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From Kelvin Tan <>
Subject Re: authentication support in lucene
Date Fri, 23 Jul 2004 10:01:26 GMT

On Fri, 23 Jul 2004 10:09:25 +0100, Dave Spencer said:
>> I implemented ACL checking via Filters. Caching filters definitely helps, but
>> may not be applicable in every situation. I stored the UUID of each document 
>> the database as well as in Lucene. That way, by retrieving a list of 
>> documents via SQL, I can create the necessary BitSet.
> Maybe the only hope then is different indexes based on coarse grained
> "roles", not find grained ACLs.

That really depends on how much access (low/high-level) you have to the security 

Different indexes can be pretty expensive to maintain, and creating a new role 
involves creation of a new index? *ugh*


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