Re: More DROP COLUMN

From: Curt Sampson <cjs(at)cynic(dot)net>
To: Christopher Kings-Lynne <chriskl(at)familyhealth(dot)com(dot)au>
Cc: Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: More DROP COLUMN
Date: 2002-07-15 04:01:34
Message-ID: Pine.NEB.4.44.0207151259060.497-100000@angelic.cynic.net
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

On Mon, 15 Jul 2002, Christopher Kings-Lynne wrote:

> However, I'm not happy with the way dropped columns are renamed. I want to
> give them a name that no-one would ever want to use as a legit column name.
> ...
> We could name the fields "________dropped_x" sort of thing perhaps????

I suggest you _dropped_N_XXXXXXXXXXXXXXXX where "n" is that same
sequence number (1, 2, 3, etc.) and the Xs are the hexedecimal
representation of a 64-bit random number. So you'd get names like
"_dropped_2_719fe940a46eb39c".

This is easy to generate and highly unlikley to conflict with anything.

cjs
--
Curt Sampson <cjs(at)cynic(dot)net> +81 90 7737 2974 http://www.netbsd.org
Don't you know, in this new Dark Age, we're all light. --XTC

In response to

Browse pgsql-hackers by date

  From Date Subject
Next Message Christopher Kings-Lynne 2002-07-15 04:06:47 Re: More DROP COLUMN
Previous Message Tom Lane 2002-07-15 03:57:11 Re: More DROP COLUMN