Re: A question on GC and weak referenced tables....

[Javier Guerra <javier@...>]

On Thu, Aug 20, 2009 at 8:39 AM, Lawrie Nichols<lawrien@gmail.com> wrote:
> a) abandon the use of the cache, and simply do the lookup each time.
> b) run the GC after any modification to one of the underlying tables in
> order to remove the cache entry in the cache table; this is unappealing as
> thousands of entries could be updated in the underlying tables.
> b) do some kind of manual check on the cache entry to see if it still
> matches the data in the underlying table. I suspect this would degenerate
> into nothing better than a).

d) use the 'changed condition' as part of the key to your cache.

-- 
Javier