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From Alexey Panchenko <>
Subject Re[2]: Lucene Index comparison..
Date Fri, 12 May 2006 08:48:06 GMT
Krishnan, Ananda wrote:

> i will explain about my problem a bit more in detail. Every night at
> a particular time indexing will be happen. I have to find out any
> new urls or any files have been added in the new index so that i
> have to send an alert to the customer.

> I know about sending alert to the customer but i am not sure about
> the comparison of the indexes.

> Have you ever tried this.. If so please let me know about the
> approach so that it would be much helpful for me.

The simple solution is to add to each document the field, containing
the timestamp of the addition of this document to the index.

This new field can be used to query documents added in the specified
date range.

Best regards,

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