Re: Incorrect mention of number of columns?
От | Bruce Momjian |
---|---|
Тема | Re: Incorrect mention of number of columns? |
Дата | |
Msg-id | ZUUpIt9f-31FVw0c@momjian.us обсуждение исходный текст |
Ответ на | Re: Incorrect mention of number of columns? ("Daniel Westermann (DWE)" <daniel.westermann@dbi-services.com>) |
Список | pgsql-docs |
On Fri, Nov 3, 2023 at 05:04:46PM +0000, Daniel Westermann (DWE) wrote: > >"Daniel Westermann (DWE)" <daniel.westermann@dbi-services.com> writes: > >>> Yeah, but populating it would not (unless many of the columns were > >>> NULL). > > >> Ok, but then should the documentation be more precise? It seems a bit odd to > let users create such a table without at least a warning. > > >Given the impact of NULLs, and the fact that usually tables have some > >variable-width columns, I doubt that a creation-time warning could be > >accurate enough to be useful. > > I am not speaking about a warning at creation time, but rather a warning in the > docs. Something like: Although a table with e.g. 1600 bigint columns can be > created, creating a tuple of more than 8160 bytes will fail. It is in the "limits" docs: https://www.postgresql.org/docs/current/limits.html -- Bruce Momjian <bruce@momjian.us> https://momjian.us EDB https://enterprisedb.com Only you can decide what is important to you.
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