HIndex is local indexing mechanism. It is per region indexing. Pheonix is not yet having a local indexing mechanism.(Global indexing is in place) Phoenix team do have roadmap for that.
You have done some thing like Lily Henning? -Anoop- On Sun, Dec 22, 2013 at 9:39 PM, Ted Yu <yuzhih...@gmail.com> wrote: > The library from Huawei is the basis for HBASE-10222 > Rajeshbabu works for Huawei. > > Cheers > > > On Sun, Dec 22, 2013 at 8:00 AM, Pradeep Gollakota <pradeep...@gmail.com > >wrote: > > > I lied in my previous email... it doesn't look like Phoenix uses HIndex. > > > > > > On Sun, Dec 22, 2013 at 3:53 PM, Pradeep Gollakota <pradeep...@gmail.com > > >wrote: > > > > > Take a look at this library from Huawei. They went a step further to > > > colocate the index with the primary partition. I believe Phoenix uses > it > > > for its indexing. > > > > > > https://github.com/Huawei-Hadoop/hindex > > > > > > > > > On Sun, Dec 22, 2013 at 1:34 PM, Ted Yu <yuzhih...@gmail.com> wrote: > > > > > >> Rajeshbabu is working on HBASE-10222 which adds support of secondary > > >> index to HBASE core. > > >> > > >> FYI > > >> > > >> On Dec 22, 2013, at 2:11 AM, Henning Blohm <henning.bl...@zfabrik.de> > > >> wrote: > > >> > > >> > Lately we have added a secondary index feature to a persistence tier > > >> over HBASE. Essentially we implemented what is described as > "Dual-Write > > >> Secondary Index" in > http://hbase.apache.org/book/secondary.indexes.html > > . > > >> I.e. while updating an entity, actually before writing the actual > > update, > > >> indexes are updated. Lookup via the index ignores stale entries. A > > >> recurring rebuild and clean out of stale entries takes care the > indexes > > are > > >> trimmed and accurate. > > >> > > > >> > None of this was terribly complex to implement. In fact, it seemed > > like > > >> something you could do generically, maybe not on the HBASE level > itself, > > >> but as a toolbox / utility style library. > > >> > > > >> > Is anybody on the list aware of anything useful already existing in > > >> that space? > > >> > > > >> > Thanks, > > >> > Henning Blohm > > >> > > > >> > *ZFabrik Software KG* > > >> > > > >> > T: +49 6227 > > >> > 3984255<https://mail.google.com/mail/u/0/html/compose/static_files/blank_quirks.html#> > > >> > F: +49 6227 > > >> > 3984254<https://mail.google.com/mail/u/0/html/compose/static_files/blank_quirks.html#> > > >> > M: +49 > > >> > 1781891820<https://mail.google.com/mail/u/0/html/compose/static_files/blank_quirks.html#> > > >> > > > >> > Lammstrasse 2 69190 Walldorf > > >> > > > >> > henning.bl...@zfabrik.de <mailto:henning.bl...@zfabrik.de> > > >> > Linkedin <http://www.linkedin.com/pub/henning-blohm/0/7b5/628> > > >> > ZFabrik <http://www.zfabrik.de> > > >> > Blog <http://www.z2-environment.net/blog> > > >> > Z2-Environment <http://www.z2-environment.eu> > > >> > Z2 Wiki <http://redmine.z2-environment.net> > > >> > > > >> > > > > > > > > >