Re: [SQL] Decimal precsion?
От | Bruce Momjian |
---|---|
Тема | Re: [SQL] Decimal precsion? |
Дата | |
Msg-id | 199910311318.IAA29940@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: [SQL] Decimal precsion? (wieck@debis.com (Jan Wieck)) |
Список | pgsql-sql |
> > However, the original message had DECIMAL(4,4) and he could insert 0.1, > > but not 0.0. > > The rounding is of course correct. Rounding 0.1234567 first > to 0.123457 and then cutting of to 0.1234 is finally cutting, > not rounding, and totally braindead. You only have to look at > the digit after the last significant one. In this case we > have 4 significant digits, so we must look at digit 5, > nothing else. Thus 0.1234500 is 0.1235 while 0.1234499 is > 0.1234 - end of story. > > The other one, not beeing able to insert 0.0, is surely a > bug. Would you please put it onto the TODO? Done: * insert of 0.0 into DECIMAL(4,4) field fails -- Bruce Momjian | http://www.op.net/~candle maillist@candle.pha.pa.us | (610) 853-3000+ If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania19026
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