Thanks Bernd! Apache Solr 4.0-ALPHA is a major Solr milestone release so I think you will find lots of announcements related to it, like python support, etc. Similarly Apache Solr with RankinAlgorithm release.

Realtime NRT is a innovative way to provide NRT functionality to Solr. Realtime is the name of the tag used in solrconfig.xml to turn on this functionality. I had not named the previous releases but decided to name it from this release so as to differentiate the NRT functionality from the one provided by soft-commit. Realtime NRT algorithm enables NRT functionality in Solr by not closing the Searcher object and so is very fast. I am in the process of contributing the algorithm back to Apache Solr as a patch.

Regards,

Nagendra Nagarajayya
http://solr-ra.tgels.org
http://rankingalgorithm.tgels.org



On 7/23/2012 7:01 AM, Bernd Fehling wrote:
+1

What would be if ALL external projects using lucene and/or solr are announcing 
on this list
that they have stepped up to the next higher release after a release change?

Also "Realtime NRT", if NRT stands for "Near_Real_Time" he has a "Realtime 
Near_Real_Time" Algorithm.

Regards,
Bernd


Am 23.07.2012 14:09, schrieb Mark Miller:
These emails from Nagendra are very confusing. I've asked him in the past to be 
explicit about his announce and make it clear that it is an external project.

Since I don't think he has changed how he does announce since that request, 
allow me to help out:

Please note: This project has nothing to do with Apache. It is a completely 
external project that apparently uses Apache Solr.

It's not supported by or endorsed by Apache or the Lucene/Solr projects. It's 
simply a project that an external user is promoting on the Solr mailing list.

- Mark Miller
lucidimagination.com

On Jul 22, 2012, at 5:07 PM, Nagendra Nagarajayya wrote:

Hi!

I am very excited to announce the availability of Solr 4.0-ALPHA with 
RankingAlgorithm 1.4.4 with Realtime NRT. The Realtime NRT implementation now 
supports both RankingAlgorithm and Lucene. Realtime NRT is a high performance 
and more granular NRT implementation as to soft commit. The update performance 
is about 70,000 documents / sec*. You can also scale up to 2 billion documents* 
in a single core, and query half a billion documents index in ms**.

RankingAlgorithm 1.4.4 supports the entire Lucene Query Syntax, ± and/or 
boolean queries and is compatible with the new Lucene 4.0-ALPHA api.

You can get more information about Solr 4.0-ALPHA with RankingAlgorithm 1.4.4 
Realtime performance from here:
http://solr-ra.tgels.org/wiki/en/Near_Real_Time_Search_ver_4.x

You can download Solr 4.0-ALPHA with RankingAlgorithm 1.4.4 from here:
http://solr-ra.tgels.org

Please download and give the new version a try.

Regards,

Nagendra Nagarajayya
http://solr-ra.tgels.org
http://rankingalgorithm.tgels.org

* performance seen at a user installation of Solr 4.0 with RankingAlgorithm 
1.4.3
** performance seen when using the age feature




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