File Formats

[Ruslan Zasukhin]

on 12/20/03 1:17 AM, Ian Devaney at idevaney at mac.com wrote:

> So let's say I have an application that uses Valentina and, as part of
> an update, I decide to change the file format slightly. Add a couple of
> fields to existing tables and add some new tables for example.
> 
> When the new version of my application tries to open a file created
> with the old version - it won't work.
> 
> What is the best way around this? Do I need to write a routine to parse
> the old file and copy all the existing values into the tables in the
> new file?
> 
> Or is there an easier way?

Ian,

Look into example "change db structure".

And this issue was 2 times on list in last 2-3 weeks.

-- 
Best regards,
Ruslan Zasukhin      [ I feel the need...the need for speed ]
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e-mail: ruslan at paradigmasoft.com
web: http://www.paradigmasoft.com

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