Re: Chatter on DROP SOMETHING IF EXISTS

Jim Nasby <jim@nasby.net>

From: "Jim C. Nasby" <jim@nasby.net>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Peter Eisentraut <peter_e@gmx.net>, Andrew Dunstan <andrew@dunslane.net>, pgsql-hackers@postgresql.org
Date: 2007-02-15T21:10:41Z
Lists: pgsql-hackers
On Thu, Feb 08, 2007 at 01:54:13PM -0500, Tom Lane wrote:
> Peter Eisentraut <peter_e@gmx.net> writes:
> > I'm honestly looking for some practical use of this.  We have debated 
> > other NOTICE messages over the years, but they at least tell you 
> > something you can use after the command.
> 
> The objection I had to the original patch (which didn't return a notice)
> was that this seemed actively misleading:
> 
> 	foo=> DROP TABLE IF EXISTS not_there;
> 	DROP TABLE
> 	foo=>
> 
> I would be satisfied if the returned command tag were something else,
> maybe "NO OPERATION".

"TABLE blah DID NOT EXIST" might be less confusing...
-- 
Jim Nasby                                            jim@nasby.net
EnterpriseDB      http://enterprisedb.com      512.569.9461 (cell)