Solr

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Solr/Lucene Leader Grant Ingersoll Promoted to 'Chief Scientist' at Lucid Imagination

Grant Ingersoll, who is a major leader in the Apache Lucene, Mahout, and Solr communities and a friend of DZone (see our most recent interview), was bestowed...

0 replies - 3646 views - 08/07/11 by Mitch Pronschinske in News

Solr 1.4: Local Params

Several months ago, during one of the projects I have tried to construct a query with optimal faceting. The problem was that we need filters (fq) in the...

0 replies - 4120 views - 08/06/11 by Rafał Kuć in News

Solr Index – delete or update?

From time to time, in working with Solr there is a common problem – when do you update the Solr index structure. There are various reasons for these...

0 replies - 4853 views - 08/03/11 by Rafał Kuć in News

Search Engine Testing and Apache Lucene Eurocon Oh My!

Eric Pugh got notified today that he’s been accepted to speak on “Better Search Engine Testing” at the 2011 Apache Lucene Eurocon. So, what, you may...

0 replies - 4006 views - 08/02/11 by Jason Hull in News

“Car sale application” w/Solr – Result Grouping, two additional parameters description (part 7)

In the last “car sale application” related post we have described the result grouping functionality. Today I would like to show you how easily we can...

1 replies - 3404 views - 08/01/11 by Rafał Andrzejewski in News

Daily Dose: CouchDB 2.0 Released, introduces UnQL

On Friday, the second version of the Couchbase Server was revealed. The new server should "be easy to install and manage, and will bring new indexing and...

0 replies - 15811 views - 07/31/11 by Ross Jernigan in Daily Dose

Avoid Escaping Spaces in the Query String in a Solr Query

Following up on the previous post about escaping values in a Solr query string, it’s important to note that you should not escape spaces in the query...

0 replies - 5531 views - 07/30/11 by Mats Lindh in News

Hierarchical faceting – Pivot facets in trunk

In a large number of implementations which I took part in, sooner or later, the question arise – what can we do to get faceting as a tree structure....

0 replies - 4063 views - 07/28/11 by Rafał Kuć in News

Data Import Handler – How to import data from SQL databases (part 2)

In the first part we were able to index the information contained in the database. In the second part we will try to extend the functionality by adding...

0 replies - 4513 views - 07/27/11 by Marek Rogoziński in News

Solr and Autocomplete (Part 1)

Almost everyone has seen how the autocomplete feature looks like. No wonder, then, Solr provides mechanisms by which we can build such functionality. In...

6 replies - 6502 views - 07/26/11 by Rafał Kuć in News

Solr, Memory Usage and Dynamic Fields

One of the many great things about Solr is that it allows you to add dynamic fields – you can define a certain pattern that a field will have to follow,...

0 replies - 6534 views - 07/25/11 by Mats Lindh in News

When to commit in Solr (or Lucene)?

The question I asked myself recently what seems to be one of those for which the response should be quick and painless. So, when to send the commit command...

0 replies - 5931 views - 07/21/11 by Rafał Kuć in News

Solr: Replication not starting?

After upgrading our Solr-servers from 1.4.1 to 4.0-trunk (to be sure we were ready for the next version), I had trouble with getting replication to start...

0 replies - 5494 views - 07/20/11 by Mats Lindh in News

Deep paging problem

Imagine the following problem – we have an application that expects Solr to return the results sorted on the basis of some field. Those results will be...

1 replies - 4817 views - 07/18/11 by Rafał Kuć in News

Making Solr Requests with urllib2 in Python

When making XML requests to Solr (A fulltext document search engine) for indexing, committing, updating or deleting documents, the request is submitted as...

0 replies - 6022 views - 07/15/11 by Mats Lindh in News