Hi, Tom, On Wed, Apr 23, 2025 at 1:28 PM Tom Lane <t...@sss.pgh.pa.us> wrote:
> Daniel Gustafsson <dan...@yesql.se> writes: > >> On 23 Apr 2025, at 09:16, Laurenz Albe <laurenz.a...@cybertec.at> > wrote: > >> On Wed, 2025-04-23 at 00:21 -0500, Igor Korot wrote: > >>> No explanation of what is "supported system" is given... > > >> According to the source, it is "systems that have posix_fadvise()". We > could document that, > >> but I don't know if it would help many people. I am not sure how easy > and feasible it is > >> to research which versions of which operating systems qualify. > > >> From memory it's supported on FreeBSD, NetBSD and Linux with Windows, > macOS and > > OpenBSD not supporting it. Assuming I'm not completely wrong (a 1 minute > > search shows it's in the ballpark) we could perhaps add something like > > "Unsupported platforms include (but isn't limited to) Windows and macOS" > which > > would provide a bit more clarity. > > If we do anything about this, I'd just say "systems that have > posix_fadvise()". If we write something more specific it's likely to > become obsolete, and it doesn't seem to me that it's hard for someone > to research "does my box have posix_fadvise()? Imagine a person that wants to write a program which will cover creating the table space. Such person needs to cover the appropriate fields with possible values. Is there a #define such person should check to cover the appropriate values? Thank you? ". > > regards, tom lane >
