On Wed, 7 Aug 2013, Nulik Nol wrote: > thanks Dan, > i meant like PRIMARY KEY in a RDBMS, or Key for NoSQL (key-value pair) > database to perform put() get() operations. Well, if it is string then > it's ok, I can print binary keys in HEX or uuencode or something like > that. > Is there a limit on maximum string length for object name?
It is pretty long.. I think 4096 characters, although things are not quite as efficient on the backend when names are long. sage > > Regards > Nulik > > On Tue, Aug 6, 2013 at 4:08 PM, Dan Mick <dan.m...@inktank.com> wrote: > > No minumum object size. As for key, not sure what you mean; the closest > > thing to an object 'key' is its name, but it's obvious from routines like > > rados_read() and rados_write() that that's a const char *. Did you mean > > some other key? > > > > > > On 08/06/2013 12:13 PM, Nulik Nol wrote: > >> > >> Hi, > >> > >> when using the C api (RADOS) what is the minimum object size ? And > >> what is the key type ? (uint64_t, char[], or something like that ?) > >> > >> TIA > >> Nulik > >> _______________________________________________ > >> ceph-users mailing list > >> ceph-users@lists.ceph.com > >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >> > > > > -- > > Dan Mick, Filesystem Engineering > > Inktank Storage, Inc. http://inktank.com > > Ceph docs: http://ceph.com/docs > > _______________________________________________ > > ceph-users mailing list > > ceph-users@lists.ceph.com > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > > _______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
