Hi 9Val,

Saturday, September 4, 2004, 10:34:35 PM, you wrote:

9Val> Hello Doug,  

9Val>>> There was a bug with message source filtering which was already fixed.
9Val>>> BTW,  message source filtering is too expensive operation, there it is
9Val>>> possible use header or text filtering

DW>> I don't think I understand this -- and does it mean one should always
DW>> use header filtering rather than filter by one field in a header?

9Val> No,  it  means  only  that when it is possible narrower type of search
9Val> should  be  used.  And  therefore full message source search should be
9Val> used  quite  rarely  only  for special purposes if you want to achieve
9Val> better performance

Thanks. That makes sense.

Doug

-- 
Doug Weller  Moderator, sci.archaeology.moderated
The Bat! 3.0
Doug and Helen's Dogs: http://www.dougandhelen.com
Doug's Archaeology Site: http://www.ramtops.co.uk


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