maria-developers team mailing list archive

[Roberto Spadim <roberto@xxxxxxxxxxxxx>]

=] nice

2014-07-08 14:18 GMT-03:00 Anshu Avinash <anshu.avinash35@xxxxxxxxx>:
> Hi all,
>
> You can download it here
> (https://drive.google.com/file/d/0B7NiQb4EbbUVNVJFZ2xkRVR3Ylk/edit?usp=sharing).
> It is around 26M. I have added the link on blog too.
>
> Regards
> Anshu
>
>
> On Tue, Jul 8, 2014 at 10:38 PM, Roberto Spadim <roberto@xxxxxxxxxxxxx>
> wrote:
>>
>> could you 'display' the dataset you used with octave?
>>
>> 2014-07-08 13:55 GMT-03:00 Anshu Avinash <anshu.avinash35@xxxxxxxxx>:
>> > Hi all,
>> >
>> > This week's blog post is at:
>> > http://igniting.in/gsoc2014/2014/07/08/solving-linear-equations/ . Sorry
>> > for
>> > the delay.
>> > Suggestions for an approach to solve the system of linear equations are
>> > welcome.
>> >
>> > Regards
>> > Anshu Avinash
>> >
>> >
>> > On Mon, Jun 23, 2014 at 7:39 PM, Roberto Spadim <roberto@xxxxxxxxxxxxx>
>> > wrote:
>> >>
>> >> " 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
>> >
>> >
>>
>>
>>
>> --
>> Roberto Spadim
>> SPAEmpresarial
>> Eng. Automação e Controle
>
>



-- 
Roberto Spadim
SPAEmpresarial
Eng. Automação e Controle