Articles: SearchHub

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What Is the SpanQuery?

SpanQuerys allow for nested, positional restrictions when matching documents in Lucene. SpanQuery's are much like PhraseQuerys or MultiPhraseQuerys in that...
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Publishing Case Study: McClatchy Interactive Employs Open Source Search

Highlights Dramatically increased index speed improves timeliness and relevance of user searches Reduced the number of required servers by 85%...
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Library/Catalog Case Study: Europeana – bringing European culture online

Case Study: Chartered by the European Commission in 2007, the overarching goal of Europeana is to create an online environment...
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Ranges over Functions in Solr 1.4

Solr 1.4 contains a new feature that allows range queries or range filters over arbitrary functions. It's implemented as a...
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Interview with Ian Holsman of Relegence (AOL)

Grant Ingersoll speaks with Lucene/Solr committer Ian Holsman, about the advantages of open source in the corporate context, performance optimizations...
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Announcement: bugfix release versions for Lucidworks

We're happy to announce the availability of updated versions of Lucidworks for Lucene and Lucidworks for Solr Lucidworks for Solr...
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Bringing the Highlighter back to Wildcard Queries in Solr 1.4

Solr 1.3 and 1.4 moved away from using BooleanQuery expansion for MultiTerm queries and to a ConstantScoreQuery method. In Lucene,...
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SF Bay Area Meetup Slides Available

Slides from the first Lucene/Solr SF Bay Area meetup are now available here. Thanks to everyone who participated.
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SF Bay area Lucene/Solr Meetup

There is going to be a meetup in the SF Bay Area on Lucene and Solr on June 3. See...
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Positional Term Vector Match in Lucene

Let's learn a little more about positional term vector matches. From time to time, users on the Lucene mailing list...
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PyLucene 2.4.1 Released

Here's the announcement from the PyLucene team: This is a refresher release of Apache PyLucene 2.4.1 that addresses a few...
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Exploring Lucene and Solr’s TrieRange Capabilities

Recently, Uwe Schindler and others have added a new capability to Lucene and Solr to make working with numeric ranges...
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