[Qt-interest] Data Storage for QT Application

Sean Harmer sean.harmer at maps-technology.com
Tue Feb 9 16:58:32 CET 2010


On Tuesday 09 February 2010 15:41:52 Oliver.Knoll at comit.ch wrote:
> Neville Dastur wrote on Tuesday, February 09, 2010 4:27 PM:
> >>> ...
> >>> my data is Country/Capital pair and number of entries can go upto
> >>> ...
> >>> Now with QSetting it always overwrite the key Country/Name  with
> >>> ...
> >
> > I'm sorry but all this is a bit silly (not meant as a flame etc). SQL
> > seems like the man for the job.
> 
> And if not SQL, why not writing into the good old QFile with Qt
>  serialisation (http://doc.trolltech.com/4.6/qdatastream.html) instead of
>  mis-using QSettings (yes, *settings*, which are meant to store application
>  *settings* instead of data ;)?
> 
> You can already write/read quite a lot of datatypes with a simple <<
>  (respective >>) "out of the box":
>  http://doc.trolltech.com/4.6/datastreamformat.html - including a QMap
>  where you could store all your Country/Capital values.
> 
> Cheers, Oliver
> 

I agree. This is an abuse of QSettings but the OP seems to be unwilling to 
learn the xml streamer classes or to use QFile, QTextStream and have a simple 
csv type file.

Sean



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