Yes. This is a terribly annoying problem. Oh well, that's what happens when there's only one "number" type.
> -----Original Message----- > From: Sean A Corfield [mailto:[EMAIL PROTECTED]] > Sent: Tuesday, December 17, 2002 10:03 PM > To: CF-Talk > Subject: Re: mySQL equivalent of MS Access "Money" fieldtype? > > > On Tuesday, Dec 17, 2002, at 14:48 US/Pacific, Jochem van Dieten wrote: > > I believe the rounding baheviour of SQL is not specified to the point > > where you can say a priori that math will not introduce errors with any > > datatype. You always have to check the manual, because even with > > operations involving 2 exact numeric values the outcome is often > > implementation-defined. > > Actually, although this was exactly my point (use a binary integer for > cents), you have reminded me of a slight problem for us CFers: namely > that CF doesn't actually have a binary integer type but uses "numeric" > instead which is inherently floating point... :( > > Moral: if you're really doing heavy math in pennies and can't risk any > rounding errors, you'll need to use Java and code the formulae in int > or long types! > > Sean A Corfield -- Director, Architecture > Web Technology Group -- Macromedia, Inc. > tel: (415) 252-2287 -- cell: (415) 717-8473 > aim: seancorfield -- http://www.macromedia.com > An Architect's View -- http://www.corfield.org/blog/ > > Introducing Macromedia Contribute. Web publishing for everyone. > Learn more at http://www.macromedia.com/contribute > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Archives: http://www.houseoffusion.com/cf_lists/index.cfm?forumid=4 Subscription: http://www.houseoffusion.com/cf_lists/index.cfm?method=subscribe&forumid=4 FAQ: http://www.thenetprofits.co.uk/coldfusion/faq Get the mailserver that powers this list at http://www.coolfusion.com
