Links, orphaned

Alex Rice alex at mindlube.com
Sun Oct 6 23:13:12 EDT 2013


Eric- thanks for this! I had no idea that Links were not recommended
for new deployments, so glad I asked on here :)

Alex

On Sun, Oct 6, 2013 at 6:19 PM, Eric Redmond <eredmond at basho.com> wrote:
>
> On Oct 6, 2013 4:35 PM, "Alex Rice" <alex at mindlube.com> wrote:
>>
>> Hi all, unable to find these in the Riak docs
>>
>> 1) Can someone point me at directions for cleanup of orphaned Links
>> after an object is Deleted from Riak. Post-commit hooks or something?
>> I really hope I dont have to learn Erlang just to clean up bad links
>> after deleting objects!
>
> There aren't any docs for that particular case. In fact, this is yet another
> example of why we no longer recommend using Links at all.
>
> If you're just beginning to design a production Riak model I'd recommend
> investigating alternative models that can leverage direct key lookups, or
> 2i, or yokozuna.
>
>> 2) Are links stored in key space or value space, or somewhere else?
>> (thinking saving memory with Bitcask backend) When viewing links with
>> the rekon tool, the paths look a bit verbose, prefixed with "/bucket"
>> etc. So I was just wondering if they use more memory with bitcask.
>
> Link data is metadata, so they're stored along with the value.
>
>> Thanks
>>
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