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Articles: Apache Lucene

Indexing Existing Data with SolrJ in Apache Solr

How to use the SolrJ client with Apache Solr for indexing data.

Solr’s DateRangeField, How Does It Perform?

Techniques for optimizing performance of the DateRangeField for date range queries in Apache Solr.

Improving the Search Experience With Solr Suggester

How to configure and optimize Apache Solr's suggester component including both FST-based and AnalyzingInfix approaches (and a few 'gotchas' along the way).

Apache Solr and Optimizing Your Index

Tips and techniques when using optimize/forceMerge and/or expungeDeletes in Apache Solr.

Apache Solr Segment Merging, Deleted Documents, and Why Optimize May Be Bad For You

How to optimize your Apache Solr index by merging segments to prevent wasted space caused by deleted documents. For Apache Solr 7.4 and earlier.

Solr Payloads

Before we delve into the technical details, what's the big picture? What real-world challenges are made better with these new Solr...

Context Filtering With Solr Suggester

"Q: What did the Filter Query say to the Solr Suggester? Introduction The available literature on the Solr Suggester primarily...

Better Feature Engineering with Spark, Solr, and Lucene Analyzers

This blog post is about new features in the Lucidworks spark-solr open source toolkit. For an introduction to the spark-solr...

Visualizing Search Results with Solr /browse & Velocity

In part 2 of this series, learn how to visualize search results with Solr /browse and determine when (and how) to use VelocityResponseWriter.

Focusing on Search Quality at Lucene/Solr Revolution 2015

I just got back from Lucene/Solr Revolution 2015 in Austin on a big high. There were a lot of exciting...

LinkedIn’s Galene Search Architecture Built on Apache Lucene

How LinkedIn engineers run their search architecture for the massive social network.

Approaching Join Index in Apache Lucene

How to apply join index, borrowed from RDBMS world, for addressing drawbacks of the both join approaches currently present in Lucene.