2009/1/3 Ian Eslick <esl...@media.mit.edu>:
> Hi Yarek,
>
> Others may add to this, but the big issues I'm aware of are:
>
> BDB
> + fast
> + can be shared among multiple processes on a single machine
> - commercial use requires license
>
> Postmodern
> - 5x slower than BDB (last I checked)
> ++ can be shared among multiple machines
> + open source
>
> Neither system allows you to easily bypass the elephant
> representational framework.  I'll let others comment on this vis-a-vis
> postmodern.
>
> You can use both system's tools for archive, recover, duplication, etc.
>
> Ian

Messing around with postmodern backend's underlying database is
POSSIBLE (I did it recently to implement a crude form of online
garbage collection) but unpleasant.
Rob

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