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News about Lucene

Compass 2.0: Simplification, integration, and performance improvements

Community
Java
Topics
Search

The Compass project, an open source project based on Lucene which aims to simplify the integration of search into Java applications, recently released version 2.0. InfoQ spoke with Compass founder Shay Banon to learn more about this release and about what Compass provides to the Java community.

Lucene 2.3: Large indexing performance improvements, new machine-learning project

Community
Java
Topics
Search,
Open Source

The Apache Lucene project, a high-performance full-featured text search engine library written entirely in Java, released version 2.3 today. InfoQ spoke with committer and Project Management Committee (PMC) member Grant Ingersoll to learn more about this release and the future plans for Lucene.

Lucene Oracle Integration Looks to Surpass Oracle Text

Community
Java
Topics
Data Access

New work to enhancement LUCENE-724 by Marcelo Ochoa allows for better integration of Lucene as a domain index from within the Oracle database. The updates allow greater flexibility than using Oracle Text.

Lucene 2.2: Payloads, Function queries, and more speed

Community
Java
Topics
Search,
Open Source

Lucene Java 2.2 is now available. Lucene is a high-performance, full-featured text search engine library written entirely in Java. There are several new features in this version, and InfoQ spoke with Grant Ingersoll, a committer and Project Management Committee (PMC) member for the Lucene project, to learn more about this release.

Terracotta improves failover support, adds clustering for 5 more frameworks

Community
Java
Topics
Clustering & Caching

JVM heap-level clustering solution Terracotta released v2.3 yesterday, adding TCP/IP-based active/passive failover, cluster-membership events, and a new pre-configured module system for quick clustering Tomcat, Weblogic, Spring, Lucene, RIFE, Struts 1, Cglib, and iBatis. Jetty has been working on clustering Ajax cometd apps. RIFE's Geert Bevin is also now working for Terracotta.

Clustering Lucene with TerraCotta

Community
Java
Topics
Search,
Clustering & Caching

Engineers at TerraCotta have detailed a new way to cluster Lucene, the popular text search library from Apache. Their method involves implementing the Lucene RAMDirectory interface and using TerraCotta DSO to share the RAMDirectory across JVMs.