riakc doesn't save metadata properly?

Metin Akat akat.metin at gmail.com
Mon Oct 22 17:22:36 EDT 2012


Oh, I see, thanks for this clarification, much appreciated.
I think this should be written somewhere in bold, as 3 days later, I still
wasn't able to find anything on google.

On Tue, Oct 23, 2012 at 12:08 AM, David Parfitt <dparfitt at basho.com> wrote:

> Hello Metin -
>
>   Sorry for the delay. At the moment, all metadata needs to be stored
> under the <<"X-Riak-Meta">> dict key. The following example
> illustrates how this works:
>
> %% To store metadata:
> Object = riakc_obj:new(<<"groceries">>, <<"mine">>, <<"eggs & bacon">>).
> MetaData  = dict:from_list([{<<"X-Riak-Meta">>, [{"Foo", "Bar"}]}]),
> Object2 = riakc_obj:update_metadata(Object, MetaData).
> riakc_pb_socket:put(Pid, Object2).
>
> %% To retrieve metadata:
> {ok, O} = riakc_pb_socket:get(Pid, <<"groceries">>, <<"mine">>).
> {ok, MD} = dict:find(<<"X-Riak-Meta">>, riakc_obj:get_metadata(O)).
>
> We're kicking around ways to improve this in the future.
>
> Cheers -
> Dave
>
> On Fri, Oct 19, 2012 at 8:31 AM, Metin Akat <akat.metin at gmail.com> wrote:
> > I am trying to do something like:
> >
> >     Meta1 = dict:store(<<"ver">>, Ver, Meta0),
> >     Obj1 = riakc_obj:update_metadata(Obj, Meta1),
> >
> > and then save the object. But on a subsequent read, the metadata k/v
> pair is
> > not there.
> >
> > Is there anything special that needs to be done for this to work, or is
> this
> > illegal way to use Riak?
> >
> > _______________________________________________
> > riak-users mailing list
> > riak-users at lists.basho.com
> > http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com
> >
>
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