maria-developers team mailing list archive

[Sergey Vojtovich <svoj@xxxxxxxxxxx>]

Sergei,

thanks for your feedback.

On Fri, Nov 15, 2013 at 12:32:11PM +0400, Sergei Petrunia wrote:
> On Fri, Nov 15, 2013 at 12:07:38PM +0400, Sergey Vojtovich wrote:
> > Hi!
> > 
> > I'm gathering 5.6 options that are not present in 10.0 and the way we want to
> > handle them. Could you check options listed below and if you're aware of their
> > destiny indicate if options:
> > * not used or needed in MariaDB
> > * to be implemented in later 10.x versions
> > * tuned via different 10.x specific options
> > 
> > 
> > The following options exist in 5.6 but not in 10.0:
> > * end-markers-in-json
> > * optimizer-trace
> > * optimizer-trace-features
> > * optimizer-trace-offset
> > * optimizer-trace-limit
> > * optimizer-trace-max-mem-sizea
> These all are for Optimizer Trace. It hasn't been ported to 10.0. There is no
> consensus among MariaDB optimizer developers the whether optimizer trace is
> useful and whether it should be ported.
Ok to state "not used or needed in MariaDB"?

> 
> > * eq-range-index-dive-limit
> 
> This is from a feature that hasn't been ported from 5.6 to 10.0. In my opinion,
> we should port it (and maybe think how it can work with EITS).  I don't know
> what others think, though.
Ok to state "to be implemented in later 10.x versions"?

Thanks,
Sergey