On 16 mai 2012, at 16:06, Manik Surtani wrote: > > On 14 May 2012, at 18:48, Emmanuel Bernard wrote: > >> I agree with Sanne, Cassandra is very good at that use case due to the way >> they store things. OTOH, that's their best use case by far :) >> >> We could think about a way to mix together: >> >> - fine grained locking >> - AtomicMap >> - partial load >> >> basically we could imagine some new primitive features for AtomicMap like: >> >> - get subkeys between x and y >> - add subkey (not requiring to load the AtomicMap) >> >> That would get us a long way towards some of what MongoDB does wrt partial >> document update. > > Don't we have a good deal of this already with Randall's schematic patch > (currently as a part of ModeShape, targeted for inclusion in Infinispan > 5.2.0)? > > https://issues.jboss.org/browse/ISPN-1103 > https://github.com/ModeShape/modeshape/tree/master/modeshape-schematic
It certainly does partial update, but not the partial load required to do the time range query described. Unless schematic goes beyond what I think it does.
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