maria-developers team mailing list archive

[Roberto Spadim <roberto@xxxxxxxxxxxxx>]

" MDEV. "
it's nice to put full name (MDEV-350), since google and others search
engines help when someone try to find information about mdev 350

text is ok :)

2014-06-23 11:04 GMT-03:00 Anshu Avinash <anshu.avinash35@xxxxxxxxx>:
> Hi,
>
> Sorry for the confusion, this is the new link:
> http://igniting.in/gsoc2014/2014/06/23/work-before-mid-term/
> Thanks for pointing out.
>
> Regards
> Anshu
>
>
> On Mon, Jun 23, 2014 at 7:32 PM, Roberto Spadim <roberto@xxxxxxxxxxxxx>
> wrote:
>>
>> "Sorry this page does not exist =("
>>
>> 2014-06-23 8:07 GMT-03:00 Anshu Avinash <anshu.avinash35@xxxxxxxxx>:
>> > Hi all,
>> >
>> > You can find this week's blog entry at:
>> > http://igniting.in/2014/06/23/work-before-mid-term/
>> > Suggestions/reviews are welcome.
>> >
>> > Regards
>> > Anshu Avinash
>> >
>> >
>> > On Mon, Jun 9, 2014 at 7:30 PM, Roberto Spadim <roberto@xxxxxxxxxxxxx>
>> > wrote:
>> >>
>> >> Well i wws reading your posts
>> >> Do you need big data to test read and scan times?
>> >>
>> >> Em segunda-feira, 9 de junho de 2014, Anshu Avinash
>> >> <anshu.avinash35@xxxxxxxxx> escreveu:
>> >>
>> >>> Hi all,
>> >>>
>> >>> You can find this week's blog entry at
>> >>> http://igniting.in/gsoc2014/2014/06/09/more-coding/. I'm now
>> >>> maintaining the
>> >>> code only on github:
>> >>> https://github.com/igniting/server/tree/selfTuningOptimizer.
>> >>>
>> >>> Regards
>> >>> Anshu Avinash
>> >>>
>> >>>
>> >>> On Sun, May 25, 2014 at 3:27 PM, Anshu Avinash
>> >>> <anshu.avinash35@xxxxxxxxx> wrote:
>> >>>
>> >>> Hi all,
>> >>>
>> >>> You can find my this week's blog entry at
>> >>> http://igniting.in/gsoc2014/2014/05/25/coding-things-up/ . I have
>> >>> created a
>> >>> branch on launchpad for my work:
>> >>> http://bazaar.launchpad.net/~igniting/maria/maria/revision/4211 . You
>> >>> can
>> >>> give your suggestions/reviews either on this thread or as a comment on
>> >>> the
>> >>> blog itself.
>> >>>
>> >>> Regards
>> >>> Anshu Avinash
>> >>>
>> >>>
>> >>> On Tue, May 20, 2014 at 1:22 AM, Roberto Spadim
>> >>> <roberto@xxxxxxxxxxxxx>
>> >>> wrote:
>> >>>
>> >>> wow a big work, congratulation guy, i will read part by part to better
>> >>> understand mariadb code
>> >>>
>> >>>
>> >>> 2014-05-19 16:33 GMT-03:00 Anshu Avinash <anshu.avinash35@xxxxxxxxx>:
>> >>>
>> >>> Hi all,
>> >>>
>> >>> This week's blog entry would get delayed by couple of days. I have
>> >>> started coding though and would like to give heads up on what I'm
>> >>> doing.
>> >>>
>> >>> I've looked at the diffs for "Cost model project" of mysql:
>> >>> http://bazaar.launchpad.net/~mysql/mysql-server/5.7/revision/7596 and
>> >>> http://bazaar.launchpad.net/~mysql/mysql-server/5.7/revision/7222 .
>> >>> These
>> >>> give a pretty good idea about what are the hard-coded constants and
>> >>> where
>> >>> are they being used.
>> >>>
>> >>> The idea is to multiply "READ_TIME_FACTOR" and "SCAN_TIME_FACTOR" to
>> >>> the
>> >>> values returned by read_time() and scan_time() in handler.h, while
>> >>> returning. These values would be read from a table in mysql db. For
>> >>> that
>> >>> I've looked at sql_statistics.cc. After completing this, I'll first
>> >>> change
>> >>> the values of these constants manually and check if the better or
>> >>> worse
>> >>> query plans are being selected. I'll first do the last step manually,
>> >>> to
>> >>> check if everything is working as expected and later automate it.
>> >>>
>> >>> Regards
>> >>> Anshu
>> >>>
>> >>>
>> >>> On Mon, May 12, 2014 at 11:22 AM, Anshu Avinash
>> >>> <anshu.avinash35@xxxxxxxxx> wrote:
>> >>>
>> >>> Hi all,
>> >>>
>> >>> You can find my blog entry for this week at
>> >>> http://igniting.in/gsoc2014/2014/05/11/first-steps/ .
>> >>>
>> >>> Regards
>> >>> Anshu Avinash
>> >>>
>> >>>
>> >>> On Thu, May 8, 2014 at 11:46 PM, Anshu Avinash
>> >>> <anshu.avinash35@xxxxxxxxx> wrote:
>> >>>
>> >>> Hi all,
>> >>>
>> >>> Sorry for the irregular updates. I had been busy for last couple of
>> >>> days
>> >>> and might still be busy for 1-2 days more. I would be completely free
>> >>> starting next week, and would be updating my blog weekly on every
>> >>> Monday (so
>> >>> 1st update would be on May 12). I would also send the link of my post
>> >>> weekly
>> >>> on the mailing list.
>> >>>
>> >>> As discussed on irc, I started to explore the pair of constants:
>> >>> handler::scan_time() and handler::read_time().
>> >>
>> >>
>> >>
>> >> --
>> >> Roberto Spadim
>> >> SPAEmpresarial
>> >> Eng. Automação e Controle
>> >>
>> >
>>
>>
>>
>> --
>> Roberto Spadim
>> SPAEmpresarial
>> Eng. Automação e Controle
>
>



-- 
Roberto Spadim
SPAEmpresarial
Eng. Automação e Controle