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Revisioned Lucene Index

 

 

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Johannes.Lichtenberger at uni-konstanz

Jul 28, 2012, 8:44 AM

Post #1 of 2 (220 views)
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Revisioned Lucene Index

Hello,

I'm currently working on revisioned index structures for a treebased
storage system[1] and I want to provide an index-structure for fulltext
search (more or less on XML text-nodes). Either I'm going to implement a
Radix/PATRICIA-tree or I'm opting for Lucene. I thought about adding a
node <=> Field mapping , that would probably be sufficient as we do not
need a tree-structure in order to support revisioning strategies (full
dump, incremental, differential). However, I guess Lucene uses some kind
of tree-structure itself though perhaps it would be more appropriate to
map these nodes to our "nodes".

Any suggestions?

kind regards,
Johannes

[1] https://github.com/JohannesLichtenberger/sirix

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LFechner at hubwoo

Jul 28, 2012, 4:41 PM

Post #2 of 2 (213 views)
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AW: Revisioned Lucene Index [In reply to]

Hi,

Lucene is storing it's data pretty much flat. You have Documents representing a seach result. This Documents are created during the indexing process you have to implement.
For XML data I would recommend to store the Xpath of the indexed data in a field in the lucene documents in order to get the nodes addessed again in the XML tree.

Best Regards

Lutz
--------------------------
...via my BlackBerry Wireless Handheld

----- Originalnachricht -----
Von: Johannes.Lichtenberger [mailto:Johannes.Lichtenberger [at] uni-konstanz]
Gesendet: Saturday, July 28, 2012 05:44 PM
An: java-user [at] lucene <java-user [at] lucene>
Betreff: Revisioned Lucene Index

Hello,

I'm currently working on revisioned index structures for a treebased
storage system[1] and I want to provide an index-structure for fulltext
search (more or less on XML text-nodes). Either I'm going to implement a
Radix/PATRICIA-tree or I'm opting for Lucene. I thought about adding a
node <=> Field mapping , that would probably be sufficient as we do not
need a tree-structure in order to support revisioning strategies (full
dump, incremental, differential). However, I guess Lucene uses some kind
of tree-structure itself though perhaps it would be more appropriate to
map these nodes to our "nodes".

Any suggestions?

kind regards,
Johannes

[1] https://github.com/JohannesLichtenberger/sirix

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