Key Expiry in Riak

Abhishek Kona abhishek.kona at gmail.com
Wed Mar 2 09:23:30 EST 2011


Thanks for the help.
Will look up the knowledge base from next time before asking a question.
-Abhishek Kona

On 02/03/11 7:43 PM, Sean Cribbs wrote:
> Abhishek,
>
> Mostly answered here: https://help.basho.com/entries/466512-how-can-i-automatically-expire-a-key-from-riak
>
> If you use multi_backend with several bitcask setups you can have both expiring data and normal persistent data. Here's an example of what you might put in app.config (inside the riak_kv section):
>
> {storage_backend, riak_kv_multi_backend},
> {multi_backend_default,<<"bitcask">>},
> {multi_backend, [
> 	{<<"bitcask">>, riak_kv_bitcask_backend, []},
>          {<<"sessions>>, riak_kv_bitcask_backend, [{expiry_secs, 7200}, {data_root, "data/sessions"}]}
> ]},
>
> The key pieces there is expiry_secs = 7200 (2 hours), and the separate root for the data files.
>
> Sean Cribbs<sean at basho.com>
> Developer Advocate
> Basho Technologies, Inc.
> http://basho.com/
>
>
> P.S. If you haven't seen the Knowledge Base yet, check it out: https://help.basho.com/forums/270314-riak. You can also search the KB from the #riak IRC channel using "!kb<search terms>".
>
> On Mar 2, 2011, at 8:21 AM, Abhishek Kona wrote:
>
>> Hi
>>
>> Is it possible to have a expiry (ttl) on RIAK keys per bucket (or per key).
>> Or is there any other way that I am missing.
>>
>> This would be greatly useful for maintaining Session data in RIAK, as expired session data can be auto cleared.
>>
>> -Abhishek Kona
>>
>> _______________________________________________
>> 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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