Sesame

Sesame is a powerful Java framework for processing and handling RDF data. This includes creating, parsing, storing, inferencing and querying over such data. It offers an easy-to-use API that can be connected to all leading RDF storage solutions.

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News

Sesame 2.8.4 released

Sesame 2.8.4 released

June 30, 2015 - Sesame 2.8.4 is the latest stable release which addresses about 19 issues, including several critical bugs.

A highlight of this release is substantially improved support for concurrent transactions in our memory and native stores, by means of an optimistic locking scheme. See the upgrade notes for additional details on this.

We strongly encourage existing Sesame 2.7 users to examine the Sesame 2.8 upgrade notes before updating their current deployments.

See the JIRA Release Overview for Sesame 2.8.4 for a complete listing of all fixed issues.

Sesame 2.7.16 released

Sesame 2.7.16 released

June 12, 2015 - Sesame 2.7.16 is a maintenance release, addressing 6 issues. For a full overview of fixes, see the JIRA Changelog.

This is the final planned maintenance release for the 2.7.x range. Development focus shifts towards further maintenance and feature development for Sesame 2.8.x and the upcoming major release, Sesame 4.0.

Sesame 2.8.3 released

Sesame 2.8.3 released

May 8, 2015 - Sesame 2.8.3 is the latest stable release which addresses about 20 issues, including several critical bugs. The highlights:

  • upgrading a native store from 2.7 to 2.8 now correctly upgrades string-literals
  • remote transactions involving a SPARQL query no longer cause an internal server error
  • full-text search support has been extended with built-in support for Lucene versions 3, 4, and 5, as well as Apache Solr and ElasticSearch. See Programming with Sesame for more details
  • The hash join implementation has been improved, resulting in better query performance

We strongly encourage existing Sesame 2.7 users to examine the Sesame 2.8 upgrade notes before updating their current deployments.

See the JIRA Release Overview for Sesame 2.8.3 for a complete listing of all fixed issues.

Download

You can download the latest Sesame or Alibaba distributions via Sourceforge:

Download Sesame Download AliBaba Documentation

Documentation

Note that the Sesame documentation is being extensively revised and updated, and some parts may be incomplete.

Tutorials

Documentation

Sesame 2.8

Sesame 2.7

API Javadoc

Alibaba

Creative Commons License The Sesame documentation is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.