Re: PostgresSQL 10 | Driver 42.2.5 | Float Conversion Issue

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От	Andreas Joseph Krogh
Тема	Re: PostgresSQL 10 \| Driver 42.2.5 \| Float Conversion Issue
Дата	20 октября 2020 г. 22:37:14
Msg-id	VisenaEmail.9b.8531e78c6ddf1561.175478034db@tc7-visena обсуждение исходный текст
Ответ на	Re: PostgresSQL 10 \| Driver 42.2.5 \| Float Conversion Issue ("David G. Johnston" <david.g.johnston@gmail.com>)
Список	pgsql-jdbc

Дерево обсуждения

På tirsdag 20. oktober 2020 kl. 21:30:47, skrev David G. Johnston <david.g.johnston@gmail.com>:

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 8.1

David 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.