and replace possible on SQL?

Privacy Policy | About PostgreSQL
Copyright © 1996-2014 The PostgreSQL Global Development Group