Re: dividing money by money - Mailing list pgsql-hackers

From Tom Lane
Subject Re: dividing money by money
Date
Msg-id 8193.1279377554@sss.pgh.pa.us
Whole thread Raw
In response to Re: dividing money by money  (Peter Eisentraut <peter_e@gmx.net>)
List pgsql-hackers
Peter Eisentraut <peter_e@gmx.net> writes:
> On fre, 2010-07-16 at 10:31 -0400, Tom Lane wrote:
>> The other argument that I found convincing was that if the
>> operator was defined to yield numeric, people might think that
>> the result was exact ... which of course it won't be, either way.
>> Choosing float8 helps to remind the user it's an approximate quotient.

> Why is it approximate?  Aren't money values really integers?

1/3 is going to yield an approximate result either way.
        regards, tom lane


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