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Posted to dev@hbase.apache.org by Stack <st...@duboce.net> on 2015/04/30 04:18:43 UTC

Re: [Announcement] DELI: Yet another secondary index on HBase

Thank you for posting this interesting study Yuzhe Tang,
St.Ack

On Mon, Apr 20, 2015 at 5:28 PM, Richard Tang <tr...@gmail.com>
wrote:

> Hi,
>
> We would like to announce DELI, a research prototype for secondary index on
> HBase. DELI is research work from Syracuse University with collaboration
> from Georgia Tech and IBM Research.
>
> DELI currently supports global indexing on HBase, but generally applicable
> to any NoSQL that uses LSM tree for persistence. The code is shared on
> github:
>
> https://github.com/tristartom/nosql-indexing
>
> DELI stands for "DEferred Lightweight Indexing". The following design makes
> it unique:
>
> - follow the log-structured design that all writes must be append-only.
> - couple the *index-base-table sync-up with compaction*.
>
> Details can be found in the following research paper published in CCGrid
> 2015:
>
> http://tristartom.github.io/docs/ccgrid15.pdf
>
> We are grateful for the HBase community, and any comments/suggestions are
> appreciated.
>
> Yuzhe (Richard) Tang
> Syracuse University
>