Re: Does key length require storage?

It doesn't.  It could (we don't use char[251] in the item*) but we just
arbitrarily chose 250 as the limit so we COULD use char[251] in various
places where we didn't want to dynamically allocate memory.

- Brad

On Mon, 24 Jan 2005, xing@xxxxxxxxxxxxxxxx wrote:

> I'm confused well. The memcached protocol explicitly defines a
> limitation of 250 chars as the key value. How is memcached able to store
> client keys that are larger than the limit without hashing?
>
> Xing
>
> Kevin A. Burton wrote:
> > Anatoly Vorobey wrote:
> >
> >>On Sun, Jan 23, 2005 at 10:19:22PM -0800, Kevin A. Burton wrote:
> >>
> >>
> >>>The current  protocol.txt says that the maximum lenght of a key is 250
> >>>characters.
> >>>
> >>>Is there any hashing done in the server to prevent storage of the key or
> >>>is the entire key stored so that the server can rehash if necessary?
> >>>
> >>>
> >>
> >>The entire key is stored and matched when necessary.
> >>
> >>
> >>
> > Why isn't this documented anywhere.  Should we be recommending that
> > people use short keys when possible?
> >
> > Kevin
> >
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>
>