From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
---|---|
To: | Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov> |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: cast from integer to money |
Date: | 2011-03-31 21:30:26 |
Message-ID: | AANLkTimVj+zHpSTmpAe7myvSxMxHy3w8j-bttUXyY0=S@mail.gmail.com |
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Lists: | pgsql-hackers |
On Thu, Mar 31, 2011 at 4:58 PM, Kevin Grittner
<Kevin(dot)Grittner(at)wicourts(dot)gov> wrote:
> Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>> On the open items list, we have:
>>
>> conversion from integer literals to money type
>> http://archives.postgresql.org/pgsql-testers/2011-01/msg00000.php
>>
>> What this is really complaining about is that we added a cast from
>> numeric to money, but not from integer to money. This isn't
>> really a bug: the fact that we added one cast doesn't oblige us to
>> add two. On the other hand, the change is probably harmless and
>> straightforward, and might reduce user confusion.
>
> There were reasonable arguments made why this could be a bad idea --
> primarily around the question of whether '395' represented $3.95 or
> $395.00.
That's not too hard to figure out, right? If 1.00 means $1.00, 1 had
better not mean $0.01, or there will be riots in the streets.
> Going the other way has issues with truncation of
> fractions and the number of digits which can be handled.
Notice I didn't propose that.
> I'm not
> convinced it's sane, and I feel strongly it's too late in the cycle
> to try to implement.
Fair enough. Any contrary votes?
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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