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Re: 10.3.x: unknown variable 'innodb_support_xa=1'


Hi, Marko!

On Sep 02, Marko Mäkelä wrote:
> On Mon, Sep 2, 2019 at 8:48 PM Reindl Harald <h.reindl@xxxxxxxxxxxxx> wrote:
> > and yes, i assumed that a core developer other than you would look
> > at that startup log, came to the conslusion "indeed, no warning
> > there" and while read the few lines "indeed, the latest 10.2
> > version"
> You are right that a warning should be issued for deprecated variables
> if any value was specified in the configuration file or by a command
> line option.
> Unfortunately, I am not aware how a storage engine could distinguish
> the compile-time default value from a user-specified identical value.
> That is why InnoDB did not issue the deprecation warning for you.

I thought that we could've changed the default to, say, 2. Then both 1
and 0 would mean that the value was specificed explicitly.
Or something like that.

VP of MariaDB Server Engineering
and security@xxxxxxxxxxx