maria-discuss team mailing list archive

[jocelyn fournier <jocelyn.fournier@xxxxxxxxx>]

Hi Federico!


Le 24/04/2017 à 18:56, Sales a écrit :
> > On Apr 24, 2017, at 8:14 AM, Federico Razzoli <federico_raz@xxxxxxxx> wrote:
> >
> > Hi Jocelyn,
> >
> > The article you linked is quite old, so I wanted to check the source code to find if something changed.
> > I didn't investigate much but I searched in MariaDB's master branch via GitHub. The search strings were 'read_rnd_buffer_size' and 'read-rnd-buffer-size'. I found nothing except for some test files and the variable initialization at server startup.
> > I repeated the same searches in MySQL master branch, and again, I found only tests and initialization.
> > Can you explain this? The variable is unused now?
You should search read_rnd_buff_size, it's used in sql/records.cc to 
compute the size of the cache_records in the READ_RECORD struct.


  Jocelyn