Re: PostgresSQL 10 | Driver 42.2.5 | Float Conversion Issue
| От | David G. Johnston |
|---|---|
| Тема | Re: PostgresSQL 10 | Driver 42.2.5 | Float Conversion Issue |
| Дата | |
| Msg-id | CAKFQuwYa=VsYuhCYEn+jCWc_s52h-oOVRzL696iQSJKHHbELOg@mail.gmail.com обсуждение исходный текст |
| Ответ на | Re: PostgresSQL 10 | Driver 42.2.5 | Float Conversion Issue (Andreas Joseph Krogh <andreas@visena.com>) |
| Ответы |
Re: PostgresSQL 10 | Driver 42.2.5 | Float Conversion Issue
Re: PostgresSQL 10 | Driver 42.2.5 | Float Conversion Issue |
| Список | pgsql-jdbc |
On Tuesday, October 20, 2020, Andreas Joseph Krogh <andreas@visena.com> wrote:
På tirsdag 20. oktober 2020 kl. 20:59:45, skrev David G. Johnston <david.g.johnston@gmail.com>:On Tuesday, October 20, 2020, Andreas Joseph Krogh <andreas@visena.com> wrote:there should, IMO, be a big fat warning "Don't use the float datatype, at all" somewhere.Chapter 8.1David J.Many, at least non-programmers, expect computers to act like calculators when it comes to numbers and arithmetic operations, and I can't blame them.
Our target audience here is programmers so while I agree with the observation I don’t see its relevance. Programming computers and using numbers means at some point you need to be at least aware of floating point dynamics and choose appropriate data types.
David J.
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