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

Re: pgsql: Have numeric 0 ^ 4.3 return 1, rather than an error, and have 0 ^

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Simon Riggs <simon(at)2ndquadrant(dot)com>, pgsql-committers(at)postgresql(dot)org
Subject: Re: pgsql: Have numeric 0 ^ 4.3 return 1, rather than an error, and have 0 ^
Date: 2008-05-09 21:32:26
Message-ID: 200805092132.m49LWQs08097@momjian.us (view raw or flat)
Thread:
Lists: pgsql-committers
Tom Lane wrote:
> Bruce Momjian <bruce(at)momjian(dot)us> writes:
> >> b) If VB is 0 (zero) and VE is negative, then an exception condition is
> >> raised: data exception  invalid argument for power function.
> 
> > Well, this indicates we shouldn't return "zero raised to a negative
> > power is undefined", but rather the power error we are giving now, or
> > are you saying we should return the "power" error code but an error
> > message mentioning zero?
> 
> The spec says what the SQLSTATE code should be.   We have always felt
> free to word the message text more specifically than that, though.

OK, error wording updated, attached, and applied.

-- 
  Bruce Momjian  <bruce(at)momjian(dot)us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + If your life is a hard drive, Christ can be your backup. +

Attachment: /rtmp/diff
Description: text/x-diff (2.9 KB)

In response to

pgsql-committers by date

Next:From: User DojDate: 2008-05-09 22:04:08
Subject: pg-toolbox - pg-toolbox: Imported Sources
Previous:From: Bruce MomjianDate: 2008-05-09 21:31:23
Subject: pgsql: Adjust power() error messages to be more descriptive.

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