Re: Documentation error
| От | Richard Guo |
|---|---|
| Тема | Re: Documentation error |
| Дата | |
| Msg-id | CAMbWs4-V6M7hCdOgU5a0QHiKCywzV83DhP5-EYVWcS-2Fo0nPw@mail.gmail.com обсуждение исходный текст |
| Ответ на | Re: Documentation error (Richard Guo <guofenglinux@gmail.com>) |
| Список | pgsql-bugs |
On Thu, Oct 20, 2022 at 11:32 AM Richard Guo <guofenglinux@gmail.com> wrote:
On Wed, Oct 19, 2022 at 10:07 PM Ian R. Campbell <ian.campbell@thepathcentral.com> wrote:Please see this documentation page: https://www.postgresql.org/about/featurematrix/detail/392/It states, "By default,NULLvalues are not treated as distinct entries."It should state, "By default,NULLvalues are treated as distinct entries."Correct. +1. Good catch.
The second sentence in this page is also incorrect.
"Specifying NULLS NOT DISTINCT on unique indexes / constraints will
cause NULL values to be treated distinctly."
It really should be:
"Specifying NULLS NOT DISTINCT on unique indexes / constraints will
cause NULL values to not be treated distinctly."
Thanks
Richard
"Specifying NULLS NOT DISTINCT on unique indexes / constraints will
cause NULL values to be treated distinctly."
It really should be:
"Specifying NULLS NOT DISTINCT on unique indexes / constraints will
cause NULL values to not be treated distinctly."
Thanks
Richard
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