maria-developers team mailing list archive

[Roberto Spadim <roberto@xxxxxxxxxxxxx>]

Hi Zhongyi Hu!
You're in the right place :) mariadb development is very very nice, much
better than mysql :) guys here are very helpfull, good jobs =)


2014-03-13 14:32 GMT-03:00 胡仲义 <sunnyddhzy@xxxxxxxxx>:

>
> Dear Sergei Golubchik,
>
> I am a post graduate student of Institute of Software, Chinese Academy of
> Sciences and my name is Zhongyi Hu.
> I major in computer science and my research field is data stream mining.
> Because I have got enough papers and works for graduation,
> I want to do something interesting, meaningful and valuable in the rest
> time as student.
>
> I have participated in two projects about database, one is main memory
> database and the other is database cluster.
> I got some experience of database system design and implementaion from
> them.
> Although I am just a beginner of this area, I really like it and expect to
> make it as my career.
> I often use Mysql in research and work, but MariaDB is not very familiar
> to me.
> I am tremendously optimistic about it's future because all of you.
>
> Well, let's come to the point.
> I am interested in the task of "statistically optimize mysql-test runs by
> running less tests".
> I chose this task because I have written a few tools for automatic test.
> I know the performance is very important if there are a large amount of
> data or cases to test.
>
> I read the MDEV-5776 and I think the major job is as follow.
>
> When the code is changed, the mysql-test is used to do the requisite tests.
> We need to integrate the information of the changes and the scenarios
> to predict the probability of failure for each test and get the
> relationships of the tests.
> Then decide what to test and what test cases should be used.
> The purpose is to optimize the efficiency of testing.
> All of these should be done by algorithm and program.
>
> In addition, I think that the job is in some ways like mining in data
> stream,
> such as many data need to be statistical analyzed and the hidden patterns
> changing over time.
>
> At last, I have two basic questions.
> 1) What exactly are the builder and the combination?
> I thought they refer to compiler and runtime environment.
> 2) What does the "individual tests within a big test file" mean?
>
> Maybe I am completely wrong, but I still look forward to your reply.
> I hope to have the opportunity to learn from you in work and discussion.
>
> Best regards
>
> Zhongyi Hu
>
> 20140314
>
>
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-- 
Roberto Spadim
SPAEmpresarial
Eng. Automação e Controle