[Xapian-tickets] [Xapian] #326: Searches with chert are slow, due to slow doclen access

Xapian nobody at xapian.org
Tue Feb 17 13:14:28 GMT 2009


#326: Searches with chert are slow, due to slow doclen access
---------------------------+------------------------------------------------
 Reporter:  richard        |        Owner:  richard  
     Type:  defect         |       Status:  assigned 
 Priority:  normal         |    Milestone:  1.1.0    
Component:  Backend-Chert  |      Version:  SVN trunk
 Severity:  normal         |   Resolution:           
 Keywords:                 |    Blockedby:           
 Platform:  All            |     Blocking:           
---------------------------+------------------------------------------------

Comment(by olly):

 I did wonder about how best to encode the doclengths at the time but just
 went for the same as that which the postlist encoding uses (once I'd
 removed the doclen from there) because that was least coding effort and it
 seemed to work well enough.

 The requirement to be able to splice in updates restricts the choice of
 data structure somewhat.  I'll have a think.

-- 
Ticket URL: <http://trac.xapian.org/ticket/326#comment:6>
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