Re: [IndexedDB] setVersion blocked on uncollected garbage IDBDatabases

On Tue, Feb 8, 2011 at 3:31 PM, Glenn Maynard <glenn@zewt.org> wrote:

> On Tue, Feb 8, 2011 at 4:01 PM, Jeremy Orlow <jorlow@chromium.org> wrote:
>
>> I talked it over with Darin (Fisher), and he largely agreed with you guys.
>>  I'll file a bug saying that after unload, all IDBDatabases attached to that
>> document should be closed.
>
>
> What happens if a database is open in a page in the back-forward cache?
> That's incompatible with onunload having side-effects.
>
> I know the BF-cache is off-spec, but it's extremely useful and will
> hopefully find its way into the standard some day, so it'd be nice to keep
> it in mind.
>

As long as the behavior as far as developers can tell matches the spec, you
can do just about whatever you'd like behind the scenes.


> I suppose the browser would discard whole pages from the BF-cache on demand
> if required by a setVersion call.
>

That sounds like it'd more or less work.

J