Thanks Than i do not see reason why i have to code it instead of beeing able to set from admin web console which data to memcache and for how long
On Jan 19, 3:24 pm, "Ikai L (Google)" <[email protected]> wrote: > Andrei, > > No, this is fundamentally impossible with Memcache. Memcache values are > lazily expired at GET time. When you set an expiration on a Memcache item, > all you are really doing is telling Memcache to look at that timestamp > whenever a read operation takes place, throwing it away if it's past the > date. > > Memcache is commonly used as a pass-through cache. Store the item in > Memcache as well as persistent store. If the item doesn't exist in Memcache > when you do a read, read it from the datastore and cache the item. > > > > On Mon, Jan 18, 2010 at 7:22 AM, Andrei <[email protected]> wrote: > > Are there plans to add notification for expiration? > > > On Jan 18, 8:30 am, jd <[email protected]> wrote: > > > There is no event mechanism with memcache. You would need to store > > > items in memcache and the datastore at the same time. If memcache > > > doesn't have it check the datastore. > > > > On Jan 18, 4:44 am, Andrei <[email protected]> wrote: > > > > > Is there a way to code Memcache that would notify when particular > > > > entry is about to expire > > > > so i can store it in DB? > > > > Thanks > > > -- > > You received this message because you are subscribed to the Google Groups > > "Google App Engine for Java" group. > > To post to this group, send email to > > [email protected]. > > To unsubscribe from this group, send email to > > [email protected]<google-appengine-java%[email protected]> > > . > > For more options, visit this group at > >http://groups.google.com/group/google-appengine-java?hl=en. > > -- > Ikai Lan > Developer Programs Engineer, Google App Engine
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