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From Chris Hostetter <>
Subject Re: Is there a way to check for field "uniqueness" when indexing?
Date Fri, 21 Aug 2009 04:49:01 GMT

: But in that case, I assume Solr does a commit per document added.

not at all ... it computes a signature and then uses that as a unique key.  
IndexWriter.updateDocument does all the hard work.


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