Re: cast from integer to money

From: "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov>
To: "Robert Haas" <robertmhaas(at)gmail(dot)com>
Cc: <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: cast from integer to money
Date: 2011-03-31 22:09:23
Message-ID: 4D94B543020000250003C090@gw.wicourts.gov
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Robert Haas <robertmhaas(at)gmail(dot)com> wrote:

>> 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.

If you're just talking about going in the one direction, I might be
persuaded that's sane, especially because of the case of literals,
and especially since there are currencies where fractional amounts
aren't used in the conventional representation.

-Kevin

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