Awesome to hear, and great work! Will we be able to configure+use this from the REST API?
Cheers, Aseem On Tue, Jun 14, 2011 at 8:30 AM, Chris Gioran < chris.gio...@neotechnology.com> wrote: > Good news everyone, > > A request that's often come up on the mailing list is a mechanism for > automatically indexing properties of nodes and relationships. > > As of today's SNAPSHOT, auto-indexing is part of Neo4j which means nodes > and relationships can now be indexed based on convention, requiring > far less effort and code from the developer's point of view. > > Getting hold of an automatic index is straightforward: > > AutoIndexer<Node> nodeAutoIndexer = graphDb.index().getNodeAutoIndexer(); > AutoIndex<Node> nodeAutoIndex = nodeAutoIndexer.getAutoIndex(); > > Once you've got an instance of AutoIndex, you can use it as a read-only > Index<Node>. > > The AutoIndexer interface also supports runtime changes and > enabling/disabling the auto indexing functionality. > > To support the new features, there are new Config > options you can pass to the startup configuration map in > EmbeddedGraphDatabase, the most important of which are: > > Config.NODE_AUTO_INDEXING (defaults to "false") > Config.RELATIONSHIP_AUTO_INDEXING (defaults to "false") > > If set to "true" (independently of each other) these properties will > enable auto indexing functionality and at the successful finish() of > each transaction, all newly added properties on the primitives for which > auto indexing is enabled will be added to a special AutoIndex (and > deleted or changed properties will be updated accordingly too). > > There are options for fine grained control to determine > properties are indexed, default behaviors and so forth. For example, by > default all properties are indexed. If you want only properties "name" and > "age" for Nodes and "since" and "until" for Relationships > to be auto indexed, simply set the initial configuration as follows: > > Config.NODE_KEYS_INDEXABLE = "name, age"; > Config.RELATIONSHIP_KEYS_INDEXABLE="since, until"; > > For the semantics of the auto-indexing operations, constraints and more > detailed examples, see the documentation available at > > http://docs.neo4j.org/chunked/1.4-SNAPSHOT/auto-indexing.html > > We're pretty excited about this feature since we think it'll make your > lives > as developers much more productive in a range of use-cases. If you're > comfortable with using SNAPSHOT versions of Neo4j, please try it out > and let us know what you think - we'd really value your feedback. > > If you're happier with using packaged milestones then this feature > will be available from 1.4 M05 in a couple of weeks from now. > _______________________________________________ > Neo4j mailing list > User@lists.neo4j.org > https://lists.neo4j.org/mailman/listinfo/user > _______________________________________________ Neo4j mailing list User@lists.neo4j.org https://lists.neo4j.org/mailman/listinfo/user
