|
database
newsgroups
|
|||||||||||||||||||||||
|
|||||||||||||||||||||||
Qty - decimal, money, or ...Precision should have been specified in a requirements document. If that's
what you're working on, then you need to consider what things are to be quantified. Are they inventory items that are purchased and sold in individual packages? Are they purchased or sold by weight? By volume? Remember that if you use a float data type that you must account for rounding errors in calculations, which usually involves adding additional code and invites the possibility that a programmer will fail to add that code. Show quote "Rock" <R***@discussions.microsoft.com> wrote in message news:3F994D97-A01B-48B2-B555-510FF25A9DF2@microsoft.com... > which data type will be the best for the qty column? > > - R On Fri, 17 Feb 2006 01:30:27 -0800, "Rock"
<R***@discussions.microsoft.com> wrote: >which data type will be the best for the qty column? If it is always a whole number 3, 1534, 65432, then I use the> >- R appropriately sized version of Int (generally int, possibly bigint). If it is a decimal fraction of known size, say 145.75 I would use Decimal. If it is a decimal fraction that has to be more flexible, then float may be required, but take Brian's warning to heart if you go that way. Roy |
|||||||||||||||||||||||