Opening V4 databases in V5

[Ivan Smahin]

On May 2, 2012, at 9:51 AM, Ruslan Zasukhin wrote:

> On 5/1/12 12:45 PM, "Beatrix Willius" <bwillius at gmx.de> wrote:
> 
> Hi Beatrix,
> 
>> When opening older databases from Valentina 4 it takes a while to convert to
>> Valentina 5 format. For 1 GB this takes about 2 minutes on my main machine.
> 
> Ivan, what we do so long?

No idea - it just about to upgrade db schema - two tables.
Beatrix - could you send me this db before converting?

> 
> It seems we should just change system tables a little
> 
> 
>> Can I find out if the conversion is necessary to give my users some feedback
>> in the UI before I open the database?
> 
> Vdatabase.FileFormatVersion
> 
> Something like this
> 
> This property or method should be able check format version on closed db
> Then you can show warning dialog
> Vstudio do exactly this
> 
> 
> 
> 
> 
> -- 
> Best regards,
> 
> Ruslan Zasukhin
> VP Engineering and New Technology
> Paradigma Software, Inc
> 
> Valentina - Joining Worlds of Information
> http://www.paradigmasoft.com
> 
> [I feel the need: the need for speed]
> 
> 
> _______________________________________________
> Valentina-beta mailing list
> Valentina-beta at lists.macserve.net
> http://lists.macserve.net/mailman/listinfo/valentina-beta

-- 
Best regards,
Ivan Smahin
Senior Software Engineer
Paradigma Software, Inc
Valentina - The Ultra-Fast Database
http://www.valentina-db.com