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From Michael McCandless <>
Subject Re: Complete re-indexing using lucene
Date Thu, 18 Apr 2013 19:59:05 GMT
Just pass IndexWriterConfig.OpenMode.CREATE when you open the index on
the same location ... this will make IndexWriter remove the existing

Mike McCandless

On Thu, Apr 18, 2013 at 3:33 PM, Sandeep Jangra <> wrote:
> Hi,
>   I am using lucene in my project built in java.
>   I am writing the index to a file using"c:\\temp").
>   Every hour boundary I need to re-index the complete system.
>   But if I use the same directory "c:\\temp" for re-indexing, the directory
> size will grow eventually because of new segments being created every hour.
>   Does lucene provide a clean way for handling this or would I have to
> handle it in my application by having new index location.
>   Please let me know and Thanks in advance for the help!

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