[Neo] Some newbie questions about indexing

Dan Heaver dan.heaver at peepwl.com
Wed Feb 10 13:23:18 CET 2010

Hi Thomas,

Welcome to the list...  as an aside and I know Its off topic but has
anyone else spotted that 'Thomas Anderson' was the name of the
character that became 'Neo' in the matrix ?


On 10 Feb 2010, at 09:58, Thomas Andersson <greddbullen at gmail.com>

> Hi,
> I'm new to neo4j and have some questions about indexing using
> IndexService and Lucene.
> If I create a LuceneIndexService as mentioned in the examples like
> this:
> IndexService index = new LuceneIndexService( graphDb );
> Have I understood it correctly if I assume that the index is persisted
> and stored in the same directory as the neo4j database itself? Or is
> the index in memory only?
> Does the index share the same transaction handling as neo4j itself?
> That is, if a for example do the following:
> Start a neo4j transaction
> Add a node to neo4j
> Add an entry to the index for the node
> Roolback the transaction
> Will the index be rolled back as well? Or do I have to manually remove
> the index entry?
> Best regards,
> Thomas
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