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The Fedora ontology has been updated and improved in several ways. A number of class and property names have been updated based on naming conventions, and several unused terms have been removed. Additionally, the #indexing vocabulary has been published.
Related JIRA Issues
Jira server DuraSpace JIRA columns key,summary,type,created,updated,due,assignee,reporter,priority,status,resolution serverId c815ca92-fd23-34c2-8fe3-956808caf8c5 key FCREPO-1309 Jira server DuraSpace JIRA columns key,summary,type,created,updated,due,assignee,reporter,priority,status,resolution serverId c815ca92-fd23-34c2-8fe3-956808caf8c5 key FCREPO-1261 Jira server DuraSpace JIRA columns key,summary,type,created,updated,due,assignee,reporter,priority,status,resolution serverId c815ca92-fd23-34c2-8fe3-956808caf8c5 key FCREPO-1343 Jira server DuraSpace JIRA columns key,summary,type,created,updated,due,assignee,reporter,priority,status,resolution serverId c815ca92-fd23-34c2-8fe3-956808caf8c5 key FCREPO-1305 Jira server DuraSpace JIRA columns key,summary,type,created,updated,due,assignee,reporter,priority,status,resolution serverId c815ca92-fd23-34c2-8fe3-956808caf8c5 key FCREPO-1285
Performance
Performance continues to be a major priority for Fedora 4, and this release includes two important improvements in this regard. The first is the inclusion of the JBoss Transaction Manager, which (among other things) addressed a memory leak issue with transactions. The second is an improvement to the way blank, intermediate nodes are generated. Maintaining a deep, nested repository hierarchy is a key factor in good performance with Fedora 4, and this improvement ensures that there are never too many nodes beneath a single parent in the repository.
Releated JIRA Issues
Jira server DuraSpace JIRA columns key,summary,type,created,updated,due,assignee,reporter,priority,status,resolution serverId c815ca92-fd23-34c2-8fe3-956808caf8c5 key FCREPO-1272 Jira server DuraSpace JIRA columns key,summary,type,created,updated,due,assignee,reporter,priority,status,resolution serverId c815ca92-fd23-34c2-8fe3-956808caf8c5 key FCREPO-1293 Jira server DuraSpace JIRA columns key,summary,type,created,updated,due,assignee,reporter,priority,status,resolution serverId c815ca92-fd23-34c2-8fe3-956808caf8c5 key FCREPO-1258
Camel module
The fcrepo-camel module, a Camel component for interacting with Fedora 4 repositories, was recently promoted from fcrepo4-labs to the main fcrepo4 GitHub repository. This promotion represents the maturity of the module in terms of code coverage, documentation, and usage within the community. This module allows Fedora 4 to leverage the well-supported Camel project for a number of use cases:
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