| 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 15:58:41 |
| Message-ID: | 200805091558.m49FwfF08872@momjian.us |
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| 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, I will work on it then.
--
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. +
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