Or, you can use FieldNormModifier class to modify existing fieldNorm:

$ java org.apache.lucene.index.FieldNormModifier path-to-index
your.Similarity field1 [field2 ...]

To do this, you have to write your own Similarity class to adjust boost,
via lengthNorm().

Thank you,

Koji

rohit saini wrote:
Thanks a lot Grant
I have been trying to do so....could u please send me example of doing the
way u r talking .....

Again thanks so much...
Regards,
Rohit


On 8/10/07, Grant Ingersoll <[EMAIL PROTECTED]> wrote:
You can't.  You have to delete and reindex the document with the new
boost.

On Aug 9, 2007, at 11:59 PM, rohit saini wrote:

Hi,
could u pl. tell me how to update boost factor of already indexed
document
using setBoost.

Thanks & regards,
Rohit

--
VANDE - MATRAM
--------------------------
Grant Ingersoll
http://lucene.grantingersoll.com

Lucene Helpful Hints:
http://wiki.apache.org/lucene-java/BasicsOfPerformance
http://wiki.apache.org/lucene-java/LuceneFAQ



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