maria-developers team mailing list archive

[Christian Massey <krismassey74@xxxxxxxxx>]

Hi Oleksandr, MariaDB Mentors,

I have submitted a draft proposal for this project on the summer of code
website. Please kindly review it and leave comments so I can make any
necessary corrections.

Cheers,
Christian

2016-03-06 15:53 GMT+01:00 Oleksandr Byelkin <sanja@xxxxxxxxxxxxxxxx>:

> Hi, Christian!
>
> On 06.03.2016 12:23, Christian Massey wrote:
>
>> Hi everyone,
>>
>> I am Christian Massey a computer science student at York University and I
>> wish to work on Providing import and export functions for popular data
>> formats like JSON, XML , PHP, ... for Connector/C and MariaDB Server. I
>> have been inspecting the code to understand how the dynamic column packed
>> string is encoded and I see kind on big endian encoding( Correct me if I am
>> wrong please).
>>
>> Also I see that the old format already work like arrays and it uses 3
>> bits for encoding type which is the main reason why not all types  in the
>> enum are supported in this old format.
>>
>>  DBUG_ASSERT(((type - 1) & (~7)) == 0); /* fit in 3 bits */
>>
>> (Again please correct me if I am wrong. The encoding is not easy to
>> understand)
>>
>
> You are right.
>
>
>> My Question is do we need to create a completely new type to support
>> arrays or do we change the old format which already work like arrays in a
>> way but lacks support for some types(I don't know which of the enums yet).
>>
>
> How it is done internally not so important. But "externally" it should be
> new type because:
> 1) we should read old types
> 2) we can't use old "as is" because it lack types
>
> But "internally" code can be of course reused.
>
>
>> Please, I wish to write a proposal for this project and hope to discuss
>> more with mentors for more clarification on how we are going to implement
>> this as it seems to be a very important if not the most critical part of
>> this project.
>>
>>
>> Cheers,
>> Kris.
>>
>>
>> _______________________________________________
>> Mailing list: https://launchpad.net/~maria-developers
>> Post to     : maria-developers@xxxxxxxxxxxxxxxxxxx
>> Unsubscribe : https://launchpad.net/~maria-developers
>> More help   : https://help.launchpad.net/ListHelp
>>
>
>