GSoC: Add support for importing tables from LibreOffice Base to Kexi [was: The results of your email commands]

[Jaroslaw Staniek]

On Monday, 10 March 2014, Jayesh Hathila <sharma.jayesh52 at gmail.com> wrote:
> Hi,
> I am  planning to submit the  proposal once  and then I will keep on
updating as my research moves on, is it good or do I need to submit at one
go ?
>

Hi, please see
http://www.google-melange.com/document/show/gsoc_program/google/gsoc2012/userguide#depth_studentapply

>
> On Tue, Feb 25, 2014 at 9:19 PM, Jaroslaw Staniek <staniek at kde.org> wrote:
>
> Hi, please prepare year GSOC proposal. That means research and plans only.
>
> On Saturday, 22 February 2014, Jayesh Hathila <sharma.jayesh52 at gmail.com>
wrote:
>> Hi,
>> I am going through the code base (related to mdb) for last two days ,
but I wanted to know keeping GSOC in mind do I need to focus on research
part more (and to go through most of the code base after proposal
submission ) or do I need to get in touch with the code (keeping  research
part after submission ).
>> Regards Jayesh Hathila
>>
>> On Fri, Feb 21, 2014 at 2:43 AM, Jaroslaw Staniek <staniek at kde.org>
wrote:
>>>
>>> On 20 February 2014 21:29, Jayesh Hathila <sharma.jayesh52 at gmail.com>
wrote:
>>> > Hi ,
>>> >
>>> > As you said :
>>> >
>>> > "If you look at content.xml file, it contains table/column
definitions.
>>> > The database/script file you're mentioning contains HSQLDB or other
>>> > backend-specific SQL (yes, there's no respected standard). I am
>>> > guessing the xml is easier to parse than the specific SQL. "
>>> >
>>> > I tried to parse content.xml but the problem which I faced is that
>>> > content.xml does not contain every information.For e.g the samples
>>> > downloaded from source provided by you  (
>>> >
http://www.floppybunny.org/robin/web/virtualclassroom/chap8/libreoffice_base.html
>>> > ) had a file under name "cons2.odb" in which by simply analyzing
(after
>>> > unziping .odb file)  content.xml file , we don't gets necessary
information
>>> > regarding- Primary key and other constraints, and also for some
tables it
>>> > doesn't states any column at all which are originally present there in
>>> > database.And regarding tuples (i.e instances or values or data) its
present
>>> > in "file_name/database/data" file but under some encoded scheme (till
now I
>>> > couldn't found out the scheme,as I haven't thought of it much).So
>>> > considering above issues I think I will have to parse script file only
>>> > (though a little more information can be gathered from setting.xml
but that
>>> > will not sufficient) .
>>> > If possible , I would like to have your views about my approach and
>>> > suggestions towards it.
>>> >
>>>
>>>
>>> Hi Jayesh,
>>> Thanks for the analysis.
>>>
>>> As I found no C/C++ API for HSQL, JDBC is needed to connect [1].
>>> Then, there's information_schema support in HSQL [2].
>>>
>>> Then, part of the research is to connect the code that reads the db
>>> with C/C++, without intermediate files, and ideally without extra
>>> processes.
>>>
>>> [1] http://hsqldb.org/doc/2.0/guide/running-chapt.html#rgc_connecting_db
>>> [2]
http://stackoverflow.com/questions/7070449/how-can-i-see-table-structure-in-hsqldb
>>>
>>> --
>>> regards / pozdrawiam, Jaroslaw Staniek
>>>  Kexi & Calligra & KDE | http://calligra.org/kexi | http://kde.org
>>>  Qt for Tizen | http://qt-project.org/wiki/Tizen
>>>  Qt Certified Specialist | http://www.linkedin.com/in/jstaniek
>>> _______________________________________________
>>> calligra-devel mailing list
>>> calligra-devel at kde.org
>>> https://mail.

-- 
regards / pozdrawiam, Jaroslaw Staniek
 Kexi & Calligra & KDE | http://calligra.org/kexi | http://kde.org
 Qt for Tizen | http://qt-project.org/wiki/Tizen
 Qt Certified Specialist | http://www.linkedin.com/in/jstaniek
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