[PROJ] PSC Motion: require SQLite 3.11 as minimum version

[Kurt Schwehr]

+1 Kurt

If sqlite 3.11.0 is a blocker for a distribution, should they really be
talking about proj 6?

Nothing is jumping out at me looking at https://sqlite.org/changes.html as
to the version, but 3.11.0 seems safe.

On Thu, Nov 7, 2019 at 10:28 AM Kristian Evers <kreve at sdfe.dk> wrote:

> I am also +1 on this. I am just wondering if 3.11 is the lowest possible
> version that is feasible to use with PROJ. From the linked issue I
> understand
> that SQLite 3.8.x is too slow and that it works with 3.11. I take it that
> 3.11 was
> chosen because it was readily available for Even. Would 3.9 or 3.10 work
> as well? Or was there a specific change in 3.11 that we know is the one
> that
> makes the difference?
>
> /Kristian
>
> > On 7 Nov 2019, at 18:14, Even Rouault <even.rouault at spatialys.com>
> wrote:
> >
> > On jeudi 7 novembre 2019 17:49:26 CET Thomas Knudsen wrote:
> >> +1
> >> (convinced by the evidence and reasoning provided by Greg and Bas,
> although
> >> it would be nice if we in any practical way could "suggest", rather than
> >> "require" >=3.11)
> >
> > No, this is really a functional requirement to get nominal behaviour of
> the
> > library. Otherwise runtime experience will be terrible (it is not like
> running
> > with older sqlite is 10% slower. It is 1 to 2 order of magnitude slower.
> see
> > the ticket) and people will complain. If people really want to run
> against
> > older versions, they can easily change configure.ac/CMakeLists.txt to
> remove
> > the check, but at least they will know that they're doing risky games
> and
> > hopefully they won't complain to community forums that it is slow.
> >
> > --
> > Spatialys - Geospatial professional services
> > http://www.spatialys.com
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