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On 05/03/12 23:41, Max Vlasov wrote:
> One of the recent thought I had was implementing time machine vfs. So
> on the developer level he opens the db either in general mode or
> history (read-only) mode providing the date (or version) for working
> with the db as it was in the past.

I don't see why a VFS has to be used.  Surely the backup API is a far
better solution for this?

Only the app knows where the logical boundaries are during database change
and use.  This could be as simple as one transaction, or it could be a
group of transactions. You would want those history points to be well chosen.

Roger
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